Reference v4.1.0 Instruction Manual

Network OS Command Reference 269

53-1003115-01

fabric isl enable

Enables and disables the administration and operational state of an Inter-Switch Link (ISL).

Synopsis fabric isl enable

no fabric isl enable

Operands None

Defaults ISL ports are enabled persistently.

Command Modes Interface subtype configuration mode

Description Use this command to set the state of an ISL. If the port is connected to another switch when this

command is issued, the fabric may reconfigure.

Usage Guidelines No edge port configuration is allowed on an ISL.

This command functions in Brocade VCS Fabric mode only.

Enter no fabric isl enable command to disable the administration and operational state of an

inter-switch link (ISL).

Examples To enable the administration and operational state of an ISL on a specific 10-gigabit Ethernet

interface:

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

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

To disable the administration and operational state of an ISL on a specific 40-gigabit Ethernet

interface:

switch(config)# interface fortygigabitethernet 1/1/15

switch(config-if-fo-1/1/15)# no fabric isl enable

See Also interface, diag setcycle, show diag burninstatus