Reference Guide

To view the stackable VLANs, use the show vlan command in EXEC Privilege mode.
Stackable VLANs contain members, designated by the M in the Q column of the command
output.
Example
FTOS#show vlan
Codes: * - Default VLAN, G - GVRP VLANs
NUM Status Q Ports
* 1 Inactive
2 Active M Gi 13/13
M Gi 13/0-2
3 Active M Po1(Gi 13/14-15)
M Gi 13/18
M Gi 13/3
4 Active M Po1(Gi 13/14-15)
M Gi 13/18
M Gi 13/4
5 Active M Po1(Gi 13/14-15)
M Gi 13/18
M Gi 13/5
FTOS#
vlan-stack dot1p-mapping
Map C-Tag dot1p values to a S-Tag dot1p value. You can separate the C-Tag values by commas and dashed ranges are
permitted. Dynamic mode CoS overrides any Layer 2 QoS configuration in case of conflicts.
S4820T
Syntax
vlan-stack dot1p-mapping c-tag-dot1p values sp-tag-dot1p value
Parameters
c-tag-dot1p value Enter the keyword c-tag-dot1p then the customer dot1p value
that is mapped to a service provider do1p value. The range is from 0
to 7.
sp-tag-dot1p
value
Enter the keyword sp-tag-dot1p then the service provider dot1p
value. The range is from 0 to 7.
Defaults none
Command Modes INTERFACE
Command History
This guide is platform-specific. For command information about other platforms, refer to the
relevant FTOS Command Line Reference Guide .
The following is a list of the FTOS version history for this command.
Version 8.3.19.0 Introduced on the S4820T.
Version 8.3.7.0 Introduced on the S4810.
Version 8.3.1.0 Introduced on the C-Series and S-Series.
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