Configuring Irf; General Restrictions And Configuration Guidelines; Software Requirements; Irf Size And Member Id Restrictions - HP FlexFabric 12900 Series Configuration Manual

Configuring IRF

General restrictions and configuration guidelines

For a successful IRF setup, follow the restrictions and guidelines in this section and the setup procedure
in "Setup and configuration task

Software requirements

All IRF member devices must run the same system software image version.

IRF size and member ID restrictions

To ensure a successful IRF setup, follow these IRF size and member ID restrictions:
An HP 12900 IRF fabric can have up to two chassis.
•
The member ID assigned to a member chassis must be 1 or 2.
•

MPU requirements

Each IRF member device must have a minimum of one MPU.

IRF physical interface restrictions

Use the following physical interfaces for IRF links:
10-GE ports.
•
40-GE ports.
•
• 100-GE ports.
Selecting transceiver modules and cables
When you select transceiver modules and cables, follow these restrictions and guidelines:
Use SFP+, QSFP+, or CXP transceiver modules and fibers for a long-distance connection.
•
Use SFP+, QSFP+, or CXP DAC cables to connect 10-GE, 40-GE, or 100-GE ports for a
•
short-distance connection.
• The transceiver modules at the two ends of an IRF link must be the same type. For more information
about transceiver modules, see the device installation guide.
40-GE port restrictions
You can use a 40-GE QSFP+ port as an IRF physical interface, or use the using tengige command to split
a QSFP+ port into four 10-GE breakout interfaces.
When you use the 10-GE breakout interfaces of a QSFP+ port for IRF links, follow these restrictions and
guidelines:
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