Cisco Catalyst 3550

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Catalyst 3550 Multilayer Switch Command Reference
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Chapter 2 Catalyst 3550 Switch Cisco IOS Commands
show vlan
This is an example of output from the show vlan brief command:
Switch> show vlan brief
VLAN Name Status Ports
---- -------------------------------- --------- -------------------------------
1 default active Fa0/1, Fa0/2, Fa0/3, Fa0/4
Fa0/5, Fa0/6, Fa0/7, Fa0/8
Fa0/9, Fa0/10, Fa0/11, Fa0/12
1002 fddi-default active
1003 token-ring-default active
1004 fddinet-default active
1005 trnet-default active
This is an example of output from the show vlan id command. The specified VLAN is in the extended
VLAN range.
Switch# show vlan id 2005
VLAN Name Status Ports
---- -------------------------------- --------- -------------------------------
2005 VLAN2005 active Fa0/2
VLAN Type SAID MTU Parent RingNo BridgeNo Stp BrdgMode Trans1 Trans2
---- ----- ---------- ----- ------ ------ -------- ---- -------- ------ ------
2005 enet 102005 1500 - - - - - 0 0
This is an example of output from the show vlan dot1q tag native command:
Switch> show vlan dot1q tag native
dot1q native vlan tagging is disabled
BrdgNo Bridge number for the VLAN, if applicable.
Stp Spanning Tree Protocol type used on the VLAN.
BrdgMode Bridging mode for this VLAN—possible values are source-route bridging
(SRB) and source-route transparent (SRT); the default is SRB.
Trans1 Translation bridge 1.
Trans2 Translation bridge 2.
AREHops Maximum number of hops for All-Routes Explorer frames—possible values
are 1 through 13; the default is 7.
STEHops Maximum number of hops for Spanning-Tree Explorer frames—possible
values are 1 through 13; the default is 7.
Backup CRF Status of whether or not the Token Ring concentrator relay function (TrCRF)
is a backup path for traffic.
Remote SPAN VLANs Identify any RSPAN VLANs that have been configured.
Table 2-28 show vlan Command Output Fields (continued)
Field Description