Quick Reference Guide

128 | VLAN Commands
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Usage
Information
The following example shows the use of both single quotes and double quotes in entering a description
for a port. The example also shows the resulting descriptions presented in show interfaces
description commands.
Example
Figure 7-40. show interfaces description Command Example
Related
Commands
encapsulation (VLAN)
This command configures the link layer encapsulation type for the packet within the VLAN.
Acceptable encapsulation types are Ethernet and SNAP.
Syntax
encapsulation {ethernet | snap}
Default
ethernet
Mode
Interface VLAN
Restrictions—Routed frames are always Ethernet-encapsulated when a frame is routed to a VLAN.
Command
History
Related
Commands
S50 #conf
S50 (Config)#interface 1/0/1
S50 (Interface 1/0/1)#description "1/0/1 is access port"
S50 (Interface 1/0/1)#exit
S50 (Config)#interface 1/0/30
S50 (Interface 1/0/30)#description 'management port in vlan 30'
S50 (Interface 1/0/30)#exit
S50 (Config)#exit
S50 #show interfaces description 1/0/1
Interface.......1/0/1
IfIndex.........1
Description.....1/0/1 is access port
MAC Address.....00:01:E8:D5:BA:C0
Bit Offset Val..1
S50 #show interfaces description 1/0/30
Interface.......1/0/30
IfIndex.........30
Description.....management port in vlan 30
MAC Address.....00:01:E8:D5:BA:C0
Bit Offset Val..30
S50 #
description (port channel) Add a description for the selected port channel.
interface vlan Creates a VLAN, assigns it an ID and then enters the Interface VLAN mode
show interfaces Displays information, including the description, about a selected interface.
show running-config Display/capture the current setting of different protocol packages supported on
the switch.
Version 2.3 Introduced
interface vlan Creates a VLAN, assigns it an ID and then enters the Interface VLAN mode
encapsulation
(interface)
Configures the link layer encapsulation type for the packet within the specific
interface.