Extreme Networks 4120 Series Hardware Installation Manual
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Extreme Networks 4120 Series Hardware Installation Manual

Extreme Networks 4120 Series Hardware Installation Manual

Cloud managed switches
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4120 Series Cloud Managed Switches
Hardware Installation Guide
9038084-00 Rev. AA
April 2024

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Summary of Contents for Extreme Networks 4120 Series

  • Page 1 4120 Series Cloud Managed Switches Hardware Installation Guide 9038084-00 Rev. AA April 2024...
  • Page 2 Extreme Networks, Inc. reserves the right to make changes in specifications and other information contained in this document and its website without prior notice. The reader should in all cases consult representatives of Extreme Networks to determine whether any such changes have been made.

  • Page 3: Table Of Contents

    Connect Your Stack to the Management Network..................31 Site Preparation........................... 33 Plan Your Site....................................... 33 Operating Environment Requirements.........................34 Meet Building and Electrical Codes........................34 Set Up the Wiring Closet..............................35 Control the Temperature..............................36 4120 Series Cloud Managed Switches Hardware Installation Guide...
  • Page 4 Port LEDs in Default (SYS) Mode..........................62 Port LEDs in SPD Mode..............................63 Port LEDs in STK Mode..............................63 Management Port LEDs..............................63 QSFP28 Port LEDs in SYS Mode (default)......................64 QSFP28 Port LEDs in SPD Mode ..........................64 Locator LED....................................65 4120 Series Cloud Managed Switches Hardware Installation Guide...
  • Page 5 China and Taiwan: Restriction of Hazardous Substances (ROHS)..............81 BSMI statement (Taiwan)................................81 Canadian requirements................................81 Australia (RCM)....................................81 Federal Communications Commission (FCC) Notice...................81 Germany statement..................................82 KCC statement (Republic of Korea)........................... 82 Japan (VCCI Class A)..................................82 Japan power cord ................................... 83 4120 Series Cloud Managed Switches Hardware Installation Guide...
  • Page 6 Table of Contents Index............................... 84 4120 Series Cloud Managed Switches Hardware Installation Guide...

  • Page 7: Preface

    When a feature, function, or operation pertains to a specific hardware product, the product name is used. When features, functions, and operations are the same across an entire product family, such as Extreme Networks switches or SLX routers, the product is the switch or the router .

  • Page 8: Documentation And Training

    When a backslash separates two lines of a command input, enter the entire command at the prompt without the backslash. Documentation and Training Find Extreme Networks product information at the following locations: 4120 Series Cloud Managed Switches Hardware Installation Guide...

  • Page 9: Open Source Declarations

    Some software files have been licensed under certain open source licenses. Information is available on the Open Source Declaration page. Training Extreme Networks offers product training courses, both online and in person, as well as specialized certifications. For details, visit the Extreme Networks Training page. Help and Support...

  • Page 10: Subscribe To Product Announcements

    You can modify your product selections or unsubscribe at any time. Send Feedback The User Enablement team at Extreme Networks has made every effort to ensure that this document is accurate, complete, and easy to use. We strive to improve our documentation to help you in your work, so we want to hear from you.

  • Page 11: 4120 Switch Overview

    Using a Micro-USB Type B to USB Type A cable, connect the Micro-USB Type B end to the switch, and the USB Type A end to a laptop or PC and complete the driver installation steps 4120 Series Cloud Managed Switches Hardware Installation Guide...

  • Page 12: Cooling

    Power Supplies Each 4120 Series has a fixed internal AC power supply that provides enough power for the basic power needs of the switch and a basic POE power budget. For power redundancy and a higher POE power budget, the 4120 Series also supports the addition of a hot-swappable AC power supply.

  • Page 13: Operating Temperatures

    All 4120 Series switch models support an operating range from 0°C (32°F) to 50°C (122°F). Feature Licensing A base license for the 4120 Series is the only license supported in Switch Engine. For Feature License Requirements additional Switch Engine licensing information see the for your version of the Switch Engine software.
  • Page 14 3 = 100/1000BASE-T OOB management port 4 = 3 x Fan modules 5 = 1 x Internal AC power supply and 1 x replaceable power supply slot Figure 4: 4120-48MW-4Y Rear View 4120 Series Cloud Managed Switches Hardware Installation Guide...

  • Page 15: Power Supplies For Use With Your Switch

    Power Supplies for Use with Your Switch The 4120 Series switch contains a fixed internal AC power supply that supplies the power needed for switch operations and basic POE power budget. The 4120-24MW-4Y model switch contains an 860W internal AC power supply, while the 4120-48MW-4Y model switch contains a 1200W internal AC power supply.

  • Page 16: Build Stacks

    SummitStack cables. All connections between stack ports must be directly between switches. A stacking connection cannot pass through a third device, for example a Virtual Port Extender or an LRM/MACsec Adapter. 4120 Series Cloud Managed Switches Hardware Installation Guide...

  • Page 17: Build Basic Stacks

    Note 4120 Series does not support alternate stacking. When planning and building your stack, be sure to follow port compatibility and cabling recommendations as described in this chapter. 4120 Series Cloud Managed Switches Hardware Installation Guide...

  • Page 18: Summitstack Topologies

    “primary-capable,” meaning they can become a stack primary in case the initial backup switch fails. Note 4120 Series switches can only be stacked with themselves using Native V200 stacking. When easy setup compares two switches that have the same capability, the lower slot number takes precedence.
  • Page 19 The result forms a physical ring connection. This topology is highly recommended for normal operation. Figure 7 represents a maximal ring topology of eight active nodes. 4120 Series Cloud Managed Switches Hardware Installation Guide...
  • Page 20 Connect your stack nodes in a ring topology, not a daisy-chain topology, for normal operation. Figure 9, the nodes delineated as the active topology are operating in a daisy-chain configuration, even though there is physically a ring connection in the stack. 4120 Series Cloud Managed Switches Hardware Installation Guide...

  • Page 21: Summitstack Terms

    Table 4: List of Stacking Terms Term Description Stackable switch An Extreme Networks switch that provides two stacking ports and can participate in a stack. Stacking port A physical interface of a stackable switch that is used to allow the connection of a stacking link. Stacking ports are point-to- point links that are dedicated for the purpose of forming a stack.
  • Page 22 Thus, the active topology is a set of physically contiguous active nodes within a stack topology. 4120 Series Cloud Managed Switches Hardware Installation Guide...
  • Page 23 VLAN or trunk group. They can be used for Layer 2 and 3 forwarding of user data traffic, for mirroring, or other features you can configure. Data ports are different from stacking ports. 4120 Series Cloud Managed Switches Hardware Installation Guide...
  • Page 24 The choice to run Easy Setup is offered when you run the enable stacking {node-address node-address} command and the essential stacking parameters are unconfigured or inconsistent. It can also be invoked directly by running the configure stacking easy-setup command. 4120 Series Cloud Managed Switches Hardware Installation Guide...

  • Page 25: Plan To Create Your Stack

    Use stacking cables to interconnect the stack nodes into a ring topology (see Ring Topology: Recommended for Stacking on page 19). Include only the nodes that you expect to be active in the stack. 4120 Series Cloud Managed Switches Hardware Installation Guide...

  • Page 26: Recommendations For Configuring Stacks

    • Most stacking specific configurations are effective only after a restart. However, most non-stacking configuration commands take effect immediately and require no restart. 4120 Series Cloud Managed Switches Hardware Installation Guide...

  • Page 27: Combine Switches From Different Series

    4120 Series switches can only stack with themselves using Native V200 stacking. Select Stacking Cables Stacking connections using the native stacking ports require stacking cables that are specific to the type of stacking port. These cables are available from Extreme Networks in lengths from 0.5 meter to 100 meters. Note...

  • Page 28: Set Up The Physical Stack

    1. Connect the switches that will form the stack. Connect the Switches to Form the Stack Ring on page 29. 2. Connect the switches to your management network. Connect Your Stack to the Management Network on page 31. 4120 Series Cloud Managed Switches Hardware Installation Guide...

  • Page 29: Connect The Switches To Form The Stack Ring

    4-node stack using SummitStack 40G cables to connect switches with integrated SummitStack ports. Slot 1 Slot 2 Slot 3 Slot 4 Figure 11: SummitStack Cable Connections Using Four Switches with Integrated SummitStack Ports 4120 Series Cloud Managed Switches Hardware Installation Guide...
  • Page 30 Stack Port 1 Slot 3 Stack Port 2 Slot 4 Stack Port 1 Slot 4 Stack Port 2 Slot 5 Stack Port 1 Slot 5 Stack Port 2 Slot 6 Stack Port 1 4120 Series Cloud Managed Switches Hardware Installation Guide...

  • Page 31: Connect Your Stack To The Management Network

    Connect the Switches to Form the Stack Ring on page 29, and if you use the Easy Setup configuration procedure, only slots 1 and 2 can become the primary node. However, you can connect all switch management 4120 Series Cloud Managed Switches Hardware Installation Guide...
  • Page 32 Ethernet management port. Switch Engine User's Guide for your version of Switch Engine for instructions to See the perform the software configuration for your stack. 4120 Series Cloud Managed Switches Hardware Installation Guide...

  • Page 33: Site Preparation

    The physical installation site must meet the following requirements for a safe and successful installation: • Building and electrical code requirements • Environmental, safety, and thermal requirements for the equipment you plan to install 4120 Series Cloud Managed Switches Hardware Installation Guide...

  • Page 34: Operating Environment Requirements

    After examining your physical site and verifying that all environment requirements are met, evaluate and compare your existing cable plant with the requirements of the Extreme Networks equipment to determine if you need to install new cables. 3. Meeting power requirements.

  • Page 35: Set Up The Wiring Closet

    Make sure that your system is easily accessible for installation and service. See Rack Specifications and Recommendations on page 37 for more information. • Use appropriate AC or DC power, power distribution, and grounding for your specific installation. 4120 Series Cloud Managed Switches Hardware Installation Guide...

  • Page 36: Control The Temperature

    Consult an electrical contractor for commercial building and wiring specifications. Control the Temperature Extreme Networks equipment generates a significant amount of heat. It is essential that you provide a temperature-controlled environment for both performance and safety. Install the equipment only in a temperature- and humidity-controlled indoor area that is free of airborne materials that can conduct electricity.

  • Page 37: Control The Humidity Level

    Site Preparation Control the Humidity Level Safeguards are built into all Extreme Networks switches and power supply units to minimize the risk of fire. Table 10: Thermal Shutdown and Restart Behavior Switch Model(s) Behavior All models When internal system temperatures exceed the thermal shutdown temperature limit (typically about 20°C higher than normal system...

  • Page 38: Mechanical Recommendations For The Rack

    Because building codes vary worldwide, consult an electrical contractor to ensure proper equipment grounding for your specific installation. Provide Adequate Space for the Rack Provide enough space in front of and behind the switch so that you can service it easily. 4120 Series Cloud Managed Switches Hardware Installation Guide...

  • Page 39: Secure The Rack

    (61 cm) of space behind the mounted equipment. Extra room on each side is optional. Warning Extreme Networks switches do not have a switch for turning power to the unit on and off. For systems using an AC power supply, power to the switch is disconnected by removing the wall plug from the electrical outlet.

  • Page 40: Label Cables And Keep Accurate Records

    • Assign a unique identification number to each equipment rack. • Identify all wiring closets by labeling the front panel of your Extreme Networks equipment and other hardware. • Keep accurate and current cable identification records.
  • Page 41 Fiber optic cable must be handled carefully during installation. Every cable has a minimum bend radius, and fibers will be damaged if the cables are bent too sharply. It is also important not to stretch the cable during installation. Ensure 4120 Series Cloud Managed Switches Hardware Installation Guide...

  • Page 42: Use Rj45 Connector Jackets

    Connectors that are not properly aligned with the port. • Crowded cable installation, which can cause connectors to pop out of the port. Figure 17 shows examples of recommended and non-recommended connector jacket types. 4120 Series Cloud Managed Switches Hardware Installation Guide...

  • Page 43: Prevent Radio Frequency Interference (Rfi)

    When connecting PoE devices to a PoE switch, all connections between the PoE device and the switch must remain within the same building and use a low-voltage power distribution system per IEEE 802.3af. 4120 Series Cloud Managed Switches Hardware Installation Guide...

  • Page 44: Power Supply Requirements

    For detailed power specifications for your equipment, see "Technical Specifications." Power Cord Requirements Most Extreme Networks switches do not ship with power cords. See Select Power Supply Cords on page 77 for information on selecting and purchasing the correct AC power cords for use with specific Extreme Networks equipment.
  • Page 45 UPS transition time is sometimes called UPS transition times vary between UPS models and implementations, but shorter transition times are preferred. For Extreme Networks stacking products, a UPS transition time of 20 milliseconds or less ensures optimum performance and minimizes service interruptions.

  • Page 46: Follow Applicable Industry Standards

    • ANSI/TIA/EIA-568-A—the six subsystems of a structured cabling system • ANSI/TIA/EIA-569-A—design considerations • ANSI/TIA/EIA-606—cabling system administration • ANSI/TIA/EIA-607—commercial building grounding and bonding requirements You can access these standards at: www.ansi.org or www.tiaonline.org. 4120 Series Cloud Managed Switches Hardware Installation Guide...

  • Page 47: Install The Switch

    Connect Network Interface Cables on page 53 Turn on the Switch on page 53 Before you attempt to install or remove an Extreme Networks switch, read the precautions in Safety Considerations for Installing Switches on page 47. Extreme Networks switches fit into standard 19-inch equipment racks.

  • Page 48: What You Will Need For The Installation

    ESD-preventive wrist strap for installing optional ports at the back of the switch. Attach the Switch to a Rack or Cabinet The 4120 Series provides multiple options for mounting or installing the switch. 4120 Series Cloud Managed Switches Hardware Installation Guide...

  • Page 49: Mount Options

    Figure 18: Table Mount: 4120 Series Install the Device in a Rack The 4120 Series can be installed in a four-post rack, using just the two front posts or two back posts, or a two-post rack. A two-post rack-mounting kit XN-2P-RMKIT-008 is included in the box with your switch.
  • Page 50 19-inch rack. 3. Fasten the switch securely to the rack rails using four customer-supplied rack screws. Ensure that the threaded length of the screws is within 4 to 5 cm. 4120 Series Cloud Managed Switches Hardware Installation Guide...
  • Page 51 Install the Switch Install the Device in a Rack Figure 21: Flush-Mount: Attaching the Switch to the Rack 4120 Series Cloud Managed Switches Hardware Installation Guide...

  • Page 52: Install Optional Components

    For a list of the optical components supported with ExtremeSwitching devices, see the Extreme Optics website. Pluggable Transceiver Modules Extreme Networks offers several optical transceiver modules for transmitting and receiving data over optical fiber rather than through electrical wires. Optical Cables Direct-attach copper and fiber cables provide connections between populated SFP+, SFP28, QSFP+, and QSFP28 ports.

  • Page 53: Connect Network Interface Cables

    An AC power cord is not included with the AC power supply. You can purchase AC power cords for use in the US and Canada from Extreme Networks or from your local supplier. The cord must meet the requirements listed in...

  • Page 54: Activate And Verify The Switch

    Parity: None Log in for the First Time on Switch Engine The 4120 Series is designed for easy-to-use cloud management. 4120 Series switches can be managed by either of the native cloud management options ExtremeCloud™ IQ or ExtremeCloud™ IQ Site Engine, avoiding the need for complex on-switch provisioning through a direct console interface.

  • Page 55: Manual Setup

    2. At the management console, press [Enter] one or more times until you see the login prompt. 3. At the login prompt, log in using the default user name admin. For example: 4120 Series Cloud Managed Switches Hardware Installation Guide...

  • Page 56: Configure The Switch's Ip Address For The Management Vlan

    Fri 12 Apr 2024 02:38:24 PM UTC BootROM : Default 4.6.0.3 Alternate 4.6.0.3 Diagnostics : 0.0.1.6 Certified Version : EXOS Linux 5.10.177, Extreme Networks FIPS Object Module 2.0.16a Build Tools Version : exos-arm64-sdk-3.1.19.1.0 Note Software upgrade is required. Configure the switch's IP address for the management virtual LAN (VLAN) by following...
  • Page 57 2. Enter save to save your configuration changes so that they will be in effect after the next system reboot. Note For more information about saving configuration changes, see the Switch Engine 32.7.1 User Guide The configuration is saved to the configuration database of the switch. 4120 Series Cloud Managed Switches Hardware Installation Guide...

  • Page 58: Remove And Replace Components

    Remove and Replace an AC Power Supply The switches have one bay for a hot-swappable AC power supply, located on the rear switch panel. Since the 4120 Series has an internal power supply, you can replace the removable power supply without powering down the switch.
  • Page 59 Figure 23: Removing a Replaceable AC Power Supply 5. Carefully slide the power supply all the way into the power supply bay (see Figure 24 Figure 24: Installing a Replaceable AC Power Supply 4120 Series Cloud Managed Switches Hardware Installation Guide...

  • Page 60: Remove A Switch From A Rack

    If you plan to use the device again later, store it with the mounting brackets attached. 4120 Series Cloud Managed Switches Hardware Installation Guide...

  • Page 61: Monitor The Switch

    4120 Series System LEDs System status LEDs are located on the front of the switch. The following figure shows the status LEDs for 4120 Series switches: Figure 25: 4120 Series Mode and System Status LEDs Table 11: 4120 Series Port LEDs Label Function...

  • Page 62: Port Leds In Default (Sys) Mode

    Link is OK and transmitting packets; port is powered Slow Blinking Amber No link, or disabled port; port is powered Alternating Amber and Green Port has a power fault Port is not powered, has no link, or is disabled 4120 Series Cloud Managed Switches Hardware Installation Guide...

  • Page 63: Port Leds In Spd Mode

    LED on the left side is labeled Act (for port activity). The following table describes the meaning of the colors and states for the LEDs. Table 15: Management Port LEDs Right-side LED State Link Green Link up No link up or port disable Left-side LED State 4120 Series Cloud Managed Switches Hardware Installation Guide...

  • Page 64: Qsfp28 Port Leds In Sys Mode (Default)

    1 x 100 Gb (not 1st LED is Green, Fast blinking The port has a partitioned) LEDs 2,3,4 are 100 Gbps link. Off or not Light is off. No link or the present. port is disabled. 4120 Series Cloud Managed Switches Hardware Installation Guide...

  • Page 65: Locator Led

    Monitor the Switch Locator LED Locator LED The blue LED labeled LOC on the front panel is the locator LED, which is controlled by using the CLI commands [enable | disable] led locator. 4120 Series Cloud Managed Switches Hardware Installation Guide...

  • Page 66: Technical Specifications

    2 x Stacking/QSFP28 ports (unpopulated) • 1 x 100/1000BASE-T out-of-band management port • 1 x Serial console port (RJ-45) • 2 x USB A port • 1 x USB Micro-B console port 4120 Series Cloud Managed Switches Hardware Installation Guide...

  • Page 67: Weights And Dimensions

    Bystander Sound Pressure Declared Sound Power (Bels) (dB(A)) 52.0 dB, 25°C (Typical) 6.3 B, 25°C (Typical) 4120-24MW-4Y 52.9 dB, 25°C (Maximum) 6.4 B, 25°C (Maximum) 75.6 dB, 50°C (Maximum) 8.7 B, 50°C (Maximum) 4120 Series Cloud Managed Switches Hardware Installation Guide...

  • Page 68: Memory

    Maximum = 100% ports linked with full traffic, 100% PoE 4120-24MW-4Y tested with secondary 920W PSU 4120-48MW-4Y tested with secondary 1200W PSU Memory The following table includes memory specifications for the 4120 Series switches. Specifications 1 GB DDR3L memory 4 GB EMMC memory...

  • Page 69: Power Specifications

    * Includes maximum PoE load (W) through the switch ** Does not include PoE load heat dissipated through external electronic load Environmental Environmental Specifications EN/ETSI 300 019-2-1 v2.1.2 - Class 1.2 Storage EN/ETSI 300 019-2-2 v2.1.2 - Class 2.3 Transportation 4120 Series Cloud Managed Switches Hardware Installation Guide...

  • Page 70: Environmental Compliance

    3 edges and 4 corners Standards North American EMC for ITE FCC CFR 47 part 15 Class A (USA) ICES-003 Class A (Canada) European EMC Standards EN 55032 Class A EN 55035 EN 61000-3-2 (Harmonics) 4120 Series Cloud Managed Switches Hardware Installation Guide...

  • Page 71: International Emc Certifications

    IEEE 802.3ab 1000BASE-T IEEE 802.3bz 2.5G IEEE 802.3at PoE IEEE 802.3bt Type 4 PoE IEEE 802.3ae 10GBASE-R IEEE 802.3by 25GBASE-R IEEE 802.3bm/bj 100GBASE-R IEEE 802.3az Energy Efficient Ethernet Regulatory and Safety North American ITE 4120 Series Cloud Managed Switches Hardware Installation Guide...
  • Page 72 EN 62368-1 EN 60825-1 Class 1 (Lasers Safety) 2014/35/ EU Low Voltage Directive International ITE CB Report & Certificate per IEC 60950-1 CB Report & Certificate IEC 62368-1 AS/NZS 60950-1 (Australia /New Zealand) 4120 Series Cloud Managed Switches Hardware Installation Guide...

  • Page 73: Safety Information

    Only trained and qualified service personnel (as defined in IEC 60950-1 and AS/NZS 3260) should install, replace, or perform service to Extreme Networks switches and their components. Qualified personnel have read all related installation manuals, have the...

  • Page 74: General Safety Precautions

    Make sure that your power supplies meet the site DC power or AC power requirements of all the network equipment. • Racks for Extreme Networks equipment must be permanently attached to the floor. Failure to stabilize the rack can cause the rack to tip over when the equipment is removed for servicing.

  • Page 75: Maintenance Safety

    Fiber Optic Ports and Optical Safety The following safety warnings apply to all optical devices used in Extreme Networks equipment that are removable or directly installed in an I/O module or chassis system. Such devices include but are not limited to gigabit interface converters (GBICs), small form factor pluggable (SFP) modules (or mini-GBICs), QSFP+ modules, XENPAK transceivers, and XFP laser optic modules.

  • Page 76: Cable Routing For Lan Systems

    Cable Routing for LAN Systems Extreme Networks equipment meets the requirements for LAN system equipment. LAN systems are designed for intra-building installations; that is, cable runs between devices must be in the same building as the connected units, except under the conditions listed in the next paragraph.

  • Page 77: Select Power Supply Cords

    You can purchase a power cord for your product and for your specific country from your local Extreme Networks Channel Account Manager or Sales Manager, or you can purchase a cord from your local supplier. Requirements for the power cord are listed in the Technical Specifications for your product.

  • Page 78: Battery Notice

    When you install DC power supplies or connect DC power: • Extreme Networks DC power supplies do not have switches for turning the unit on and off. Make sure that the DC circuit is de-energized before connecting or disconnecting the DC power cord at the DC input power socket.

  • Page 79: Battery Warning - Taiwan

    Il y a risque d’explosion si la pile est remplacée par un type de pile incorrect. Éliminez les piles usées en conformité aux règlements locaux d'élimination des piles. Battery Warning - Taiwan 4120 Series Cloud Managed Switches Hardware Installation Guide...

  • Page 80: Regulatory Information

    • Electromagnetic Compatibility (EMC) Directive 2014/30/EU • Low Voltage Directive (LVD) 2014/35/EU • EN 55032/EN 55024 (European Immunity Requirements) EN61000-3-2/JEIDA (European and Japanese Harmonics Spec) ◦ EN61000-3-3 ◦ 4120 Series Cloud Managed Switches Hardware Installation Guide...

  • Page 81: Emc Warnings

    Federal Communications Commission (FCC) Notice This device complies with Part 15 of the FCC rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this 4120 Series Cloud Managed Switches Hardware Installation Guide...

  • Page 82: Germany Statement

    This is a Class A product based on the standard of the VCCI Council. If this equipment is used in a domestic environment, radio interference may occur, in which case the user may be required to take corrective actions. 4120 Series Cloud Managed Switches Hardware Installation Guide...

  • Page 83: Japan Power Cord

    Regulatory Information Japan power cord Japan power cord English translation of above statement ATTENTION: Never use the power cord packed with your equipment for other products. 4120 Series Cloud Managed Switches Hardware Installation Guide...
  • Page 84 ANSI standards 46 design standards 46 bend radius 41 devices bundling 40 initial login 54, 55 category 5 40 distances fiber optic 41, 53 cables 42 for stacking 27 documentation for switch ports 53 4120 Series Cloud Managed Switches Hardware Installation Guide...
  • Page 85 Index (continued) documentation humidity 37 feedback 10 location 8, 9 dual primary condition 20 industry standards 46 initial device login 54, 55 installing Easy-Setup 24 connecting power 53 election fiber optic cable 41 node role 24 modular AC power supply 58 priority 24 optical transceivers 52 electric power...
  • Page 86 Index (continued) radio frequency interference (RFI) patch panel installation 40 operating environment requirements 36 preventing 43 operational node 24 redundancy optical cables in a stack 18 installing 52 regulatory information 80 optical transceivers removing installing 52 switch 60 optional components replacing installing 52 modular AC power supply 58...
  • Page 87 Index (continued) stacking stack number indicator 18 VLAN terminology 21 configuring 56 tool 27 troubleshooting 18 web app 27 stacking link 22 warnings 7 stacking port 21 web app standards SummitStack 27 cabling 39, 46 wiring closet commercial building 46 electrostatic discharge (ESD) 37 design 46 floor coverings 35...

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