Configuring A Vlan Before Creating The Vlan - Cisco Nexus 7000 Series Configuration Manual

Configuring a VLAN Before Creating the VLAN

Command or Action
Step 5
show system vlan reserved
Example:
switch(config)# show system vlan
reserved
This example shows how to change the range of reserved VLANs:
switch# configuration terminal
switch(config)# system vlan 2000 reserve
This will delete all configs on vlans 2000-2081. Continue anyway? (y/n) [no] y
Note: After switch reload, VLANs 2000-2081 will be reserved for internal use.
switch(config)#
You must reload the device for this change to take effect.
Note
Configuring a VLAN Before Creating the VLAN
Beginning with Cisco NX-OS Release 5.1(1), you can configure a VLAN before you create the VLAN. This
procedure is used for IGMP snooping, VTP, and other configurations.
The show vlan command does not display these VLANs unless you create the VLANs using the vlan
Note
command.
SUMMARY STEPS
1. config t
2. vlan configuration {vlan-id}
DETAILED STEPS
Command or Action
Step 1 config t
Example:
switch# config t
switch(config)#
Cisco Nexus 7000 Series NX-OS Layer 2 Switching Configuration Guide, Release 5.x
34
Purpose
(Optional)
Displays the configured changes to the VLAN range.
This requires copy running-config to startup-config before
switch reload. Creating VLANs within this range is not allowed.
Purpose
Enters global configuration mode.
Configuring VLANs