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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.
FormatDescription
bold textIdentifies command names
Identifies keywords and operands
Identifies the names of user-manipulated GUI elements
Identifies text to enter at the GUI
italic textIdentifies emphasis
Identifies variables
Identifies document titles
Courier font
Identifies CLI output
Identifies command syntax examples
Command syntax conventions
Bold and italic text identify command syntax components. Delimiters and operators define groupings of parameters and their logical
relationships.
ConventionDescription
bold textIdentifies command names, keywords, and command options.
italic textIdentifies a variable.
valueIn Fibre Channel products, a fixed value provided as input to a command option is
printed in plain text, for example, --show WWN.
[ ]Syntax components displayed within square brackets are optional.
Default responses to system prompts are enclosed in square brackets.
{ x | y | z }A choice of required parameters is enclosed in curly brackets separated by
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In Fibre Channel products, square brackets may be used instead for this purpose.
x | yA vertical bar separates mutually exclusive elements.
< >Nonprinting characters, for example, passwords, are enclosed in angle brackets.
...Repeat the previous element, for example, member[member...].
\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. They are listed in the order of increasing severity of potential
hazards.
A Note provides a tip, guidance, or advice, emphasizes important information, or provides a reference to related information.
A Caution statement alerts you to situations that can be potentially hazardous to you or cause damage to hardware, firmware,
software, or data.
A Danger statement indicates conditions or situations that can be potentially lethal or extremely hazardous to you. Safety
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If you have purchased Brocade product support from a Brocade OEM/Solution Provider, contact your OEM/Solution Provider for all of
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The Brocade ICX 7750 is a high-density aggregation switch that offers both 1/10 and 10/40 Gigabit Ethernet (GbE) line rates, low latency
cut-through switching, and up to2.56 Tbps throughput for campus LAN and classic Ethernet data center environments.
The Brocade ICX 7750 switch features:
• Comprehensive support for a range of 1 GbE, 10 GbE, and 40 GbE optics (refer to the Brocade Optics Family Data Sheet).
• Dual redundant, hot-swappable 504 W AC or DC power supplies available with intake or exhaust airflow.
• Four hot-swappable fan units available with intake or exhaust airflow.
• One Gigabit Ethernet port (RJ-45) and one serial management port (mini-USB) to configure and manage the switch through the
CLI.
• One USB port for the transfer of software and configuration files from an external disk drive.
Brocade ICX 7750 orderable models
The Brocade ICX 7750 consists of three orderable models, as shown in Table 2.
TABLE 2Brocade ICX 7750 orderable switch models
ModelDescription
ICX 7750-26QBrocade ICX 7750 with 26 10/40 GbE QSFP+ ports. No power supplies, fan units, or expansion module (must be
ordered separately). Advanced software. No optics.
ICX 7750-48FBrocade ICX 7750 with 48 1/10 GbE SFP+ ports and six 10/40 GbE QSFP+ ports. No power supplies, fan units,
or expansion module (must be ordered separately). Advanced software. No optics.
ICX 7750-48CBrocade ICX 7750 with 48 1/10 GbE RJ-45 ports and six 10/40 GbE QSFP+ ports. No power supplies, fan units,
or expansion module (must be ordered separately). Advanced software. No optics.
Brocade ICX 7750 customizable models
The Brocade ICX 7750 base systems do not ship with power supplies or fans. Fans and power supplies are ordered separately to allow
for building the system that meets your network needs. Table 3 lists the available power supplies, fans, and the expansion module.
5Management port6Control path UP and DN ports (currently not used)
7USB port8QSFP+ module LEDs
96-port 10/40 GbE QSFP+ expansion module10 Expansion module power LED
11Power supply unit 112 Fan tray 2
13 Power supply unit 2 LED14Fan tray 1
15Fan tray 4
Brocade ICX 7750 slot and Ethernet port numbering
Many CLI commands require users to enter port numbers as part of the command syntax, and many show command outputs display
port numbers. The port numbers are entered and displayed in stack-unit/slot number/port number format.
The Brocade ICX 7750 contains the following slots and Ethernet ports:
• Slot 1 and Slot 2 are located on the front of the Brocade ICX 7750-26Q device. Slot 1 contains 10/40 GbE QSFP+ ports XL1/1
through XL1/20; odd port numbers on the top row with port XL1/1 on the left and port XL1/20 on the right. Slot 2 contains 10/40
GbE QSFP+ ports XL2/1 through XL2/6; ports XL2/1, XL2/3, and XL2/5 are on the top row (left to right), and ports XL2/2,
XL2/4, and XL2/6 are on the bottom row (left to right).
• Slot 1 and Slot 2 are located on the front of the Brocade ICX 7750-48F device. Slot 1 contains 1/10 GbE SFP+ ports 1/1 through
1/48, with odd port numbers on the top row and port 1/1 on the left. Slot 2 contains 10/40 GbE QSFP+ ports XL2/1, XL2/3, and
XL2/5 on the top row (left to right), and ports XL2/2, XL2/4, and XL2/6 on the bottom row (left to right).
FIGURE 6Brocade ICX 7750-48F slot numbering
1Slot 12Slot 2
• Slot 1 and Slot 2 are located on the front of the Brocade ICX 7750-48C device. Slot 1 contains 1/10 GbE RJ-45 ports 1/1 through
1/48, with odd port numbers on the top row and port 1/1 on the left. Slot 2 contains 10/40 GbE QSFP+ ports XL2/1, XL2/3, and
XL2/5 on the top row (left to right), and ports XL2/2, XL2/4, and XL2/6 on the bottom row (left to right).
FIGURE 7Brocade ICX 7750-48C slot numbering
1Slot 12Slot 2
• Slot 3 is located on the rear of the Brocade ICX 7750 switches and contains ports XL3/1, XL3/3, and XL3/5 on the top row (left
to right) and ports XL3/2, XL3/4, and XL3/6 on the bottom row (left to right). These ports are 10/40 GbE QSFP+ ports.
FIGURE 8Brocade ICX 7750 rear slot numbering
1Slot 3
Supported expansion module
A 6-port 10/40 GbE QSFP+ expansion/stacking module can be purchased and installed in the rear of the Brocade ICX 7750. The
module supports a range of 10 GbE and 40 GbE optics (refer to the Brocade Optics Family Data Sheet).
Instructions for installing or replacing an expansion/stacking module are described in “Replacing an expansion module” on page 47.
The Brocade ICX 7750 also supports 40GBASE-SR-BD bi-directional (BiDi) QSFP+ transceivers with duplex LC optics. The 40 GbE
BiDi optics support two 20 GbE channels over duplex fiber cable, with the transmit and receive of each channel operating at two
wavelengths on a single fiber.
1/3/5 and 1/3/6
The 40 GbE BiDi transceivers enable 40 GbE links to be supported on installed 10 GbE duplex fiber infrastructure. This optic has the
same port limitations as the LR4 optic..
ICX 7750-26Q1/1/5 through 1/1/161/2/1 through 1/2/61/3/1 through 1/3/6
ICX 7750-48FN/A1/2/1 through 1/2/61/3/1 through 1/3/6
ICX 7750-48CN/A1/2/1 through 1/2/61/3/1 through 1/3/6
QSFP+ to SFP+ adapter support
The Brocade ICX 7750 supports a third-party QSFP+ to SFP+ adapter for cost-effective connections between 40 GbE QSFP+ ports and
10 GbE hardware using standard SFP+ optical cabling rather than breakout cables.
An SFP+ transceiver (SR, LR, or USR) inserted in the QSFP+ to SFP+ adapter behaves as if it is connected to the first of the 4 breakout
ports on the 40 GbE QSFP+ interface with no other ports available in the breakout. The 4x10 GbE breakout mode must be configured on
the QSFP+ interface.
Procedures in this manual are intended for qualified service personnel.
Unpacking the device
The Brocade ICX 7750 ships with all of the items listed in the following list. Verify the contents of your shipping container. If any items are
missing, contact the place of purchase.
The following items are included in your shipping carton:
• A Brocade ICX 7750 switch
• One accessory kit, containing two mounting ears and eight screws
• One console cable (Mini-USB to RJ-45) with RJ-45-to-DB-9 adapter
• Two Micro-HDMI to RJ-45 stack control-path cables, currently not used by the switch
• One control-path cable holder kit, containing one cable holder and one screw
• One grounding kit, containing one grounding lug and one grounding screw
• Installed filler panels for the PSU 2 slot, expansion module slot, and fan tray slot 1
Installation and safety considerations
You can install the Brocade ICX 7750 in the following ways:
• As a standalone unit on a flat surface.
• In an EIA cabinet using a fixed-rail rack mount kit. The optional 4-post universal rack mount kit can be ordered from your switch
retailer to support up to a 30-inch deep rack. The 4-post rack mount kit includes mid-mount and rear-mount brackets.
• In a 2-post Telco rack using a flush mount rack kit. The 2-post rack mount ears are included with the switch.
To install and operate the switch successfully, ensure compliance with the following requirements:
• The primary outlet is correctly wired, protected by a circuit breaker, and grounded in accordance with local electrical codes.
• The supply circuit, line fusing, and wire size are adequate, as specified by the electrical rating on the switch nameplate.
• The power supply standards are met.
Environmental considerations
For successful installation and operation of the switch, ensure that the following environmental requirements are met:
• Because the Brocade ICX 7750 can be ordered with fans that move air either front to back or back to front, be sure to orient your
switch with the airflow pattern of any other devices in the rack. All equipment in the rack should force air in the same direction to
avoid intake of exhaust air.
• Some combinations of intake and exhaust airflows may not be compatible with your environment. Consult your fan and power
supply module FRU kit to determine the correct configuration.
• The ambient air temperature does not exceed 50°C (122°F) while the Brocade ICX 7750-26Q or Brocade ICX 7750-48F switch
is operating, or 40°C (104°F) while the Brocade ICX 7750-48C switch is operating.
Location considerations
Before installing the device, plan its location and orientation relative to other devices and equipment. Devices can be mounted in a
standard 19-inch equipment rack or on a flat surface.
The site should meet the following requirements:
• Maintain the operating environment as specified in “Environmental considerations” on page 12.
• Allow a minimum of 3 in. of space between the front and the back of the device and walls or other obstructions for proper airflow.
• Allow at least 3 in. of space at the front and back of the device for the twisted-pair, fiber-optic, and power cabling.
• Allow access for installing, cabling, and maintaining the devices.
• Allow the status LEDs to be clearly visible.
• Allow for twisted-pair cables to be routed away from power lines, fluorescent lighting fixtures, and other sources of electrical
interference, such as radios and transmitters.
• Allow for the unit to be connected to a separate grounded power outlet that provides 100 to 240 VAC, 50 to 60 Hz, is within 2
m (6.6 ft) of each device, and is powered from an independent circuit breaker. As with any equipment, a filter or surge suppressor
is recommended.
Cabinet considerations
For successful installation and operation of the switch in a cabinet, ensure the following cabinet requirements are met:
• The cabinet must be a standard EIA cabinet.
• The equipment in the cabinet is grounded through a reliable branch circuit connection and maintains ground at all times. Do not
rely on a secondary connection to a branch circuit, such as a power strip.
• Airflow and temperature requirements are met on an ongoing basis, particularly if the switch is installed in a closed or
multicabinet assembly.
• The additional weight of the switch does not exceed the cabinet’s weight limits or unbalance the cabinet in any way.
• The cabinet is secured to ensure stability in case of unexpected movement, such as an earthquake.
Cables can be organized and managed in a variety of ways; for example, use cable channels on the sides of the cabinet or patch panels to
reduce the potential for tangling the cables. The following list provides some recommendations for cable management:
Before plugging a cable to any port, be sure to discharge any static charge stored on the cable by touching the electrical
contacts to ground surface.
You should not use tie wraps with fiber-optic cables because they are easily overtightened and can damage the optical fibers.
Velcro-like wraps are recommended.
• Plan for the rack space required for cable management before installing the switch.
• Leave at least 1 m (3.28 ft) of slack for each port cable. This provides room to remove and replace the switch, allows for
inadvertent movement of the rack, and helps prevent the cables from being bent to less than the minimum bend radius.
• For easier maintenance, label the cables and record the devices to which they are connected.
• Keep LEDs visible by routing port cables and other cables away from the LEDs.
Installation tasks
Follow the steps listed in Table 6 to install your device. Details for each of these steps are provided on the pages indicated.
TABLE 6Installation tasks
Task
number
1Ensure that the physical environment that will host the device has the proper
2If customizing a Brocade ICX 7750 baseline chassis:
3Install the device in an equipment rack.“Installing the device in a rack or cabinet” on page 15
4Attach a terminal or PC to the device. This will enable you to configure the
5Plug the device into a nearby power source that adheres to the regulatory
6Assign a password for additional access security. No default password is
7Before attaching equipment to the device, you must configure an interface IP
8Connect network equipment to the system.“Connecting network devices” on page 25
9Test IP connectivity to other devices by pinging them and tracing routes.Brocade FastIron Management Configuration Guide
10Continue configuring the device using the CLI.Brocade FastIron Management Configuration Guide
11Secure access to the device.Brocade FastIron Management Configuration Guide
TaskWhere to find more information
“Installation and safety considerations” on page 11
cabling and ventilation.
“Installing and replacing a power supply unit” on
1Install at least one power supply unit.
2Install at least three fans.
3Install an expansion module.
device through the command line interface (CLI).
requirements outlined in this manual.
assigned to the CLI.
address to the subnet on which the device will be located. Initial IP address
configuration is performed using the CLI with a direct serial connection.