Brocade Communications Systems VDX 6940 Series Hardware Installation Manual
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Brocade Communications Systems VDX 6940 Series Hardware Installation Manual

Brocade Communications Systems VDX 6940 Series Hardware Installation Manual

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HARDWARE INSTALLATION GUIDE
Brocade VDX 6940
Hardware Installation Guide
53-1003495-06
1 June 2016

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Summary of Contents for Brocade Communications Systems VDX 6940 Series

  • Page 1 HARDWARE INSTALLATION GUIDE Brocade VDX 6940 Hardware Installation Guide 53-1003495-06 1 June 2016...
  • Page 2 United States government. The authors and Brocade Communications Systems, Inc. assume no liability or responsibility to any person or entity with respect to the accuracy of this document or any loss, cost, liability, or damages arising from the information contained herein or the computer programs that accompany it.

  • Page 3: Table Of Contents

    Contents Preface...........................................................7 Document conventions................................................7 Text formatting conventions............................................7 Command syntax conventions............................................7 Notes, cautions, and warnings.............................................8 Brocade resources..................................................8 Contacting Brocade Technical Support........................................... 8 Brocade customers................................................8 Brocade OEM customers..............................................9 Document feedback..................................................9 About This Document..................................................11 Supported hardware and software............................................11 Fan assemblies and power supplies........................................11 Rack mount kits..................................................12 What's new in this document..............................................12 Device Overview....................................................
  • Page 4 Installing the Universal Two-Post Rack kit (XBR-R000294)................................. 48 Installation requirements............................................. 48 Time and items required............................................. 49 Flush-front mounting..............................................49 Mid-mounting..................................................53 Initial Configuration..................................................... 59 Configuration overview................................................59 Items required..................................................... 60 Providing power to the device............................................60 Connecting an AC power cord..........................................60 Connecting a power cord to a 500W DC power supply................................60 Connecting a power cord to a 1100W DC power supply................................
  • Page 5 Removal and Replacement Procedures..........................................83 Before beginning replacement ............................................83 ESD precautions..................................................84 VDX 6940-36Q FRU replacement..........................................85 Determining the need to replace a power supply..................................85 Time and items required to replace a power supply...................................85 Power supply replacement............................................85 Determining the need to replace a fan assembly..................................90 Time and items required to replace a fan assembly..................................
  • Page 6 VCCI statement...................................................114 Germany statement.................................................. 114 Cautions and Danger Notices...............................................115 Cautions......................................................115 General cautions................................................115 Electrical cautions................................................118 Danger notices.....................................................121 General dangers................................................121 Laser dangers...................................................122 Electrical dangers................................................122 Dangers related to equipment weight........................................ 123 Brocade VDX 6940 Hardware Installation Guide 53-1003495-06...

  • Page 7: Preface

    Preface ∙ Document conventions........................................7 ∙ Brocade resources..........................................8 ∙ Contacting Brocade Technical Support...................................8 ∙ Document feedback........................................... 9 Document conventions The document conventions describe text formatting conventions, command syntax conventions, and important notice formats used in Brocade technical documentation. Text formatting conventions Text formatting conventions such as boldface, italic, or Courier font may be used in the flow of the text to highlight specific words or phrases.

  • Page 8: Notes, Cautions, And Warnings

    Preface Convention Description member [ member ...]. Repeat the previous element, for example, Indicates a “soft” line break in command examples. If a backslash separates two lines of a command input, enter the entire command at the prompt without the backslash. Notes, cautions, and warnings Notes, cautions, and warning statements may be used in this document.

  • Page 9: Brocade Oem Customers

    Preface Online Telephone E-mail Preferred method of contact for non-urgent Required for Sev 1-Critical and Sev 2-High support@brocade.com issues: issues: Please include: ∙ ∙ My Cases through MyBrocade Continental US: 1-800-752-8061 ∙ Problem summary ∙ ∙ Software downloads and licensing Europe, Middle East, Africa, and Asia ∙...
  • Page 10 Preface Brocade VDX 6940 Hardware Installation Guide 53-1003495-06...

  • Page 11: About This Document

    About This Document ∙ Supported hardware and software....................................11 ∙ What's new in this document......................................12 Supported hardware and software This document is applicable to the following devices and operating systems. Device First supported OS Brocade VDX 6940-36Q Network OS v6.0.0 Brocade VDX 6940-144S Network OS v6.0.1 The following tables provide information on supported Field Replaceable Units (FRUs).

  • Page 12: Rack Mount Kits

    About This Document TABLE 2 Power supplies (continued) Part number Short description Where used First supported (OS) Last supported (OS) XBR-1100WPSDC-01-F DC 1100W power supply, Brocade VDX 6940-144S Network OS 6.0.1 Active nonport side exhaust XBR-1100WPSDC-01-R DC 1100W power supply, Brocade VDX 6940-144S Network OS 6.0.1 Active...

  • Page 13: Device Overview

    Device Overview ∙ Hardware features..........................................13 ∙ Hardware components........................................18 Hardware features There are two VDX 6940 models provide unique port configurations and hardware features that allow them to function in a spine and leaf architecture. ∙ The Brocade VDX 6940-36Q provides up to 36 40 GbE quad small form-factor pluggable (QSFP) ports for connecting devices in a data center fabric.

  • Page 14: 4X10 Gbe Breakout Mode Support

    Device Overview 4x10 GbE breakout mode support Each 40 GbE port on the Brocade VDX 6940 can be configured for breakout mode to provide four 10 GbE interfaces. You can administer and operate the 10 GbE interfaces as any other SFP port. Optical and twinaxial copper 4x10 GbE QSFP breakout cables provide a connection from the 40 GbE port to four 10 GbE SFP ports on other devices.
  • Page 15 Device Overview ∙ MCAST LAG spraying is not supported on trunks. ∙ Standard 802.1ag LAG and Brocade vLAG functions are supported on fixed 10 GbE ports, 40 GbE ports in 40 GbE mode, and on 10 GbE interfaces on 40 GbE ports when in 4x10 GbE breakout mode. However, all ports in the LAG or vLAG must be configured at the same speed, 10 GbE or 40 GbE.

  • Page 16: Dual Personality Ports

    Device Overview TABLE 5 Trunk groups in the Brocade VDX 6940-144S (continued) Trunk group Color label by port GbE port number Port speeds TG-4A Purple 97 through 102 40 Gbps - 40 GbE mode 10 Gbps - 4x10 GbE breakout mode NOTE Ports in this group cannot be...

  • Page 17: Supported Transceivers

    Device Overview module plugs into the line card port cage as CFP2 transceiver and a QSFP28 transceiver is installed on the input side for connection to Brocade VDX 6940-144S 100 GbE QSFP28 ports. The Brocade VDX 8770-8 line card and Brocade VDX 6940-144S ports connect with optical 40 GbE QSFP to QSFP cable using MPO connectors.

  • Page 18: License Support

    All fiber-optic interfaces use Class 1 lasers. DANGER Use only optical transceivers that are qualified by Brocade Communications Systems, Inc. and comply with the FDA Class 1 radiation performance requirements defined in 21 CFR Subchapter I, and with IEC 825 and EN60825. Optical products that do not comply with these standards might emit light that is hazardous to the eyes.
  • Page 19 Device Overview – The Brocade VDX 6940-36Q port supports 10/100/1000 MB. – The Brocade VDX 6940-144S port supports 1000 MB. ∙ An RJ-45 serial (RS-232) console port for terminal access and debugging. ∙ GbE ports for fabric connections: – Brocade VDX 6940-36Q - up to 36 40 GbE QSFP ports. –...

  • Page 20: Port-Side View

    Device Overview ∙ Short-range and long-range 100 GbE QSFP28 transceivers (Brocade VDX 6940-144S). ∙ 4x10 GbE QSFP to 4 SFP optical or twinaxial breakout cable for 40 GbE ports when configured in 4x10 GbE breakout mode. ∙ 40 GbE QSFP to QSFP optical or twinaxial cable for connecting ports in non-breakout mode. ∙...
  • Page 21 Device Overview Port-side view of VDX 6940-144S The port side of the Brocade VDX 6940-144S includes the USB port, RJ-45 serial console and Ethernet management port, fixed 10 SFP+ ports, 40 GbE QSFP ports, and system status, power, and port operation LED indicators. Colored labels above and below ports designate ports that belong to the same trunk group.

  • Page 22: Non-Port-Side Views

    Device Overview Non-port-side views Use the following illustrations to locate fan assemblies, AC or DC power supplies, LED status indicators, and other components on devices. Non-port-side view of VDX 6940-36Q The following illustration shows the fan assemblies, AC power supplies, and other components on the non-port side of the Brocade VDX 6940-36Q.
  • Page 23 Device Overview FIGURE 4 Non-port-side view showing DC power supplies Fan #1 DC wire connectors Fan #2 Status LED Fan #3 Captive screws Fan #4 Airflow label Fan #5 Fan captive screw Power supply #1 Status LED Power supply #2 Handle Handle Ground lug attachment screws...
  • Page 24 Device Overview The following illustration shows more detail of the AC power supplies and fans. FIGURE 6 AC power supply and fan details Fan captive screw AC plug receptacle Power supply handle DC output status LED AC input status LED Power supply airflow label Locking tab Integral fan air inlet...
  • Page 25 Device Overview FIGURE 7 Non-port-side view showing DC power supplies Ground lug attachment screws Fan #4 Fan #1 DC power supply #1 Fan #2 DC power supply #2 Fan #3 The following illustration shows more detail of the fans and DC power supplies. Brocade VDX 6940 Hardware Installation Guide 53-1003495-06...

  • Page 26: Port Numbering

    Device Overview FIGURE 8 DC power supply and fan details Fan captive screw Locking tab Power cable connector Integral fan air inlet Power supply handle Fan status LED DC input status LED Fan handle DC output status LED Fan airflow label Power supply airflow label Port numbering Port numbers for GbE ports are required for Network OS commands and management applications to configure connections and...

  • Page 27: Dual Personality Ports And Port Groups

    Device Overview FIGURE 9 Brocade VDX 6940-36Q port numbering A 40 GbE port configured in 4x10 GbE breakout mode creates four individual 10 GbE interfaces using the 40 GbE port number. For example, four 10 GbE interfaces for port 36 are numbered as follows: ∙...
  • Page 28 Device Overview FIGURE 11 Dual -personality ports and port groups Port group 1 Port group 4 Port group 2 40 GbE ports Port group 3 100/40 GbE dual personality ports Brocade VDX 6940 Hardware Installation Guide 53-1003495-06...

  • Page 29: Preparing For Installation

    Preparing for Installation ∙ Installation and safety considerations..................................29 ∙ Items required for the installation....................................31 ∙ Items included with the device....................................32 Installation and safety considerations You can install this device in the following locations: ∙ In a four-post EIA rack ∙ In a two-post telecommunications (Telco) rack ∙...

  • Page 30: Environmental Precautions

    Preparing for Installation CAUTION All devices with DC power supplies are intended for installation in restricted access areas only. A restricted access area is where access can be gained only by service personnel through the use of a special tool, lock and key, or other means of security, and is controlled by the authority responsible for the location.

  • Page 31: Eia Rack Considerations

    Preparing for Installation EIA rack considerations For successful installation and operation of the device in a rack, ensure the following rack requirements are met: ∙ The rack must be a standard EIA rack. ∙ For 1U devices, the rack space required is one rack unit (1U) 44.45 mm (1.75 in.) high and 440 mm (17.5 in.) wide. ∙...

  • Page 32: Items Included With The Device

    Preparing for Installation ∙ (Optional) Access to an FTP server or Brocade-branded USB device for backing up the device configuration. ∙ (Optional) If mounting in the iDataplex IBM 15.5-inch depth rack, the Brocade iDataplex rack mount kit. Items included with the device The following items are included with the standard shipment of a fully-configured Brocade VDX 6940.

  • Page 33: Mounting The Device

    Mounting the device ∙ Mounting options..........................................33 ∙ Mounting precautions........................................33 ∙ Standalone installation ........................................34 ∙ Installing the Universal Four-Post Rack Kit (XBR-R000296).......................34 ∙ Installing the Universal Two-Post Rack kit (XBR-R000294)......................... 48 Mounting options You can install the device in several ways: ∙...

  • Page 34: Standalone Installation

    Mounting the device Standalone installation Complete the following steps to install the device as a standalone unit on a table top. Unpack the device and verify the items listed under "Items included with this device" are present and undamaged. Apply the adhesive rubber feet to the device. The rubber feet help prevent the device from sliding off the supporting surface. Clean the indentations at each corner of the bottom of the device to ensure that they are free of dust or other debris that might lessen the adhesion of the feet.

  • Page 35: Time And Items Required

    Mounting the device TABLE 7 Space requirements (continued) Chassis with port-side Notes Chassis depth Minimum rack depth Maximum rack depth side vents Applicable to nonport-side flush mounts. 81.28 cm (32 in.) Note that if chassis depth (L) is less than 40.64 cm (16 in.), the chassis will not fit into a rack with a maximum depth of 81.28 cm (32 in.) using the universal four-post rack kit.
  • Page 36 Mounting the device FIGURE 12 Items in the Universal Four-Post Rack Kit Front brackets (2) Screw, 8-32 x 5/16-in., panhead Phillips (8) Extension brackets, medium (2) Screw, 8-32 x 5/16-in., flathead Phillips (16) Rear brackets, short (2) Screw, 6-32 x 1/4-in., panhead Phillips (8) Rear brackets, long (2) Screw, 10-32 x 5/8-in., panhead Phillips (8) Extension brackets, long (2)

  • Page 37: Flush-Front Mounting

    Mounting the device Flush-front mounting CAUTION The device must be turned off and disconnected from the fabric during this procedure. NOTE The illustrations in the rack installation procedures show a 1U device, but the instructions are the same for a 2U device. The illustrations in the rack installation procedures are for reference only and may not show the actual device.
  • Page 38 Mounting the device FIGURE 13 Attaching the front brackets The Brocade device Screws, 8-32 x 5/16-in., flathead Phillips Front brackets Attaching the extension brackets to the device Complete the following steps to attach the extension brackets to the device. There are medium and long extension brackets that you can use for this step.
  • Page 39 Mounting the device FIGURE 14 Attaching the extension brackets to the device Extension brackets Screws, 8-32 x 5/16-in., flathead Phillips Installing the device in the rack Complete the following steps to install the device in the rack. Position the device in the rack, as shown in Figure 15, providing temporary support under the device until the rail kit is secured to the rack.
  • Page 40 Mounting the device FIGURE 15 Positioning the device in the rack Screws, 10-32 x 5/8-in., panhead Phillips Retainer nuts, 10-32 Attaching the rear brackets to the extensions Complete the following steps to attach the rear brackets to the extensions. There are short and long rear brackets that you can use for this step.
  • Page 41 Mounting the device FIGURE 16 Attaching the rear brackets to the extensions Rear brackets Screws, 6-32 x 1/4-in., panhead Phillips Attaching the rear brackets to the rack posts Complete the following steps to attach the rear brackets to the rack posts. Attach the right rear bracket to the right rear rack post using two 10-32 x 5/8-in.

  • Page 42: Flush-Rear (Recessed) Mounting

    Mounting the device FIGURE 17 Attaching the rear brackets to the rack posts Screws, 10-32 x 5/8-in., panhead Phillips Retainer nuts, 10-32 Flush-rear (recessed) mounting The flush-rear (recessed) mounting is similar to the flush-front mounting except that the brackets are reversed on the device. CAUTION The device must be turned off and disconnected from the fabric during this procedure.
  • Page 43 Mounting the device Complete the following steps to attach the front brackets to the rear of the device. Position the right front bracket with the flat side against the right rear side of the device, as shown in Figure Insert four 8-32 x 5/16-in. flathead screws through the vertically aligned holes in the bracket and then into the holes on the side of the device.
  • Page 44 Mounting the device FIGURE 19 Attaching the bracket extensions to the device Extension brackets Screws, 8-32 x 5/16-in., flathead Phillips Installing the device in the rack Complete the following steps to install the device in the rack. Position the device in the rack, as shown in Figure 20, providing temporary support under the device until the rail kit is secured to the rack.
  • Page 45 Mounting the device FIGURE 20 Positioning the device in the rack Screws, 10-32 x 5/8-in., panhead Phillips Retainer nuts, 10-32 Attaching the rear brackets to the extensions at the front of the device Complete the following steps to attach the rear brackets to the extensions. There are short and long front brackets that you can use for this step.
  • Page 46 Mounting the device FIGURE 21 Attaching the rear brackets to the extensions at the front of the device Rear brackets, short Screws, 6-32 x 1/4-in., panhead Phillips Brocade VDX 6940 Hardware Installation Guide 53-1003495-06...
  • Page 47 Mounting the device FIGURE 22 Attaching the short or long rear brackets to the extensions Rear bracket, short or long Screws, 6-32 x 1/4-in., panhead Phillips Attaching the rear brackets to the front rack posts Complete the following steps to attach the rear brackets to the front rack posts. Attach the right rear bracket to the right front rack post using two 10-32 x 5/8-in.

  • Page 48: Installing The Universal Two-Post Rack Kit (Xbr-R000294)

    Mounting the device FIGURE 23 Attaching the rear brackets to the front rack posts Screws, 10-32 x 5/8-in., panhead Phillips Retainer nuts, 10-32 Installing the Universal Two-Post Rack kit (XBR-R000294) Use the following instructions to install a Brocade 1U or 2U device in a two-post telecommunications (Telco) rack using the Universal Two-Post Rack Kit (XBR-R000294).

  • Page 49: Time And Items Required

    Mounting the device Time and items required Allow 15 to 30 minutes to complete the installation. The following items are required to install the device using the Universal Two-Post Rack Kit: ∙ #2 Phillips torque screwdriver ∙ 1/4-inch slotted-blade torque screwdriver CAUTION Use the screws specified in the procedure.
  • Page 50 Mounting the device FIGURE 24 Attaching the front brackets The Brocade device Screws, 8-32 x 5/16-in., flathead Phillips Front brackets, right and left Attaching the front brackets to the rack Complete the following steps to install the device in the rack. Position the device in the rack, as shown in (Figure 25), providing temporary support under the device until the rack kit is fully...
  • Page 51 Mounting the device FIGURE 25 Attaching front brackets to a rack Screws, 10-32 x 5/8-in., panhead Phillips Retainer nuts, 10-32 Attaching the rear brackets to the rack Complete the following steps to attach the rear brackets to the rack. Select the proper length bracket for your post width. If your posts are three to five inches wide, use the brackets marked 3-5 INCH.
  • Page 52 Mounting the device FIGURE 26 Attaching the rear brackets to a rack Retainer nuts, 10-32 Screws, 10-32 x 5/8-in., panhead Phillips Rear brackets Attaching the rear brackets to the device Complete the following steps to attach the rear brackets to the device. Align the right rear bracket to the right rear of the device and use four 8-32 x 5/16-in.

  • Page 53: Mid-Mounting

    Mounting the device FIGURE 27 Attaching the rear brackets to the device Screws, 8-32 x 5/16-in., panhead Phillips Mid-mounting Observe the following notes when using this procedure: ∙ The device must be turned off and disconnected from the fabric during this procedure. ∙...
  • Page 54 Mounting the device FIGURE 28 Attaching the front brackets The Brocade device Screws, 8-32 x 5/16-in., flathead Phillips Front brackets, right and left Attaching the front brackets to the rack Complete the following steps to install the device in the rack. Position the device in the rack, as shown in Figure 29, providing temporary support under the device until the rack kit is fully...
  • Page 55 Mounting the device FIGURE 29 Attaching front brackets to a rack Screws, 10-32 x 5/8-in., panhead Phillips Retainer nuts, 10-32 Attaching the rear brackets to the rack Complete the following steps to attach the rear brackets to the rack. Select the proper length bracket for your post width. If your posts are three to five inches wide, use the brackets marked 3-5 INCH.
  • Page 56 Mounting the device FIGURE 30 Attaching the rear brackets to a rack Retainer nuts, 10-32 Rear brackets (right and left) Retainer nuts, 10-32 Screws, 10-32 x 5/8-in., panhead Phillips Attaching the rear brackets to the device Complete the following steps to attach the rear brackets to the device. Align the right rear bracket to the right rear of the device and use four 8-32 x 5/16-in.
  • Page 57 Mounting the device FIGURE 31 Attaching the rear brackets to the device Screws, 8-32 x 5/16-in., panhead Phillips Brocade VDX 6940 Hardware Installation Guide 53-1003495-06...
  • Page 58 Mounting the device Brocade VDX 6940 Hardware Installation Guide 53-1003495-06...

  • Page 59: Initial Configuration

    Initial Configuration ∙ Configuration overview........................................59 ∙ Items required............................................. 60 ∙ Providing power to the device....................................60 ∙ Verifying operation..........................................65 ∙ Establishing a serial connection....................................66 ∙ Assigning permanent passwords ................................... 66 ∙ Configuring the device IP address...................................67 ∙ Changing the RBridge ID......................................69 ∙...

  • Page 60: Items Required

    Initial Configuration ∙ You can manage the edge devices in the fabric as if they were a single device. vcsid command, where the vcsid is a value from 1 to 8192. By If necessary you can change the VCS ID for the device using the vcs default, the device VCS ID is 1.
  • Page 61 Initial Configuration Remove the DC wiring assembly from the front of each DC power supply by loosening the two assembly screws. FIGURE 32 DC wiring assembly and power source wires Wire tightening screws Assembly screws Loosen the wire tightening screws and insert wires from the DC power source into the wiring assembly. Connect the -48V source cable to the negative terminal and the 0V cable to the positive terminal as marked on the harness assembly.

  • Page 62: Connecting A Power Cord To A 1100W Dc Power Supply

    Initial Configuration CAUTION DC return shall be isolated from the chassis ground (DC-I) when connections to the power supply are made. Connecting a power cord to a 1100W DC power supply Perform the following steps to provide power to the Brocade device. These power supplies are used on the Brocade VDX 6940-144S.

  • Page 63: Grounding The Device Using Two-Hole Ground Lug

    Initial Configuration TABLE 8 DC harness wiring Label (color) Meaning GND (yellow) Earth ground (PE) -48V (black) Negative (-) RTN (red) Return positive (+) CAUTION For a DC system, use grounding wire of at least 8 American Wire Gauge (AWG). The grounding wire should be attached to the DC input connector, the other end connects to the building ground.
  • Page 64 Initial Configuration FIGURE 34 Installing ground lug on Brocade VDX 6940-36Q Two-hole grounding lug Lock washers Ground wire Flat washers 10-32 x ½ in. screws Brocade VDX 6940 Hardware Installation Guide 53-1003495-06...

  • Page 65: Verifying Operation

    Initial Configuration FIGURE 35 Installing ground lug on Brocade VDX 6940-144S Two-hole grounding lug Lock washers Ground wire Flat washers 10-32 x ½ in. screws Observe the following requirements and precautions when grounding this device: ∙ NOTE To ensure adequate bonding when attaching the ground lug, a minimum of 20 in-lb (2.76 Nm) of torque is required to be applied to the mounting hardware used to attach the ground lug.

  • Page 66: Establishing A Serial Connection

    Initial Configuration Verify that the power supply LEDs are solid green. Refer to the "LED Locations" section of this guide for the location of these LEDs. Verify that the system power LED and the system status LED is solid green. Refer to the "LED Locations" section of this guide for the location of these LEDs.

  • Page 67: Changing The Default Account Passwords

    Initial Configuration TABLE 9 Default administrative account names and passwords Account type Login name Password Administrative admin password User account (read-only) user password Changing the default account passwords When you change the default account password after you log in for the first time, only the default password rule is in effect. The rule specifies a minimum password length of eight characters.

  • Page 68: Stateless Ipv6 Autoconfiguration

    Initial Configuration If you are going to use an IPv4 IP address, enter the IP address in dotted decimal notation. You should also disable DHCP and enter a gateway address as well. device(config)# interface Management 1/0 device(config-Management-1/0)# no ip address dhcp device(config-Management-1/0)# ip address 10.24.85.81/20 To set up a default gateway, add an IP route in RBridge mode.

  • Page 69: Changing The Rbridge Id

    Initial Configuration ∙ Enter the no ipv6 address autoconfig command to disable IPv6 autoconfiguration for all managed entities on the target platform. Changing the RBridge ID If you are planning to have more than one device in a fabric, each device must have a unique RBridge ID. The default RBridge ID for the rbridge-id command while in privileged executive mode (device# prompt) to change the default device is 1.

  • Page 70: Setting The Date And Time

    Initial Configuration Network OS Command Reference and For more information on changing the VCX ID and the vcs vcs-id command, refer to the Network OS Administration Guide . Setting the date and time Brocade devices maintain the current date and time inside a real-time clock (RTC) circuit. Date and time are used for logging events. The device does not depend on the date and time for its operation;...

  • Page 71: Setting The Clock (Date And Time) Manually

    Initial Configuration IPv4 address command, where IPv4 address is the IP address of the first NTP server in IPv4 format, which Enter the ntp server IPv4 address variable is optional. By default, this value is LOCL, which uses the local the device must be able to access.

  • Page 72: Ethernet Or Fast Ethernet Hubs

    Initial Configuration CAUTION Before plugging a cable into any port, be sure to discharge the voltage stored on the cable by touching the electrical contacts to ground surface. Ethernet or Fast Ethernet hubs For copper connections to Ethernet hubs, a 1000Base-T device, or another Brocade device, a crossover cable is required. If the hub is equipped with an uplink port, it requires a straight-through cable instead of a crossover cable.

  • Page 73: Operation

    Operation ∙ Interpreting LED activity........................................ 73 ∙ POST and boot specifications....................................80 ∙ Interpreting POST results......................................81 ∙ Diagnostic tests............................................81 ∙ Device management.........................................81 ∙ Powering off the device.........................................82 ∙ Thermal operations.......................................... 82 Interpreting LED activity System activity and status can be determined through the activity of the LEDs on the device. There are three possible LED states: off (no light), a steady light, and a flashing light.
  • Page 74 Operation FIGURE 36 LEDs on the port side of the Brocade VDX 6940-36Q Ethernet port activity System status Ethernet port link status Upper 40 GbE QSFP port and 10 GbE breakout interface status System power Lower 40 GbE QSFP port and 10 GbE breakout interface status The following figure illustrates LEDs on the non-port side of the Brocade VDX 6940-36Q.
  • Page 75 Operation ∙ When 40/100 GbE dual personality ports 97, 98, 93, or 104 are configured as 100 GbE ports, the leftmost LED for those ports illuminates to indicate 100 GbE port status and activity. LEDs for the two 40 GbE ports to the right of these ports in the same row (port group) will not illuminate as these ports will be disabled.

  • Page 76: Port-Side Led Patterns

    Operation FIGURE 39 LEDs on non-port side of Brocade VDX 6940-144S Output power status Fan status Input power status NOTE Although the pervious figure illustrates AC power supplies, DC power supplies have the same LED indicators. Port-side LED patterns LEDs for Ethernet management ports and GbE ports indicate port status and activity. LEDs for the system indicate power on/off and system status.
  • Page 77 Operation TABLE 10 Port-side LED patterns during operation (continued) LED name LED color Status of hardware Recommended action Steady green Valid power. All monitored voltages No action required. are nominal. System status (one bicolor LED, Off (no light) System is off or there is no power. Verify the system is on.

  • Page 78: Non-Port-Side Led Patterns For Vdx 6940-36Q

    Operation TABLE 10 Port-side LED patterns during operation (continued) LED name LED color Status of hardware Recommended action Fixed 10 GbE ports (Brocade VDX Off (no light) No module or cable. Port is offline - Install module or connect cable. 6940-144S) either disabled, faulted, or enabled Enable the port.

  • Page 79: Non-Port-Side Led Patterns For Vdx 6940-144S

    Operation TABLE 11 Non-port-side LED patterns during operation (continued) LED name LED color Status of hardware Recommended action ∙ One or more of the fans chassis. Replace if in the fan assembly has necessary. failed. ∙ Replace the fan ∙ The fan assembly was assembly.

  • Page 80: Post And Boot Specifications

    Operation TABLE 12 Non-port-side LED patterns during operation (continued) LED name LED color Status of hardware Recommended action Steady green Fan assembly is operating normally. No action required. Steady amber (for more than 5 Fan fault for one of the following Try the following: seconds) reasons:...

  • Page 81: Interpreting Post Results

    Operation Interpreting POST results POST is a system check that is performed each time the device is powered on, rebooted, or reset. During POST, the LEDs flash either amber or green. Any errors that occur during POST are listed in the error log. Complete the following steps to determine whether POST completed successfully and whether any errors were detected.

  • Page 82: Powering Off The Device

    Operation TABLE 13 Management options (continued) Management tool Out-of-band support In-band support Standard SNMP applications Ethernet or serial (console port) connection For information, refer to the Network OS Administration Guide . Brocade Network Advisor Ethernet (preferred) or serial (console port) connection Brocade Network For information, refer to the...

  • Page 83: Removal And Replacement Procedures

    Removal and Replacement Procedures ∙ Before beginning replacement ....................................83 ∙ ESD precautions..........................................84 ∙ VDX 6940-36Q FRU replacement..................................85 ∙ VDX 6940-144S FRU replacement..................................92 ∙ QSFP transceiver removal and replacement..............................101 ∙ SFP transceiver removal and replacement..............................102 Before beginning replacement The field-replaceable units (FRUs) can be removed from the device and replaced without special tools.

  • Page 84: Esd Precautions

    Removal and Replacement Procedures FIGURE 40 Examples of airflow symbols The green E symbol indicates an exhaust FRU. This unit pulls air in from the port side of the device and exhausts it out the non-port side. This is called front-to-back airflow or exhaust airflow. This symbol should appear on FRUs with part numbers ending with -F. The orange I symbol indicates an intake FRU.

  • Page 85: Vdx 6940-36Q Fru Replacement

    Removal and Replacement Procedures VDX 6940-36Q FRU replacement Field-replaceable units (FRUs) include separate power supplies and fan assemblies identified through Network OS as follows: ∙ Power supplies - identified from left to right as power supply #1 and power supply #2 when viewed from the non-port-side of the device.
  • Page 86 Removal and Replacement Procedures This section provides information about the following topics: ∙ Installation precautions and warnings ∙ Determining which power supply has failed, if necessary. ∙ Removing a power supply. ∙ Installing a power supply. NOTE Power supplies are hot swappable. You can replace a one power supply at a time while the Brocade device is powered on and running.
  • Page 87 Removal and Replacement Procedures FIGURE 41 Inserting the power supply Place the power supply in an anti-static bag for storage. If the empty power supply bay where you are installing the replacement power supply has a cover plate, remove the two screws near the edges of the cover plate to unlock the plate, and then remove the plate.
  • Page 88 Removal and Replacement Procedures ∙ show environment power The power supply status can also be viewed using the Web Tools application. Replacing a 500W DC power supply Use the following procedures to replace a 500W DC power supply. NOTE Before beginning the replacement, refer to the precautions in the "Power precautions" section of this guide. Ensure that the replacement power supply has the same part number and airflow label as the power supply being replaced.
  • Page 89 Removal and Replacement Procedures FIGURE 43 Removing wiring harness from DC power supply Loosen the wire tightening screws to remove the two wires from the DC power source, as shown in following illustration, from the DC wiring assembly. FIGURE 44 The DC wiring assembly Wire tightening screws Assembly screws Reinstall the DC wiring assembly on the power supply so that you can return it with the power supply.

  • Page 90: Determining The Need To Replace A Fan Assembly

    Removal and Replacement Procedures Loosen the wire tightening screws and insert the wires from the DC power source into the wiring assembly (as shown in the illustration below). FIGURE 45 The DC wiring assembly Wire tightening screws Assembly screws 12. Tighten the wire tightening screws to secure the wires. 13.

  • Page 91: Time And Items Required To Replace A Fan Assembly

    Removal and Replacement Procedures ∙ Check the fan status LED on the face of the fan. Refer to "Interpreting LED activity" for details on LED normal operation and error conditions. ∙ Enter one of the following commands in the command line interface to display the fan status: –...

  • Page 92: Vdx 6940-144S Fru Replacement

    Removal and Replacement Procedures FIGURE 46 Inserting or removing the fan assembly Verify that the fan status LED is steady green to indicate normal operation. If the LED is not steady green, ensure that the fan is securely installed and seated properly. You can refer to the "Interpreting LED activity"...

  • Page 93: Determining The Need To Replace A Power Supply

    Removal and Replacement Procedures CAUTION Disassembling any part of the power supply and fan assembly voids the warranty and regulatory certifications. There are no user-serviceable parts inside the power supply and fan assembly. Refer Non-port-side LED patterns for VDX 6940-144S on page 79 for details on the meaning of LED patterns for the device power supplies and fans in one of the following locations to verify operation and determine if replacement is necessary.
  • Page 94 Removal and Replacement Procedures CAUTION Do not install the device in an environment where the operating ambient temperature might exceed 40°C (104°F). CAUTION Never leave tools inside the chassis. Replacing an 1100W AC power supply Use the following procedure to remove an 1100W AC power supply. NOTE Before beginning the replacement, refer to the precautions in "Power precautions."...
  • Page 95 Removal and Replacement Procedures FIGURE 47 Removing power supply from chassis Locking tab Place the power supply in an anti-static bag for storage. If the empty power supply bay where you are installing the power supply has a cover plate, remove the two screws near the edges of the cover plate to unlock the plate, and then remove the plate.
  • Page 96 Removal and Replacement Procedures If the LED is not steady green, ensure that the power supply is securely installed and seated properly. You can enter one of the following commands at the command line prompt to display the power supply status: ∙...
  • Page 97 Removal and Replacement Procedures FIGURE 48 Removing power supply from chassis Locking tab The following illustration shows the power supply removed from the chassis with DC wiring harness. Brocade VDX 6940 Hardware Installation Guide 53-1003495-06...
  • Page 98 Removal and Replacement Procedures FIGURE 49 1100W DC power supply and DC harness DC wiring harness from power source DC power supply Wiring harness connector on power supply Locking tab Place the power supply in an anti-static bag for storage. If the empty power supply bay where you are installing the power supply has a cover plate, remove the two screws near the edges of the cover plate to unlock the plate, and then remove the plate.

  • Page 99: Determining The Need To Replace A Fan Assembly

    Removal and Replacement Procedures Determining the need to replace a fan assembly Use one of the following methods to determine the status of the fan assemblies: ∙ Check the fan status LED on the face of the fan. Refer to "Interpreting LED activity" for details on LED normal operation and error conditions.
  • Page 100 Removal and Replacement Procedures FIGURE 50 Unlatching and removing fan assembly Install the new fan assembly in the chassis using the following steps: Orient the new fan assembly with the captive screw on the upper right, as shown in the following illustration. With one hand, hold the handle on the front panel of the fan.

  • Page 101: Qsfp Transceiver Removal And Replacement

    Removal and Replacement Procedures FIGURE 51 Inserting or removing fan assembly CAUTION Do not force the installation. If the power supply and fan assembly does not slide in easily, ensure that it is correctly oriented before continuing. If the device is powered up, the fan will immediately power up. Using a Phillips screwdriver, lock the latch mechanism by tightening the captive screw.

  • Page 102: Removing A Qsfp Transceiver

    Removal and Replacement Procedures Removing a QSFP transceiver Complete the following steps to remove a QSFP transceiver. Remove the fiber-optic cable from the transceiver. If your transceiver has an integrated pull tab, gently pull the transceiver from the port using the tab. If your transceiver as a bail release, as shown in the following figure, complete the following steps.

  • Page 103: Time And Items Required

    Removal and Replacement Procedures DANGER All fiber-optic interfaces use Class 1 lasers. DANGER Laser Radiation. Do Not View Directly with Optical Instruments. Class 1M Laser Products. Time and items required The replacement procedure for one transceiver takes less than 5 minutes. You should have the following items available: ∙...

  • Page 104: Replacing A Transceiver

    Removal and Replacement Procedures FIGURE 54 Optical transceiver with bail open SFP or SFP+ bail Replacing a transceiver Complete the following steps to replace an SFP or SFP+ transceiver. Refer to the illustration in Removing a transceiver on page 103. Making sure that the bail (wire handle) is in the unlocked or open position, position the optical transceiver so that the key is oriented correctly to the port.

  • Page 105: Brocade Vdx 6940 Switch Technical Specifications

    Brocade VDX 6940 Switch Technical Specifications This document highlights the features and specifications for the Brocade VDX 6940 switch. System specifications System component Description Enclosure VDX 6940-36Q - 1U, 19-inch EIA-compliant, front-to-back airflow or back-to-front airflow; power from back VDX 6940-144S - 2U, 19-inch EIA-compliant, front-to-back airflow or back-to-front airflow; power from back Power inlet C14, power from nonport side Power supplies...

  • Page 106: Other

    Brocade VDX 6940 Switch Technical Specifications System component Description Two green Ethernet management port status LEDs on the port side. Port activity 40-GbE ports One green LED per port for 40-GbE operation. Four green LEDs per port for 10-GbE operation in breakout mode. Port activity 100-GbE ports One green LED per port for 100-GbE operation on 40/100 GbE dual personality ports 97, 98, 103, and 104.

  • Page 107: Power Supply Specifications (Per Psu)

    Brocade VDX 6940 Switch Technical Specifications TABLE 14 Environmental requirements (continued) Condition Operational Non-operational Vibration Brocade VDX 6940-36Q - 1 G sine, 0.5 gms random, Brocade VDX 6940-36Q - 2.4 G sine, 1.1 gms random, 5-500 Hz 5-500 Hz Brocade VDX 6940-144S - 1 G sine, 0.5 gms random, Brocade VDX 6940-144S - 2.4 G sine, 1.1 gms random, 5-500 Hz 5-500 Hz...

  • Page 108: Power Consumption (Typical Configuration)

    Brocade VDX 6940 Switch Technical Specifications Power supply Maximum output Input voltage Input line Maximum input Input line Maximum inrush model power rating (DC) frequency current protection current RPS9DC+I DC to DC - 1100 W 40-60 VDC <33 A -Ve fused 60 A peak hot or Brocade VDX (rated)

  • Page 109: Power Consumption (Idle Configuration)

    Brocade VDX 6940 Switch Technical Specifications Power consumption (idle configuration) No optics or connections to ports installed and system completed boot up, fans at nominal speed. Model name @100 VAC input @200 VAC input @-48 VDC input Minimum number of Notes power supplies VDX 6940-36Q...

  • Page 110: Serial Port Specifications (Pinout Rj-45)

    Brocade VDX 6940 Switch Technical Specifications Model Port type Number of ports Description 40-GbE Base model with no 40-GbE ports can be upgraded to 12 in two 6-port increments with port upgrade licenses. Up to 48 10-GbE Each 40-GbE port can be broken out into four independent 10-GbE SFP+ ports, ports in 4x10 GbE providing up to 48 10-GbE SFP+ ports.

  • Page 111: Regulatory Compliance (Emc)

    Brocade VDX 6940 Switch Technical Specifications Regulatory compliance (EMC) ∙ FCC Part 15, Subpart B (Class A) ∙ EN 55022 (CE mark) (Class A) ∙ EN 55024 (CE mark) (Immunity) for Information Technology Equipment ∙ ICES-003 (Canada) (Class A) ∙ AS/NZ 55022 (Australia) (Class A) ∙...
  • Page 112 Brocade VDX 6940 Switch Technical Specifications Brocade VDX 6940 Hardware Installation Guide 53-1003495-06...

  • Page 113: Regulatory Statements

    Regulatory Statements ∙ BSMI statement (Taiwan)......................................113 ∙ Canadian requirements........................................113 ∙ CE statement............................................113 ∙ China ROHS............................................114 ∙ FCC warning (US only)........................................114 ∙ KCC statement (Republic of Korea)..................................114 ∙ VCCI statement...........................................114 ∙ Germany statement..........................................114 BSMI statement (Taiwan) Warning: This is Class A product.

  • Page 114: China Rohs

    Regulatory Statements China ROHS Refer to the latest revision of the China ROHS document (P/N 53‐1000428‐xx) which ships with the product. FCC warning (US only) This equipment has been tested and complies with the limits for a Class A computing device pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment.

  • Page 115: Cautions And Danger Notices

    Cautions and Danger Notices ∙ Cautions..............................................115 ∙ Danger notices............................................ 121 Cautions A Caution statement alerts you to situations that can be potentially hazardous to you or cause damage to hardware, firmware, software, or data. Ein Vorsichthinweis warnt Sie vor potenziellen Personengefahren oder Beschädigung der Hardware, Firmware, Software oder auch vor einem möglichen Datenverlust Un message de mise en garde vous alerte sur des situations pouvant présenter un risque potentiel de dommages corporels ou de dommages matériels, logiciels ou de perte de données.
  • Page 116 Cautions and Danger Notices CAUTION Make sure the airflow around the front, sides, and back of the device is not restricted. VORSICHT Stellen Sie sicher, dass an der Vorderseite, den Seiten und an der Rückseite der Luftstrom nicht behindert wird. MISE EN GARDE Vérifiez que rien ne restreint la circulation d'air devant, derrière et sur les côtés du dispositif et qu'elle peut se faire librement.
  • Page 117 Cautions and Danger Notices l'arrière) ou par -R (flux d'air de l'arrière vers l'avant). Vous devez utiliser une pièce détachée dont l'indicatif de flux d'air est le même. PRECAUCIÓN Este documento describe cómo cambiar las unidades reemplazables sobre el terreno (FRU, por sus siglas en inglés) por unidades con salida o entrada de aire por el lado de los puertos.

  • Page 118: Electrical Cautions

    Cautions and Danger Notices PRECAUCIÓN No fuerce la instalación. Si el módulo de fuente de alimentación y ventiladores no se deslizan con facilidad hacia el interior, asegúrese de que la orientación sea correcta antes de continuar. CAUTION Carefully follow the mechanical guides on each side of the power supply slot and make sure the power supply is properly inserted in the guides.
  • Page 119 Cautions and Danger Notices VORSICHT Für den Eingangs-Gleichstromkreis zum System ist ein 20 A maximum -48 V DC, doppelpoliger Stromkreisunterbrecher am Eingang zur Reihenklemme zu installieren. Bei der Eingangsverdrahtung zum Anschluss des Produkts sollte es sich um einen 12 AWG-Kupferdraht (VW-1) und einer Mindestnenntemperatur von 90° C handeln. MISE EN GARDE Pour le circuit d'alimentation C.C du système, assurez-vous de la présence d'un disjoncteur de 20 ampères, maximum -48 V C.C., double coupure, sur l'entrée vers le bloc d'alimentation.
  • Page 120 Cautions and Danger Notices CAUTION Before plugging a cable into any port, be sure to discharge the voltage stored on the cable by touching the electrical contacts to ground surface. VORSICHT Bevor Sie ein Kabel in einen Anschluss einstecken, entladen Sie jegliche im Kabel vorhandene elektrische Spannung, indem Sie mit den elektrischen Kontakten eine geerdete Oberfläche berühren.

  • Page 121: Danger Notices

    Cautions and Danger Notices PRECAUCIÓN Para que la instalación de un dispositivo con sistemas de CA o CC sea conforme a la certificación NEBS, utilice un cable de conexión a tierra de calibre AWG 6 como mínimo. El cable de conexión a tierra debe disponer de un conector engarzado homologado (suministrado con el dispositivo) unido a un extremo de modo que el otro extremo se conecte a la toma de tierra.

  • Page 122: Laser Dangers

    Todas las interfaces de fibra óptica utilizan láser de clase 1. DANGER Use only optical transceivers that are qualified by Brocade Communications Systems, Inc. and comply with the FDA Class 1 radiation performance requirements defined in 21 CFR Subchapter I, and with IEC 825 and EN60825. Optical products that do not comply with these standards might emit light that is hazardous to the eyes.

  • Page 123: Dangers Related To Equipment Weight

    Cautions and Danger Notices DANGER This product is designed for an IT power system with phase-to-phase voltage of 230V. After operation of the protective device, the equipment is still under voltage if it is connected to an IT power system. GEFAHR Dieses Produkt ist für die Stromversorgung über ein IT-Stromversorgungssystem mit einer Netzspannung von 230 V Phase zu Phase konzipiert.
  • Page 124 Cautions and Danger Notices DANGER Make sure the rack housing the device is adequately secured to prevent it from becoming unstable or falling over. GEFAHR Stellen Sie sicher, dass das Gestell für die Unterbringung des Geräts auf angemessene Weise gesichert ist, so dass das Gestell oder der Schrank nicht wackeln oder umfallen kann.

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