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AT-SBx908 GEN2 Switch
Advanced Layer 3+ Modular Switch
AlliedWare Plus™ v5.4.8-0
AT-SBx908 GEN2 Chassis
AT-XEM2-12XT Ethernet Line Card
AT-XEM2-12XS Ethernet Line Card
AT-XEM2-4QS Ethernet Line Card
AT-XEM2-1CQ Ethernet Line Card
AT-FAN08 Fan Module
AT-SBxPWRSYS2 AC Power Supply
AT-SBxPWRSYS1-80 DC Power Supply
Virtual Chassis Stacking Installation
Guide
613-002595 Rev. B

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Summary of Contents for Allied Telesis AT-SBx908

  • Page 1 AT-SBx908 GEN2 Switch Advanced Layer 3+ Modular Switch AlliedWare Plus™ v5.4.8-0 AT-SBx908 GEN2 Chassis AT-XEM2-12XT Ethernet Line Card AT-XEM2-12XS Ethernet Line Card AT-XEM2-4QS Ethernet Line Card AT-XEM2-1CQ Ethernet Line Card AT-FAN08 Fan Module AT-SBxPWRSYS2 AC Power Supply AT-SBxPWRSYS1-80 DC Power Supply...
  • Page 2 Allied Telesis, Inc. has been advised of, known, or should have known, the...
  • Page 3 Electrical Safety and Emissions Standards This product meets the following standards. U.S. Federal Communications Commission Radiated Energy Note: This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of FCC Rules.
  • Page 4 Translated Safety Statements Important: Safety statements that have the  symbol are translated into multiple languages in the Translated Safety Statements document at www.alliedtelesis.com/support.
  • Page 5: Table Of Contents

    Contents Preface ....................................15 Document Conventions ...............................16 Contacting Allied Telesis ..............................17 Chapter 1: Overview ................................ 19 Overview....................................20 AT-SBx908 GEN2 Chassis ............................20 Ethernet Line Cards ..............................20 Management Software and Interfaces .........................20 Management Methods..............................21 Management Panel ..............................21 Power Supplies ................................21 AT-SBx908 GEN2 Chassis..............................22 Ethernet Line Cards................................23...
  • Page 6 Contents Adjusting the Equipment Rack Brackets..........................83 Installing the Chassis in an Equipment Rack........................87 Installing the Chassis Grounding Wire..........................88 Installing AT-SBxPWRSYS2 AC Power Supplies....................... 91 Installing AT-SBxPWRSYS1-80 DC Power Supplies ......................95 Installing Ethernet Line Cards............................. 99 Installing Blank Line Card Slot Covers..........................103 Installing the Blank Power Supply Slot Cover........................
  • Page 7 AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stackiing Environmental Specifications.............................212 Power Specifications .................................213 Certifications ..................................215 Port Pinouts ..................................216...
  • Page 8 Contents...
  • Page 9 Figures Figure 1: Front Panel of the AT-SBx908 GEN2 Chassis ......................22 Figure 2: Rear Panel of the AT-SBx908 GEN2 Chassis.......................22 Figure 3: AT-SBx908 GEN2 Ethernet Line Cards ........................23 Figure 4: Management Panel ...............................29 Figure 5: Switch ID LED ...............................32 Figure 6: AT-SBxPWRSYS2 and AT-SBxPWRSYS1-80 Power Supplies ................34 Figure 7: AT-FAN08 Module..............................36...
  • Page 10 Figures Figure 50: Removing the Ethernet Line Card from the Anti-static Bag ................100 Figure 51: Sliding the Ethernet Line Card into the Slot.......................101 Figure 52: Seating an Ethernet Line Card in the Chassis....................102 Figure 53: Tightening the Two Captive Screws on the Ethernet Line Card ................102 Figure 54: Installing a Blank Slot Cover..........................103 Figure 55: Tightening the Captive Screws on a Blank Slot Cover ..................104 Figure 56: Lifting the Locking Handle on the Blank Power Supply Slot Cover ..............105...
  • Page 11 AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Figure 110: Closing the Plastic Cover ..........................186 Figure 111: Removing the Grounding Wire ........................187 Figure 112: Reinstalling the Nut and Washer on the Grounding Post ................188 Figure 113: Lifting the Locking Handle and Removing the Power Supply................189 Figure 114: Installing the Blank Power Supply Slot Cover ....................190...
  • Page 12 Figures...
  • Page 13 Tables Table 1: Twisted Pair Ports on the AT-XEM2-12XT Line Card ....................24 Table 2: Link and Activity LEDs on the AT-XEM2-12XT Line Card ..................24 Table 3: Link and Activity LEDs on the AT-XEM2-12XS Line Card ..................26 Table 4: Link and Activity Status LEDs for the AT-XEM2-4QS Line Card ................27 Table 5: Link and Activity Status LED for the AT-XEM2-1CQ Line Card ................28 Table 6: Twisted Pair Cable for the NET MGMT Port on the Management Panel ..............30 Table 7: NET MGMT Port LED ............................31...
  • Page 14 Tables...
  • Page 15: Preface

    Virtual Chassis Stacking (VCStack) feature. For instructions on how to install the switch as a stand- alone device, refer to the AT-SBx908 GEN2 Installation Guide for Stand- alone Switches.
  • Page 16: Document Conventions

    Preface Document Conventions This document uses the following conventions: Note Notes provide additional information. Caution Cautions inform you that performing or omitting a specific action may result in equipment damage or loss of data. Warning Warnings inform you that performing or omitting a specific action may result in bodily injury.
  • Page 17: Contacting Allied Telesis

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Contacting Allied Telesis If you need assistance with this product, you may contact Allied Telesis technical support by going to the Support & Services section of the Allied Telesis web site at www.alliedtelesis.com/support. You can find links for the following services on this page: ...
  • Page 18 Preface...
  • Page 19: Chapter 1: Overview

    Chapter 1 Overview The chapter contains the following sections:  “Overview” on page 20  “AT-SBx908 GEN2 Chassis” on page 22  “Ethernet Line Cards” on page 23  “AT-XEM2-12XT Line Card” on page 24  “AT-XEM2-12XS Line Card” on page 26 ...
  • Page 20: Overview

    AT-XEM2-1CQ Card features one transceiver slot for a 100Gbps QSFP28 transceiver. Ethernet line cards are ordered separately. Refer to the product data sheet on the Allied Telesis web site for a list of approved transceivers. Management Here are the management software and interfaces: Software and ...
  • Page 21: Management Methods

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Management You can manage the switch as follows: Methods  Command line interface accessed locally through the Console port or remotely using Telnet or Secure Shell.  Web browser interface accessed remotely using HTTP.
  • Page 22: At-Sbx908 Gen2 Chassis

    Chapter 1: Overview AT-SBx908 GEN2 Chassis The front panel of the AT-SBx908 GEN2 Chassis is shown in Figure 1. Management Panel Power Supply Slot (PSU A) Power Supply Slot (PSU B) Eight Slots for Ethernet Line Cards with Blank Cover Figure 1.
  • Page 23: Ethernet Line Cards

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Ethernet Line Cards The AT-SBx908 GEN2 Ethernet line cards are shown in Figure 3. AT-XEM2-12XS Line Card AT-XEM2-12XT Line with 12 slots for 1Gbps Card with 12 1Gbps or SFP or 10Gbps SFP+...
  • Page 24: At-Xem2-12Xt Line Card

    Chapter 1: Overview AT-XEM2-12XT Line Card The AT-XEM2-12XT Card has 12 twisted pair ports with standard 8-pin RJ-45 ports. The specifications of the ports are listed in Table 1. Table 1. Twisted Pair Ports on the AT-XEM2-12XT Line Card Specification Description Port Speed The ports support 1Gbps or 10Gbps.
  • Page 25 AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Table 2. Link and Activity LEDs on the AT-XEM2-12XT Line Card State Description Possible causes of this state are listed here: - The port has not established a link with another network device.
  • Page 26: At-Xem2-12Xs Line Card

    The default is Auto-Negotiation. SFP or SFP+ transceivers must be purchased separately. For a list of supported transceivers, refer to the AT-SBx908 GEN2 Series data sheet on the Allied Telesis web site. The slots have link and activity LEDs. The states of the LEDs are described in Table 3.
  • Page 27: At-Xem2-4Qs Line Card

    - The LEDs are turned off. To turn on the LEDs, use the eco-friendly button. Note The eight line card slots in the AT-SBx908 GEN2 Switch are divided into four slot groups, with each group consisting of two slots, as listed here:...
  • Page 28: At-Xem2-1Cq Line Card

    Chapter 1: Overview AT-XEM2-1CQ Line Card The AT-XEM2-1CQ Line Card has one transceiver slot and supports the following 100Gbps transceivers:  AT-QSFP28SR4 transceiver - Has a maximum operating distance of 70m (230 ft) or 100m (328 ft) with 12-strand OM3 or OM4 fiber optic cable, respectively.
  • Page 29: Management Panel

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Management Panel The components on the management panel are identified in Figure 4. Switch ID Reset Button USB Slot NET MGMT CONSOLE eco-friendly Port RS-232 Button Serial Port Figure 4. Management Panel Note The management panel is not field-replaceable.
  • Page 30: Net Mgmt Ethernet Management Port

    Chapter 1: Overview NET MGMT The switch uses the NET MGMT port as a separate routed eth0 interface. The interface is not part of the switching matrix of the Ethernet line cards, Ethernet but the switch can route traffic in or out of the port from the line cards. Management Here are the guidelines: Port...
  • Page 31: Console (Rs-232) Port

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking The Network Management (NET MGMT) port has one Status LED, described in Table 7. Table 7. NET MGMT Port LED State Description Solid Green The port has established a 1000 Mbps link with a network device.
  • Page 32: Eco-Friendly Button

    Chapter 1: Overview The chassis is booting up. The chassis has encountered a fault condition. The chassis is operating as a stand-alone switch, with the ID number 1. The chassis is a member of a VCStack and has an ID number in the range of 1 to 4. The dot in the lower right corner flashes when the switch accesses USB memory.
  • Page 33 AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Caution The Ethernet line cards do not forward network traffic for about three minutes while they initialize the AlliedWare Plus operating system and configure their parameter settings. Some network traffic may be lost.
  • Page 34: Power Supplies

    Chapter 1: Overview Power Supplies The power supply units for the chassis are the AT-SBxPWRSYS2 AC and AT-SBxPWRSYS1-80 DC Power Supplies. Refer to Figure 6. AT-SBxPWRSYS2 AC Power Supply AT-SBxPWRSYS1-80 DC Power Supply Figure 6. AT-SBxPWRSYS2 and AT-SBxPWRSYS1-80 Power Supplies Here are the power supply guidelines: ...
  • Page 35 The power supplies are installed in the PSU A and PSU B slots in the front panel of the chassis. If you are installing only one power supply, Allied Telesis recommends installing it in PSU A slot because that slot does not come with a blank slot cover.
  • Page 36: At-Fan08 Units

    Chapter 1: Overview AT-FAN08 Units The cooling unit for the chassis is the AT-FAN08 Fan module. Refer to Figure 7. Figure 7. AT-FAN08 Module The chassis comes with two pre-installed fan modules in FAN A and FAN B slots on the rear panel. The air flow is from the front to the back of the chassis, with the fans drawing air out of the device.
  • Page 37: Specifying Ports In The Command Line Interface

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Specifying Ports in the Command Line Interface The individual ports on the switches in a stack are specified in the command line interface with the PORT parameter. The format of the parameter is shown in Figure 8.
  • Page 38 Chapter 1: Overview For instructions on the command line interface and the PORT parameter, refer to the Software Reference for AT-SBx908 GEN2 Switch, AlliedWare Plus Operating System.
  • Page 39: Software And Hardware Releases

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Software and Hardware Releases Software and hardware releases for the AlliedWare Plus operating software and AT-SBx908 GEN2 Switch are listed in Table 9. Table 9. Software and Hardware Releases Software Version Hardware v5.4.7A-1...
  • Page 40 Chapter 1: Overview...
  • Page 41: Chapter 2: Virtual Chassis Stacking

    Chapter 2 Virtual Chassis Stacking The sections in this chapter are listed here:  “Overview” on page 42  “Stacking Guidelines” on page 43  “Stack Trunk” on page 44  “Master and Member Switches” on page 58  “Switch ID Numbers” on page 59 ...
  • Page 42: Overview

    Chapter 2: Virtual Chassis Stacking Overview The Virtual Chassis Stacking (VCStack) feature lets you build a virtual stack of up to four SBx908 GEN2 Series switches. The feature allows the switches to function as a single networking unit, with the following benefits: ...
  • Page 43: Stacking Guidelines

    No additional software or license is required.  The default setting for the VCStack feature on the AT-SBx908 GEN2 Switch is disabled. Enabling it requires rebooting the switch. Instructions later in this guide explain how to enable the feature and reboot the unit.
  • Page 44: Stack Trunk

    For a list of supported transceivers, refer to the Allied Telesis web site.  A stack of AT-SBx908 GEN2 Switches cannot contain other stacking products, such as x600 or x610 Series switches.  Figure 9 on page 45 illustrates the basic trunk configurations for stacks of two, three, or four switches.
  • Page 45: Figure 9: Example Trunks For Stacks Of Two, Three, Or Four Switches

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Stack with Two Chassis Stack with Three Chassis Stack with Four Chassis Figure 9. Example Trunks for Stacks of Two, Three, or Four Switches  The trunk configuration is referred to as a ring because the last switch in the stack is connected to the first switch, creating a loop.
  • Page 46: Figure 10: Stack Of Three Switches With A Linear Trunk

    Chapter 2: Virtual Chassis Stacking  You can omit the link from the last to first switches to create a linear trunk. An example of a stack with three switches in a linear trunk is shown in Figure 10. This trunk topology is not recommended.
  • Page 47: Figure 11: Example Of A Trunk With Multiple Links Between Switches

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking  You can increase the bandwidth and resiliency of trunks by increasing the number of physical links between switches. The example in Figure 11 uses ports on AT-XEM2-12XS Line Cards to build a stack of three switches, with a trunk of three links from switch-to-switch.
  • Page 48: Figure 12: Example Of A Stack Trunk Of Ports On Multiple Line Cards

    Chapter 2: Virtual Chassis Stacking  You can further improve the resiliency of trunks by distributing the ports onto multiple cards in the switches. This makes it possible for trunks to continue functioning, though at reduced bandwidths, even if line cards with trunk ports fail. The example in Figure 12 is a stack of three switches with a trunk of two links from switch-to- switch, on different line cards.
  • Page 49: Figure 13: Invalid Trunk With Too Many Stacking Ports

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking  Table 10 lists the maximum number of trunk ports that a switch can support at one time. The number varies by line card. For example, a switch can have a maximum of eight trunk ports when a trunk is build with ports on AT-XEM2-12XS Line Cards.
  • Page 50: Figure 14: Stack With Three Chassis

    Chapter 2: Virtual Chassis Stacking  Provided that all other rules are followed, trunk ports can be chosen from any line card in a switch. Furthermore, as stated earlier, they can all be on the same line card or different cards in a switch, so long as the cards are all the same model.
  • Page 51: Figure 15: Invalid Trunk Because Switches Have Different Numbers Of Trunk Links

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking  Figure 15 is an example of an invalid trunk because the units do not have the same number of trunk links. There are two links between chassis 1 and 2 and chassis 2 and 3, but only one link between chassis 1 and 3.
  • Page 52: Figure 16: Invalid Trunk With Different Ethernet Line Card Models

    Chapter 2: Virtual Chassis Stacking  A trunk cannot have ports from different line card models. The trunk for the three switches in Figure 16 is invalid because it has ports from AT-XEM2-4QS and AT-XEM2-12XT Line Cards. Chassis 1 Chassis 2 Chassis 3 Figure 16.
  • Page 53: Figure 17: Invalid Trunk Using Both Direct Connect And Fiber Optic Cables On At-Xem2-12Xt Line Cards

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking  The AT-XEM2-12XS Line Card supports 10Gbps AT-SP10TW direct connect twinax cables in addition to fiber optic transceivers. You can use direct connect cables for trunk links when switches are physically close together, such as in the same equipment rack or adjacent racks.
  • Page 54: Figure 18: Invalid Trunk Using Both Direct Connect And Fiber Optic Cables On At-Xem2-4Qs Line Cards

    Chapter 2: Virtual Chassis Stacking  The AT-XEM2-4QS Line Card also supports direct connect cables, called AT-QSFPICU and AT-QSFP3CU cables. As with the AT- XEM2-12XT Line Card, you can build stack trunks using AT- XEM2-4QS Line Cards with either direct connect cables or fiber optic transceivers, but not both.
  • Page 55: Figure 19: Example Of A Stack Trunk With At-Xem2-1Cq Line Cards

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking  You can use AT-XEM2-1CQ Line Cards for a stack trunk. But since the card has only one 100Gbps transceiver slot, each switch has to have two cards for the trunk. Figure 19 is an example of a stack trunk of four switches with the line card.
  • Page 56: Figure 20: Invalid Trunk Because A Chassis Is Connected To Three Other Chassis

    Chapter 2: Virtual Chassis Stacking  In stacks of four chassis, no switch can have trunk links to more than two other chassis. The trunk example in Figure 20 is invalid because chassis 1 has trunk links to all three of the other switches. Chassis 1 Chassis 4 Chassis 2...
  • Page 57: Figure 21: Invalid Trunk Because Of Intermediary Network Devices

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking  Trunk links must be direct connections between ports on line cards. A trunk cannot have any intermediary network devices, such as media converters, routers, or other Ethernet switches. Figure 21 is an example of an invalid trunk because it has intermediary network devices, in this case media converters.
  • Page 58: Master And Member Switches

    Chapter 2: Virtual Chassis Stacking Master and Member Switches A stack has a master switch. Its main functions are listed here:  Coordinate and monitor stack operations.  Verify that the switches are using the same version of management software. It automatically downloads its management software over the stacking cables to switches with different software versions.
  • Page 59: Switch Id Numbers

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Switch ID Numbers Each switch must be assigned an ID number. The range is 1 to 4. The default is 1. The ID numbers are displayed on the ID LEDs on the front panels of the units.
  • Page 60: Optional Feature Licenses

    Additional features and capabilities might be included with the operating system, but they can only be used after they are unlocked with optional feature licenses from Allied Telesis. Contact your authorized reseller or distributor for a list of optional features licenses for this product.
  • Page 61: Planning The Stack

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Planning the Stack Here are factors to consider when planning a stack:  How many SBx908 GEN2 Chassis will be in the stack? The maximum is four chassis.  How many trunk links will there be between switches? The maximum numbers of permitted links vary by Ethernet line card and are listed in Table 10 on page 49.
  • Page 62: Stacking Worksheet

    ID LEDs on the front panels and you use the numbers to configure the individual ports. Allied Telesis recommends assigning the ID 1, the default value, to the master switch. You should decide ahead of time, before beginning the configuration procedures, the ID assignments of the switches.
  • Page 63 AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Table 12. Stacking Worksheet Columns (Continued) Column Description Priority When the switches of a stack are reset or powered on, they perform an initialization process that involves, in part, choosing the master switch.
  • Page 64 Chapter 2: Virtual Chassis Stacking...
  • Page 65: Chapter 3: Beginning The Installation

    Chapter 3 Beginning the Installation The chapter contains the following sections:  “Hardware Installation Overview” on page 66  “Reviewing Safety Precautions” on page 68  “Choosing a Site for the Chassis” on page 73  “Unpacking the Chassis” on page 74 ...
  • Page 66: Hardware Installation Overview

    Chapter 3: Beginning the Installation Hardware Installation Overview Table 13 lists the general steps to installing the switch hardware. Table 13. Hardware Installation Procedures Step Description Procedure Review safety precautions. “Reviewing Safety Precautions” on page 68 Choose locations for the “Choosing a Site for the switches.
  • Page 67 AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Table 13. Hardware Installation Procedures (Continued) Step Description Procedure Install the hardware. “Installing the Blank Power (continued) Supply Slot Cover” on page 105 “Installing the Power Cord Retaining Clips” on page 107...
  • Page 68: Reviewing Safety Precautions

    Chapter 3: Beginning the Installation Reviewing Safety Precautions Please review the following safety precautions before beginning the installation procedure. Note Safety statements that have the  symbol are translated into multiple languages in the Translated Safety Statements document at www.alliedtelesis.com/support. Warning Class 1 Laser product.
  • Page 69 AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Warning Power cord is used as a disconnection device. To de-energize equipment, disconnect the power cord.  E3 Warning Class I Equipment. This equipment must be earthed. The power plug must be connected to a properly wired earth ground socket outlet.
  • Page 70  E25 Warning The chassis may be heavy and awkward to lift. Allied Telesis recommends that you get assistance when mounting the chassis in an equipment rack.  E28 Note Use dedicated power circuits or power conditioners to supply reliable electrical power to the device.
  • Page 71 AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Note If installed in a closed or multi-unit rack assembly, the operating ambient temperature of the rack environment may be greater than the room ambient temperature. Therefore, consideration should be given to installing the equipment in an environment compatible with the manufacturer’s maximum rated ambient temperature (Tmra).
  • Page 72 Chapter 3: Beginning the Installation Warning The temperature of an operational SFP or SFP+ transceiver may exceed 70° C (158° F). Exercise caution when removing or handling transceivers with unprotected hands.  E43 Warning The grounding lug on the rear panel of the chassis is for supplemental grounding.
  • Page 73: Choosing A Site For The Chassis

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Choosing a Site for the Chassis Observe these site requirements.  The AT-SBx908 Gen2 Chassis should be installed in a standard 19-inch equipment rack. It should not be installed on a table, desk, or wall. ...
  • Page 74: Unpacking The Chassis

    Chapter 3: Beginning the Installation Unpacking the Chassis Figure 23 shows the contents of the shipping box. Figure 23. AT-SBx908 Gen2 Switch Shipping Box The items in the box are listed here:  A - Protective bag  B - AT-SBx908 Gen2 Switch ...
  • Page 75: Figure 24: Lifting The Switch From The Shipping Box

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Warning The switch is heavy. Ask for assistance lifting the device out of the shipping box. You might injure yourself or damage the device if you lift it without assistance. Figure 24. Lifting the Switch from the Shipping Box 2.
  • Page 76: Figure 26: Pre-Installed Items On The Front And Side Panels

    Chapter 3: Beginning the Installation 3. Visually inspect the front panel of the switch for the pre-installed components shown in Figure 26. 1. Two equipment rack 3. One blank panel in power 2. Seven line card slot brackets supply slot B covers 4.
  • Page 77: Figure 27: Pre-Installed Items On The Rear Panel

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking 2. Two AT-FAN08 Fan 1. One ground wire lug Modules Figure 27. Pre-installed Items on the Rear Panel Note You should retain the original packaging material in the event you need to return the unit to Allied Telesis.
  • Page 78: Figure 28: Accessory Kit

    RJ-45 (8P8C) and DB-9 (D- sub 9-pin) connectors. Two power cord retaining clips Figure 28. Accessory Kit If any item is missing or damaged, contact your Allied Telesis sales representative for assistance. 6. After unpacking the switch, do one of the following: ...
  • Page 79: Unpacking At-Sbxpwrsys2 Ac Power Supplies

    The tie wrap included with the power supply is not used with the AT- SBx908 Gen2 chassis. If any item is missing or damaged, contact your Allied Telesis sales representative for assistance. After unpacking the chassis and power supplies, go to Chapter 4,...
  • Page 80: Unpacking At-Sbxpwrsys1-80 Dc Power Supplies

    Figure 30. Items in the Shipping Box for the AT-SBxPWRSYS1-80 DC Power Supply If any item is missing or damaged, contact your Allied Telesis sales representative for assistance. After unpacking the chassis and power supplies, go to Chapter 4,...
  • Page 81: Chapter 4: Installing The Chassis

    Chapter 4 Installing the Chassis The procedures in this chapter explain how to install the chassis in a standard 19-inch equipment rack. The procedures are listed here:  “Tools and Material” on page 82  “Adjusting the Equipment Rack Brackets” on page 83 ...
  • Page 82: Tools And Material

    Chapter 4: Installing the Chassis Tools and Material You need to provide the following tools and material to install the chassis:  #2 Phillips-head screwdriver  Eight screws for a standard 19-inch equipment rack  10 AWG stranded grounding wire ...
  • Page 83: Adjusting The Equipment Rack Brackets

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Adjusting the Equipment Rack Brackets The chassis comes with two pre-installed equipment rack brackets. The default positions of the brackets align the front of the chassis with the front of the equipment rack. You can re-position the brackets on the sides of the chassis to have the device extend in front of the rack.
  • Page 84: Figure 32: Chassis Orientations In The Equipment Rack (Continued)

    Chapter 4: Installing the Chassis Figure 32. Chassis Orientations in the Equipment Rack (Continued)
  • Page 85: Figure 33: Chassis Orientations In The Equipment Rack (Continued)

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Figure 33. Chassis Orientations in the Equipment Rack (Continued) To change the positions of the brackets, use a #2 Phillips-head screwdriver to remove them from their default positions and secure them to the new locations. An example is shown in Figure 34 on page 86.
  • Page 86: Figure 34: Example Of Adjusting The Equipment Rack Brackets

    Chapter 4: Installing the Chassis Figure 34. Example of Adjusting the Equipment Rack Brackets...
  • Page 87: Installing The Chassis In An Equipment Rack

    “Choosing a Site for the Chassis” on page 73 before installing the chassis. Caution The chassis may be heavy and awkward to lift. Allied Telesis recommends that you get assistance when mounting the chassis in an equipment rack.  E28 To install the chassis, perform the following procedure: 1.
  • Page 88: Installing The Chassis Grounding Wire

    Chapter 4: Installing the Chassis Installing the Chassis Grounding Wire This procedure explains how to connect a grounding wire to the chassis. The chassis requires a permanent connection to a good earth ground for the line cards and power supplies. The procedure requires the following items: ...
  • Page 89: Figure 37: Removing The Grounding Lug From The Chassis

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Figure 37. Removing the Grounding Lug from the Chassis 3. Insert one end of the grounding wire into the grounding lug, as shown in Figure 38, and use a crimping tool to secure the wire to the grounding lug.
  • Page 90: Figure 39: Installing The Grounding Lug And Wire

    Chapter 4: Installing the Chassis Figure 39. Installing the Grounding Lug and Wire 5. Connect the other end of the grounding wire to the building protective earth. 6. Go to “Installing AT-SBxPWRSYS2 AC Power Supplies” on page 91 or “Installing AT-SBxPWRSYS1-80 DC Power Supplies” on page 95.
  • Page 91: Installing At-Sbxpwrsys2 Ac Power Supplies

    PSU A and PSU B If you are installing only one power supply, you may install it in either slot. Allied Telesis recommends PSU A because that slot does not come with a blank power supply panel. 2. If there is already a power supply in PSU A, lift the handle on the blank power supply panel in PSU B and slide the panel from the slot.
  • Page 92: Figure 40: Removing The Blank Power Supply Panel From Power Supply Slot B

    Chapter 4: Installing the Chassis Figure 40. Removing the Blank Power Supply Panel from Power Supply Slot B 3. Lift the handle on the AT-SBxPWRSYS2 AC Power Supply. Refer to Figure 41. Figure 41. Lifting the Locking Handle on the AT-SBxPWRSYS2 Power Supply 4.
  • Page 93: Figure 42: Sliding The At-Sbxpwrsys2 Ac Power Supply Into The Chassis

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Figure 42. Sliding the AT-SBxPWRSYS2 AC Power Supply into the Chassis 5. Gently press on the faceplate of the power supply to seat the unit on the connector on the backplane of the chassis, and lower the locking handle to secure the unit in the chassis.
  • Page 94 Chapter 4: Installing the Chassis 6. Visually inspect the power supply to be sure that its faceplate is flush against the front panel of the chassis and the locking handle is fully down. 7. If necessary, repeat this procedure to install a second power supply. 8.
  • Page 95: Installing At-Sbxpwrsys1-80 Dc Power Supplies

    PSU A and PSU B If you are installing only one power supply, you may install it in either slot. Allied Telesis recommends PSU A because that slot does not come with a blank power supply panel. 2. If there is already a power supply in PSU A, lift the handle on the blank power supply panel in PSU B and slide the panel from the slot.
  • Page 96: Figure 44: On/Off Switch On The At-Sbxpwrsys1-80 Dc Power Supply

    Chapter 4: Installing the Chassis On/Off Switch Figure 44. On/Off Switch on the AT-SBxPWRSYS1-80 DC Power Supply 4. With a #2 Phillips-head screwdriver, loosen the handle locking screw on the power supply, as shown in Figure 45. Figure 45. Loosening the Handle locking Screw on the AT- SBxPWRSYS1-80 DC Power Supply 5.
  • Page 97: Figure 46: Lifting The Locking Handle On The At-Sbxpwrsys1-80 Dc Power Supply

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Figure 46. Lifting the Locking Handle on the AT-SBxPWRSYS1-80 DC Power Supply 6. Carefully align the power supply in the slot and slide it into the slot until it makes contact with the connector inside the chassis. Refer to Figure 47.
  • Page 98: Figure 48: Lowering The Locking Handle On The At-Sbxpwrsys1-80 Dc Power Supply

    Chapter 4: Installing the Chassis Figure 48. Lowering the Locking Handle on the AT-SBxPWRSYS1-80 DC Power Supply 8. Visually inspect the power supply to be sure that its faceplate is flush against the front panel of the chassis and the locking handle is fully down.
  • Page 99: Installing Ethernet Line Cards

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Installing Ethernet Line Cards This section contains the procedure for installing Ethernet line cards in the chassis. The illustrations show the AT-XEM2-12XT Line Card. The procedure is the same for all line card models.
  • Page 100: Figure 50: Removing The Ethernet Line Card From The Anti-Static Bag

    Chapter 4: Installing the Chassis 3. Carefully remove the new Ethernet line card from its shipping container and anti-static bag. Refer to Figure 50. Figure 50. Removing the Ethernet Line Card from the Anti-static Bag 4. Position the line card with the notch on the faceplate in the upper left corner, as shown in Figure 51 on page 101, and carefully slide it into the slot.
  • Page 101: Figure 51: Sliding The Ethernet Line Card Into The Slot

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Notch Bottom Flange Figure 51. Sliding the Ethernet Line Card into the Slot Caution Do not force the card into the slot. If you feel resistance, remove it and try again. 5. When you feel the line card make contact with the connector on the backplane of the chassis.
  • Page 102: Figure 52: Seating An Ethernet Line Card In The Chassis

    Chapter 4: Installing the Chassis Figure 52. Seating an Ethernet Line Card in the Chassis 6. Visually inspect the line card to verify that its faceplate is flush against the front panel of the chassis. 7. Tighten the two captive screws on the card to secure it in the chassis. Refer to Figure 53.
  • Page 103: Installing Blank Line Card Slot Covers

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Installing Blank Line Card Slot Covers After installing the Ethernet line cards, inspect slots 1 to 8 for empty slots. Empty slots need to be covered with the blank slot covers that come with the chassis.
  • Page 104: Figure 55: Tightening The Captive Screws On A Blank Slot Cover

    Chapter 4: Installing the Chassis Figure 55. Tightening the Captive Screws on a Blank Slot Cover 3. Repeat this procedure to install additional blank slot covers. 4. Go to “Installing the Blank Power Supply Slot Cover” on page 105...
  • Page 105: Installing The Blank Power Supply Slot Cover

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Installing the Blank Power Supply Slot Cover If you installed only one power supply in the chassis, check that the empty power supply slot is covered with the blank power supply slot cover included with the chassis.
  • Page 106: Figure 57: Aligning The Blank Power Supply Cover In The Slot

    Chapter 4: Installing the Chassis Figure 57. Aligning the Blank Power Supply Cover in the Slot 3. Lower the locking handle on the blank power supply slot cover to secure the cover in the chassis. Refer to Figure 58. Figure 58. Lowering the Locking Handle on the Blank Power Supply Slot Cover 4.
  • Page 107: Installing The Power Cord Retaining Clips

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Installing the Power Cord Retaining Clips The chassis comes with two power cord retaining clips in the accessory kit. They are used to prevent the power cords for the AT-SBxPWRSYS2 AC power supply from being accidentally disconnected from the unit. To install a power cord retaining clip, press in the sides and insert the ends into the holes above and below the AC connector.
  • Page 108: Verifying The Installation

    Chapter 4: Installing the Chassis Verifying the Installation Please perform the following procedure after installing a chassis: 1. Verify that the chassis has at least one power supply in slot PSU A or 2. If the chassis has only one power supply, verify that the empty power supply slot on the front panel is covered with a blank panel.
  • Page 109: Chapter 5: Wiring The At-Sbxpwrsys1-80 Dc Power Supply

    Chapter 5 Wiring the AT-SBxPWRSYS1-80 DC Power Supply This chapter contains the following procedures:  “Introduction” on page 110  “Choosing a Method for Attaching the Grounding Wire” on page 112  “Connecting the Grounding Wire with the Grounding Terminal” on page 113 ...
  • Page 110: Introduction

    Chapter 5: Wiring the AT-SBxPWRSYS1-80 DC Power Supply Introduction The procedures in this chapter explain how to attach the ground and power wires to the AT-SBxPWRSYS1-80 DC Power Supplies. If you have not installed the power supplies, refer to “Installing AT-SBxPWRSYS1-80 DC Power Supplies”...
  • Page 111: Figure 60: Components On The At-Sbxpwrsys1-80 Dc Power Supply

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking The components on the power supply are identified in Figure 60. Positive (+) Negative (-) On/Off Terminal Terminal Switch Plastic Locking Cover Handle Screw Locking Ground Post Handle with Nut and Washer Figure 60.
  • Page 112: Choosing A Method For Attaching The Grounding Wire

    Chapter 5: Wiring the AT-SBxPWRSYS1-80 DC Power Supply Choosing a Method for Attaching the Grounding Wire You may attach the grounding wire to the power supply using the supplied terminal, shown in Figure 61, or bare wire. Figure 61. Grounding Wire Terminal The two methods are described in the following sections: ...
  • Page 113: Connecting The Grounding Wire With The Grounding Terminal

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Connecting the Grounding Wire with the Grounding Terminal To attach a grounding wire with the grounding terminal provided with the power supply, perform the following procedure: 1. Prepare an adequate length of stranded 10 AWG grounding wire by stripping it as shown in Figure 62.
  • Page 114: Figure 64: On/Off Switch On The At-Sbxpwrsys1-80 Dc Power Supply

    Chapter 5: Wiring the AT-SBxPWRSYS1-80 DC Power Supply On/Off Switch Figure 64. On/Off Switch on the AT-SBxPWRSYS1-80 DC Power Supply 4. Use an 8 mm wrench to remove the grounding post nut and washer, shown in Figure 65 on page 115, from the power supply.
  • Page 115: Figure 65: Removing The Nut And Washer From The Grounding Post

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Grounding post Figure 65. Removing the Nut and Washer from the Grounding Post 5. Attach the grounding lug and wire to the grounding post. Refer to Figure 66 on page 116. Review the following before installing the grounding wire: ...
  • Page 116: Figure 66: Attaching The Grounding Lug And Wire To The Grounding Post

    Figure 66. Attaching the Grounding Lug and Wire to the Grounding Post 6. Secure the grounding wire with the nut and washer removed in step 4, with an 8 mm wrench. Refer to Figure 67 on page 117. Allied Telesis recommends tightening the nut and washer to 26 inch- lbs.
  • Page 117: Figure 67: Securing The Grounding Wire

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Figure 67. Securing the Grounding Wire 7. Connect the other end of the grounding wire to the building protective earth. Warning When installing this equipment, always ensure that the power supply ground connection is installed first and disconnected last.  E11...
  • Page 118: Connecting The Grounding Wire With Bare Wire

    Chapter 5: Wiring the AT-SBxPWRSYS1-80 DC Power Supply Connecting the Grounding Wire with Bare Wire To attach the grounding wire to the power supply with bare wire, perform the following procedure: 1. Prepare an adequate length of solid or stranded 10 AWG grounding wire by stripping it as shown in Figure 68.
  • Page 119: Figure 69: Attaching The Bare Grounding Wire To The Grounding Post

    Figure 69. Attaching the Bare Grounding Wire to the Grounding Post 5. Secure the wire with the nut and washer removed in step 2, and an 8 mm wrench, as shown in Figure 70. Allied Telesis recommends tightening the nut and washer to 26 inch- lbs.
  • Page 120: Figure 70: Securing The Bare Grounding Wire To The Grounding Post

    Chapter 5: Wiring the AT-SBxPWRSYS1-80 DC Power Supply Figure 70. Securing the Bare Grounding Wire to the Grounding Post 6. After connecting the grounding wire, go to “Introduction to Attaching the Power Wires” on page 121.
  • Page 121: Introduction To Attaching The Power Wires

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Introduction to Attaching the Power Wires The AT-SBxPWRSYS1-80 DC Power Supply comes with the two sets of power wire terminals, shown in Figure 71. You may use either set to connect the positive (+) and negative (-) wires to the terminal block on the power supply.
  • Page 122: Connecting The Dc Power Wires With The Straight Terminals

    Chapter 5: Wiring the AT-SBxPWRSYS1-80 DC Power Supply Connecting the DC Power Wires with the Straight Terminals To use the straight terminals to connect the DC power wires to the positive and negative terminals on the power supply, perform the following procedure: 1.
  • Page 123: Figure 74: Opening The Plastic Cover

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking 3. Verify that the On/Off switch on AT-SBxPWRSYS1-80 Power Supply is in the Off position. Refer to Figure 64 on page 114. 4. Use a #1 Phillips-head screwdriver to loosen the two screws on the...
  • Page 124: Figure 75: Removing The Terminal Screws

    You may attach the terminals with the wires either above or below the terminal block. Figure 76 on page 125 shows the positive wire above the terminal block. Allied Telesis recommends tightening the screw to 30 to 40 inch-lbs.
  • Page 125: Figure 76: Connecting The Positive (+) Power Wire With A Straight Terminal

    You may attach the terminals with the wires either above or below the terminal block. Figure 77 on page 126 shows the wires above the terminal block. Allied Telesis recommends tightening the screw to 30 to 40 inch-lbs.
  • Page 126: Figure 77: Connecting The Negative (-) Power Wire With A Straight Terminal

    Chapter 5: Wiring the AT-SBxPWRSYS1-80 DC Power Supply Figure 77. Connecting the Negative (-) Power Wire with a Straight Terminal Warning Check to see if there are any exposed copper strands coming from the installed wires. When this installation is done correctly there should be no exposed copper wire strands extending from the terminal block.
  • Page 127: Figure 78: Closing The Plastic Cover Over The Terminal Connectors

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Figure 78. Closing the Plastic Cover over the Terminal Connectors 9. With a #2 Phillips-head screwdriver, tighten the handle locking screw to secure the power supply to the chassis. See Figure 79 on page 128.
  • Page 128: Figure 79: Tightening The Handle Locking Screw

    Chapter 5: Wiring the AT-SBxPWRSYS1-80 DC Power Supply Handle locking screw Figure 79. Tightening the Handle Locking Screw 10. Before attaching the power wires from the power supply to the circuit breaker in the wiring closet, check that the circuit breaker is off. 11.
  • Page 129: Connecting The Dc Power Wires With The Right Angle Terminals

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Connecting the DC Power Wires with the Right Angle Terminals To use the right angle terminals to connect the DC power wires to the positive and negative terminals on the AT-SBxPWRSYS1-80 DC Power Supply, perform the following procedure: 1.
  • Page 130: Figure 81: Removing The Plastic Cover

    Chapter 5: Wiring the AT-SBxPWRSYS1-80 DC Power Supply Figure 81. Removing the Plastic Cover 5. Use a #3 Phillips-head screwdriver to remove the two screws from the positive and negative terminals, as shown in Figure 82 on page 131.
  • Page 131: Figure 82: Removing The Terminal Screws

    The positive terminal is on the left. Refer to Figure 83 on page 132. Allied Telesis recommends tightening the screw to 30 to 40 inch-lbs.
  • Page 132: Figure 83: Connecting The Positive (+) Power Wire With A Right Angle Terminal

    5. The negative terminal is on the right. Refer to Figure 84 on page 133. Allied Telesis recommends tightening the screw to 30 to 40 inch-lbs.
  • Page 133: Figure 84: Connecting The Negative (-) Power Wire With A Right Angle Terminal

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Figure 84. Connecting the Negative (-) Power Wire with a Right Angle Terminal Warning Check to see if there are any exposed copper strands coming from the installed wires. When this installation is done correctly there should be no exposed copper wire strands extending from the terminal block.
  • Page 134: Figure 85: Tightening The Handle Locking Screw

    Chapter 5: Wiring the AT-SBxPWRSYS1-80 DC Power Supply Handle locking screw Figure 85. Tightening the Handle Locking Screw 9. Before attaching the power wires from the power supply to the circuit breaker in the wiring closet, check that the circuit breaker is off. 10.
  • Page 135: Connecting Bare Dc Power Wires

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Connecting Bare DC Power Wires To attach bare lead wires to the positive and negative terminals on the power supply, perform the following procedure: 1. Prepare adequate lengths of two solid or stranded 8 AWG DC power wires by stripping them as shown in Figure 86.
  • Page 136: Figure 87: Connecting The Positive Wire With Bare Wire

    Chapter 5: Wiring the AT-SBxPWRSYS1-80 DC Power Supply Figure 87. Connecting the Positive Wire With Bare Wire 5. Wrap the negative lead wire clockwise around the remaining terminal screw and secure the screw and wire to the negative terminal connection on the terminal block with a #3 Phillips-head screwdriver, as shown in Figure 88 on page 137.
  • Page 137: Figure 88: Connecting The Negative Lead Wire With Bare Wire

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Figure 88. Connecting the Negative Lead Wire with Bare Wire Allied Telesis recommends tightening the screw to 30 to 40 inch-lbs. Warning Check to see if there are any exposed copper strands coming from the installed wires.
  • Page 138 Chapter 5: Wiring the AT-SBxPWRSYS1-80 DC Power Supply 7. With a #2 Phillips-head screwdriver, tighten the handle locking screw to secure the power supply to the chassis. See Figure 85 on page 134. 8. Before attaching the power wires from the power supply to the circuit breaker in the wiring closet, check that the circuit breaker is off.
  • Page 139: Chapter 6: Configuring Switches For Stacking

    Chapter 6 Configuring Switches for Stacking This chapter contains the following procedures:  “Introduction” on page 140  “Command Summary” on page 141  “Powering On AT-SBxPWRSYS2 AC Power Supplies” on page 144  “Starting a Local Management Session” on page 147 ...
  • Page 140: Introduction

    Chapter 6: Configuring Switches for Stacking Introduction This chapter contains instructions on how to configure switches for stacking with VCStack. Please review the following information before performing the instructions:  The procedures should be performed in the order presented here. ...
  • Page 141: Command Summary

    MAC address, the higher the priority. A switch can have only one priority number. Allied Telesis recommends making a switch’s priority and ID numbers the same. This is not required, but it can make managing and troubleshooting a stack easier.
  • Page 142: Stack Renumber

    This example changes the switch’s ID from the default ID 1 to 2: awplus(config)# stack 1 renumber 2 SWITCH To ensure that the first power-on of the stack is successful, Allied Telesis recommends configuring the units such that the units know about each PROVISION other prior to forming the stack.
  • Page 143 AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking awplus(config)# switch 2 provision sbx908gen2 This example adds a provisioned switch to the current switch and assigns it the ID 1. You will use this command to add the master switch as a...
  • Page 144: Powering On At-Sbxpwrsys2 Ac Power Supplies

    Chapter 6: Configuring Switches for Stacking Powering On AT-SBxPWRSYS2 AC Power Supplies The procedure in this section explains how to power on AT- SBxPWRSYS2 AC Power Supplies. If you have not installed the power supplies, refer to “Installing AT-SBxPWRSYS2 AC Power Supplies” on page 91 for instructions.
  • Page 145: Figure 89: Connecting The Ac Power Cord

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Figure 89. Connecting the AC Power Cord 2. Move the retaining clip over the power cord to secure the cord to the chassis. Refer to Figure 90. Figure 90. Securing the Power Cord with the Retaining Clip 3.
  • Page 146: Figure 91: Connecting The Power Cord To An Ac Power Source

    Chapter 6: Configuring Switches for Stacking Figure 91. Connecting the Power Cord to an AC Power Source Note The illustration shows the North American power cord. Your power cord may be different. Note The power cords included with AT-SBxPWRSYS2 Power Supplies for 100-125 VAC installations have 20 Amp, 125 V NEMA 5-20P plugs.
  • Page 147: Starting A Local Management Session

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Starting a Local Management Session To start a local management session on the switch, perform the following procedure. If the switch is powered off, start with step 1. If the switch is...
  • Page 148: Figure 92: Connecting The Management Cable To The Console Rs-232 Port

    Chapter 6: Configuring Switches for Stacking Figure 92. Connecting the Management Cable to the Console RS-232 Port 4. Connect the other end of the cable to an RS-232 port on a terminal or personal computer with a terminal emulation program. 5.
  • Page 149: Figure 93: User Exec Mode Prompt

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Note User names and passwords are case sensitive. The local management session starts when the User Exec mode prompt, shown in Figure 93. is displayed. awplus> Figure 93. User Exec Mode Prompt...
  • Page 150: Configuring The Master Switch

    Chapter 6: Configuring Switches for Stacking Configuring the Master Switch This section contains the following procedures for configuring the master switch of the stack:  “General Steps for the Master Switch,” next  “Configuring the Master Switch” on page 151 ...
  • Page 151: Configuring The Master Switch

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking 7. Designate the ports of the stack trunk on the provisioned member switches, with the STACKPORT command in the port Interface mode. 8. Save your changes with the WRITE command in the Privilege Exec mode.
  • Page 152 Chapter 6: Configuring Switches for Stacking Table 14. Configuring the Master Switch (Continued) Step Description and Command Move to the Global Configuration mode with the CONFIGURE TERMINAL command. awplus# configure terminal Enter configuration commands, one per line. End with CNTL/Z. Activate VCStack on the switch with the STACK ENABLE command.
  • Page 153 AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Table 14. Configuring the Master Switch (Continued) Step Description and Command Enter the port Interface modes of the ports that will be the stack trunk on the provisioned member switches. If you filled out the worksheet on Table 11 on page 62, refer there for the stacking ports.
  • Page 154: Verifying The Master Switch

    Chapter 6: Configuring Switches for Stacking Verifying the Perform the steps in Table 15 to confirm the configuration of the master switch. Master Switch Table 15. Verifying the Master Switch Step Description and Command Start a new local management session on the master switch. Move to the Privileged Exec mode with the ENABLE command.
  • Page 155: What To Do Next

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Table 15. Verifying the Master Switch (Continued) Step Description and Command Enter the SHOW RUNNING-CONFIG command to display the running configuration of the master switch: awplus# show running-config Use the display to confirm that you designated the correct trunk ports for the master and member switches.
  • Page 156: Configuring Member Switches

    Chapter 6: Configuring Switches for Stacking Configuring Member Switches Here are the procedures for configuring the member switches of the stack.  “General Steps for Member Switches” on page 156  “Configuring a Member Switch - Part I” on page 157 ...
  • Page 157: Configuring A Member Switch - Part I

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking 2. Assign the member switch a priority number equal to its ID number, with the STACK PRIORITY command in the Global Configuration mode. 3. Designate the ports of the stack trunk for the member switch, with the STACKPORT command in the port Interface mode.
  • Page 158 Chapter 6: Configuring Switches for Stacking Table 16. Configuring a Member Switch - Part I (Continued) Step Description and Command Enter the ENABLE command to move from the User Exec mode to the Privileged Exec mode. awplus> enable Verify that the hardware components are operating correctly by entering the SHOW SYSTEM ENVIRONMENT command.
  • Page 159: Configuring A Member Switch - Part Ii

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Table 16. Configuring a Member Switch - Part I (Continued) Step Description and Command Enter the WRITE command to save your changes. If this is the first management session, the switch adds the configuration file DEFAULT.CFG to flash memory to store your configuration changes.
  • Page 160 Chapter 6: Configuring Switches for Stacking Table 17. Configuring the Member Switch - Part II Step Description and Command Start a new local management session on the member switch. Refer to “Starting a Local Management Session” on page 147. Enter the ENABLE command to move from the User Exec mode to the Privileged Exec mode.
  • Page 161: Verifying A Member Switch

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Table 17. Configuring the Member Switch - Part II (Continued) Step Description and Command Return to the Privileged Exec mode. awplus(config)# exit Save your changes with the WRITE command. awplus# write Building configuration ...
  • Page 162: What To Do Next

    Here is an example for a member switch with the ID 2: Stack member 2: -------------------------------------------------------------- MAC address e01a:ea20:8011 Last role change Thur Nov 23 21:15:20 2018 Product type AT-SBx908 GEN2 Role Active Master Status Ready Priority Host name awplus...
  • Page 163 AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking 3. If you have not already configured the master switch, perform “Configuring the Master Switch” on page 150. 4. After configuring all the switches, confirm that they are all powered off. 5. Do all the switches have the same version of the AlliedWare Plus operating software? If you filled out Table 11 on page 62, refer there for the version numbers.
  • Page 164: Powering On The Stack

    Chapter 6: Configuring Switches for Stacking Powering on the Stack After configuring the master and member switches of the stack with the previous procedures in this chapter, you are ready to cable the ports of the stack trunk and power on the stack for the first time. (If you want to monitor the power-on sequence, connect a terminal or PC with a terminal emulator program to the Console port on any switch).
  • Page 165: Verifying The Stack

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Verifying the Stack To verify the stack, perform the following procedure: 1. Start a local management session on any switch in the stack. Refer to “Starting a Local Management Session” on page 147.
  • Page 166 Chapter 6: Configuring Switches for Stacking...
  • Page 167: Chapter 7: Cabling At-Xem2 Line Card Ports

    Chapter 7 Cabling AT-XEM2 Line Card Ports This chapter contains the following procedures:  “Cabling 1Gbps and 10Gbps Ports on AT-XEM2-12XT Line Cards” on page 168  “Guidelines to Handling Twisted Pair or Fiber Optic Transceivers” on page 169  “Installing and Cabling Fiber Optic Transceivers”...
  • Page 168: Cabling 1Gbps And 10Gbps Ports On At-Xem2-12Xt Line Cards

    Chapter 7: Cabling AT-XEM2 Line Card Ports Cabling 1Gbps and 10Gbps Ports on AT-XEM2-12XT Line Cards Here are the guidelines to cabling the 1Gbps/10Gbps twisted pair ports on AT-XEM2-12XT line cards:  The cable specifications for the ports are listed in Table 1 on page 24.
  • Page 169: Guidelines To Handling Twisted Pair Or Fiber Optic Transceivers

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Guidelines to Handling Twisted Pair or Fiber Optic Transceivers Please review the following guidelines before installing twisted pair or fiber optic transceivers in AT-XEM2 line cards:  Transceivers are hot-swappable. You can install them while the switch is powered on.
  • Page 170: Installing And Cabling Fiber Optic Transceivers

    Chapter 7: Cabling AT-XEM2 Line Card Ports Installing and Cabling Fiber Optic Transceivers Table 19 lists the types of fiber optic transceivers that are supported by the AT-XEM2 line cards. Refer to the product datasheet for a list of approved transceivers.
  • Page 171: Figure 96: Installing An Sfp Transceiver In The At-Xem2-12Xs Line Card

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Handle Figure 96. Installing an SFP Transceiver in the AT-XEM2-12XS Line Card  AT-XEM2-4QS Line Card - Figure 97 shows an AT-QSFPLR4 transceiver being installed in an AT-XEM2-4QS Line Card. Figure 97. Installing a Fiber Optic Transceiver in the AT-XEM2-4QS Line Card ...
  • Page 172: Figure 98: Installing An 100Gbps Qsfp28 Transceiver In The At-Xem2-1Cq Line Card

    Chapter 7: Cabling AT-XEM2 Line Card Ports Figure 98. Installing an 100Gbps QSFP28 Transceiver in the AT-XEM2- 1CQ Line Card Note If you are ready to attach the fiber optic cable to the transceiver, continue with the next step. Otherwise, repeat steps 1 to 4 to install additional transceivers.
  • Page 173: Installing Direct Connect Cables

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Installing Direct Connect Cables The AT-XEM2-12XS and AT-XEM2-4QS line cards support direct connect cables, which offer an economical way to add 10Gbps or 40Gbps connections over short distances. Refer to Table 20.
  • Page 174: Figure 99: Installing At-Sp10Tw Cables In The At-Xem2-12Xs Line Card

    Chapter 7: Cabling AT-XEM2 Line Card Ports Release Tab Figure 99. Installing AT-SP10TW Cables in the AT-XEM2-12XS Line Card  AT-XEM2-4QS line card - Orient the connector on the AT- QSFPCU Cable with the release tab on the left side and slide it into the slot until it clicks into place.
  • Page 175 AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking 6. Repeat this procedure to install additional direct connect cables. Note To remove the connector and cable from the slot, gently push on the connector, pull on the release tab, and slide the connector from the...
  • Page 176 Chapter 7: Cabling AT-XEM2 Line Card Ports...
  • Page 177: Chapter 8: Replacing Modules

    Chapter 8 Replacing Modules This chapter contains the following procedures:  “Replacing AT-SBxPWRSYS2 AC Power Supplies” on page 178  “Replacing AT-SBxPWRSYS1-80 DC Power Supplies” on page 181  “Replacing AT-XEM2 Line Cards” on page 192  “Replacing AT-FAN08 Modules” on page 199...
  • Page 178: Replacing At-Sbxpwrsys2 Ac Power Supplies

    Replacing AT-SBxPWRSYS2 AC Power Supplies This section contains the procedure for removing or replacing AT- SBxPWRSYS2 AC Power Supplies in the AT-SBx908 Gen2 Switch. The following illustrations show the removal of the power supply from slot PSU A. The procedure is the same for removing a power supply from slot PSU B.
  • Page 179: Figure 102: Disconnecting The Ac Power Cord From The Chassis

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking 2. Move the retaining clip from the appropriate power cord on the rear panel of the chassis, and disconnect the cord. Refer to Figure 102. Figure 102. Disconnecting the AC Power Cord from the Chassis 3.
  • Page 180: Figure 104: Removing The At-Sbxpwrsys2 Ac Power Supply

    Chapter 8: Replacing Modules Warning The power supply is heavy. Use both hands to hold the module as you remove it from the chassis. Figure 104. Removing the AT-SBxPWRSYS2 AC Power Supply 5. Do one of the following:  To install a new power supply, refer to “Installing AT- SBxPWRSYS2 AC Power Supplies”...
  • Page 181: Replacing At-Sbxpwrsys1-80 Dc Power Supplies

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Replacing AT-SBxPWRSYS1-80 DC Power Supplies To replace an AT-SBxPWRSYS1-80 DC Power Supply, perform the following procedure: 1. Turn off the circuit breaker to the AT-SBxPWRSYS1-80 DC Power Supply. 2. Turn off the On/Off switch on the front panel of the power supply. Refer to Figure 44 on page 96.
  • Page 182: Figure 106: Opening The Plastic Window Over The Terminal Block

    Chapter 8: Replacing Modules Note If the power wires are connected to the terminal block with the right angle terminals, go to step 5. 4. Use a #1 screwdriver to loosen the two screws that secure the plastic cover over the terminal block and slide the cover to the right. You may need to slightly lift the locking handle to access the bottom screw.
  • Page 183: Figure 107: Removing The Negative Lead Wire

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Figure 107. Removing the Negative Lead Wire 6. Use a #3 screwdriver to remove the positive (+) lead wire from the terminal block. Refer to Figure 108 on page 184.
  • Page 184: Figure 108: Removing The Positive Lead Wire From The Terminal Block

    Chapter 8: Replacing Modules Figure 108. Removing the Positive Lead Wire from the Terminal Block 7. Reinstall the two screws on the negative (-) and positive (+) terminals. Refer to Figure 109 on page 185.
  • Page 185: Figure 109: Reinstalling The Screws On The Positive And Negative Terminals

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Figure 109. Reinstalling the Screws on the Positive and Negative Terminals 8. Slide the plastic cover to the left and lightly tighten the two screws to secure it in place. Refer to Figure 110 on page 186.
  • Page 186: Figure 110: Closing The Plastic Cover

    Chapter 8: Replacing Modules Figure 110. Closing the Plastic Cover 9. Use an 8 mm wrench to remove the grounding wire from the grounding post. Refer to Figure 111 on page 187.
  • Page 187: Figure 111: Removing The Grounding Wire

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Figure 111. Removing the Grounding Wire 10. Reinstall the nut and washer on the grounding post. Refer to Figure 112 on page 188.
  • Page 188: Figure 112: Reinstalling The Nut And Washer On The Grounding Post

    Chapter 8: Replacing Modules Figure 112. Reinstalling the Nut and Washer on the Grounding Post Note If you did not perform step 3 to loosen the retaining screw on the power supply, perform the step before continuing. 11. Lift the locking handle and slide the power supply from the chassis. Refer to Figure 113 on page 189.
  • Page 189: Figure 113: Lifting The Locking Handle And Removing The Power Supply

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Figure 113. Lifting the Locking Handle and Removing the Power Supply 12. Do one of the following:  To install a new power supply, refer to “Installing AT- SBxPWRSYS2 AC Power Supplies” on page 91 or “Installing AT- SBxPWRSYS1-80 DC Power Supplies”...
  • Page 190: Figure 114: Installing The Blank Power Supply Slot Cover

    Chapter 8: Replacing Modules Figure 114. Installing the Blank Power Supply Slot Cover 14. Lower the locking handle to secure the slot cover to the slot. Refer to Figure 115 on page 191.
  • Page 191: Figure 115: Lowering The Locking Handle On The Power Supply Slot Cover

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Figure 115. Lowering the Locking Handle on the Power Supply Slot Cover...
  • Page 192: Replacing At-Xem2 Line Cards

    Chapter 8: Replacing Modules Replacing AT-XEM2 Line Cards This section contains the procedure for replacing AT-XEM2 Ethernet line cards in the AT-SBx908 Gen2 Switch. Please review the guidelines in Table 21 before performing the procedure: Table 21. Hot-swapping Guidelines for XEM2 Line Cards...
  • Page 193 Here are additional hot-swapping guidelines:  Allied Telesis recommends saving a backup copy of the switch’s configuration file before removing or replacing XEM2 Line Cards. For instructions, refer to the Software Reference for SwitchBlade x908 GEN2 Switches.
  • Page 194 Chapter 8: Replacing Modules The next example is from replacing an AT-XEM2-12XT Card with an AT-XEM2-1CQ Card: Console Message: 23:26:02 awplus HSL[996]: Stack member 1 must be rebooted to configure for AT-XEM2-1CQ, disabling XEM. Buffered log: 2018 May 15 23:26:02 local6.crit awplus HSL[996]: Stack member 1 must be rebooted to configure for AT-XEM2-1CQ, disabling XEM.
  • Page 195: Figure 116: Loosening The Screws On The Ethernet Line Card

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Figure 116. Loosening the Screws on the Ethernet Line Card 5. Carefully pull on the screws on the faceplate to disconnect the line card from the connector on the backplane in the chassis. Refer to...
  • Page 196: Figure 117: Disconnecting An Ethernet Line Card From The Chassis

    Chapter 8: Replacing Modules Figure 117. Disconnecting an Ethernet Line Card from the Chassis 6. Carefully slide the card from the chassis. Refer to Figure 118 on page 197.
  • Page 197: Figure 118: Sliding An Ethernet Line Card From The Chassis

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Figure 118. Sliding an Ethernet Line Card from the Chassis 7. If you are not installing the line card in another slot or chassis, return it to its anti-static bag and shipping container. Refer to Figure 119 on...
  • Page 198: Figure 119: Placing The Ethernet Line Card In Its Anti-Static Bag

    Chapter 8: Replacing Modules Figure 119. Placing the Ethernet Line Card in its Anti-static Bag 8. For instructions on how to install the card in another slot in either the same or a different chassis, refer to “Installing Ethernet Line Cards” on page 99.
  • Page 199: Replacing At-Fan08 Modules

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Replacing AT-FAN08 Modules This section contains the procedure for replacing AT-FAN08 Modules in the AT-SBx908 Gen2 Switch. The procedures are listed here:  “Removing AT-FAN08 Modules,” next  “Installing AT-FAN08 Modules” on page 200...
  • Page 200: Installing At-Fan08 Modules

    Chapter 8: Replacing Modules Figure 121. Disconnecting the AT-FAN08 Module from the Chassis 3. Continue with the next procedure to install a new AT-FAN08 Module. Installing AT- This procedure requires the following tool: FAN08 Modules  #2 Phillips-head screwdriver (not provided) The illustrations show the installation of the fan module in Fan A slot on the back panel.
  • Page 201: Figure 122: Aligning The At-Fan08 Module In The Chassis Slot

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Figure 122. Aligning the AT-FAN08 Module in the Chassis Slot 2. When you feel the module make contact with the connector inside the chassis, gently press on both sides to seat the module on the connector.
  • Page 202: Figure 124: Tightening The Two Captive Screws On The At-Fan08 Module

    Chapter 8: Replacing Modules 3. Tighten the two screws on the module to secure it in the chassis. Refer to Figure 124. Figure 124. Tightening the Two Captive Screws on the AT-FAN08 Module...
  • Page 203: Chapter 9: Troubleshooting

    This chapter contains suggestions on how to troubleshoot problems with the switch. Note For further assistance, please contact Allied Telesis Technical Support at www.alliedtelesis.com/support. Problem 1: All the port LEDs and Switch ID LED are off, and the fans are not operating.
  • Page 204 Chapter 9: Troubleshooting  Verify that the DC circuit break has power by attaching another device to it.  Verify that the power from the DC circuit break is within the required levels of the power supply. Refer to “Power Specifications”...
  • Page 205 AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking  Verify that the twisted pair cable does not exceed 100 meters (328 feet).  Verify that you are using the appropriate category of twisted pair cable. Cable requirements are listed in Table 1 on page 24.
  • Page 206 If the trunk is using fiber optic transceivers, verify that they are fully inserted into the transceiver slots.  Verify that the transceivers are from Allied Telesis.  Verify that the fiber optic cables are securely connected to the ports on the transceivers.
  • Page 207 AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Contact your Allied Telesis sales representative for assistance.
  • Page 208 Chapter 9: Troubleshooting...
  • Page 209: Appendix A: Technical Specifications

    Appendix A Technical Specifications This appendix contains the following sections:  ”Physical Specifications” on page 210  ”Environmental Specifications” on page 212  ”Power Specifications” on page 213  ”Certifications” on page 215  ”Port Pinouts” on page 216...
  • Page 210: Physical Specifications

    Physical Specifications Dimensions (H x W x D) Table 22 lists the product dimensions. Table 22. Product Dimensions AT-SBx908 Gen2 Chassis 133 x 441 x 473 cm (5.22 x 17.34 x 18.64 in.) (H x W x D) AT-SBxPWRSYS2 AC Power 4.34 x 10.16 x 32.21 cm...
  • Page 211: Table 24: Ventilation Requirements

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Ventilation Table 24 lists the ventilation requirements. Table 24. Ventilation Requirements Recommended Minimum 10 cm (4.0 in) Ventilation on All Sides...
  • Page 212: Environmental Specifications

    Appendix A: Technical Specifications Environmental Specifications Table 25 lists the environmental specifications of the switches. Table 25. Environmental Specifications Operating Temperature Range 0° C to 50° C (32° F to 122° F) Storage Temperature Range -25° C to 70° C (-13° F to 158° F) Operating Humidity Range 5% to 90% noncondensing Storage Humidity Range...
  • Page 213: Power Specifications

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Power Specifications This section contains the maximum power consumption values, input voltages, and heat dissipation values. AC Voltage, Frequency Requirements (Volts, Hertz) Table 26 lists the AC voltage and frequency requirements. Table 26. AC Voltage and Frequency Requirements...
  • Page 214: Table 30: Maximum Power Supply Efficiency (Based On 100V Input Voltage)

    Appendix A: Technical Specifications Maximum Power Supply Efficiency Table 30 on page 214 lists the maximum power supply efficiency. Table 30. Maximum Power Supply Efficiency (Based on 100V Input Voltage) AT-SBxPWRSYS2 AC Power Up to 85% Supply AT-SBxPWRSYS1-80 DC Power Up to 90% Supply Heat Dissipation...
  • Page 215: Certifications

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Certifications Table 32 lists the product certificates. Table 32. Product Certifications EMI (Emissions) FCC Class A CISPR 22 Class A EN55032 Class A VCCI Class A ICES-003 Class A EMC (Immunity) EN55024...
  • Page 216: Port Pinouts

    Appendix A: Technical Specifications Port Pinouts The port pinouts are given in the following subsections. AT-XEM2-12XT Line Card Figure 125 illustrates the pin layout of the RJ-45 connectors of the 1Gbps or 10Gbps ports on the AT-XEM2-12XT Line Card. Figure 125. Pin Layout (Front View) of the 1Gbps or 10Gbps Ports on the AT-XEM2-12XT Line Card Table 33 lists the pin signals when a port operating at 1GBase or 10GBase.
  • Page 217: Table 34: Rj-45 Pin Signals For The Console Port On The Management Panel

    AT-SBx908 GEN2 Installation Guide for Virtual Chassis Stacking Table 34. RJ-45 Pin Signals for the Console Port on the Management Panel Signal Looped to pin 8. Looped to pin 7. Transmit Data Ground Ground Receive Data Looped to pin 2.
  • Page 218 Appendix A: Technical Specifications...

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