Fabric trunk enable – Brocade Network OS Command Reference v4.1.0 User Manual

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Network OS Command Reference

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fabric trunk enable

Enables and disables trunking on a port.

Synopsis

fabric trunk enable

no fabric trunk enable

Operands

None

Defaults

Fabric trunking is enabled.

Command Modes

Interface subtype configuration mode

Description

Use this command to enable or disable trunking on a port. When the command is executed to
update the trunking configuration, the port to which the configuration applies is disabled and
subsequently re-enabled with the new trunking configuration. Traffic through the ports may be
temporarily disrupted.

Usage Guidelines

Enabling trunking requires an ISL trunking license. You can disable trunking without a license.

This command functions in Brocade VCS Fabric mode only.

ISLs are not allowed on breakout ports.

Enter no fabric trunk enable command to disable trunking on a port.

NOTE

Trunks are not supported between Brocade 8000 and Brocade VDX 8770 switches.

Examples

To enable a port for trunking on a specific 10-gigabit Ethernet interface port:

switch(config)# interface tengigabitethernet 1/0/18

switch(config-if-te-1/0/18)# fabric trunk enable

To disable a port for trunking on a specific 40-gigabit Ethernet interface port:

switch(config)# interface fortygigabitethernet 8/10/15

switch(config-if-fo-8/10/15)# no fabric trunk enable