Reference Guide

1514 | VLAN Stacking
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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
c s
Map C-Tag dot1p values to a S-Tag dot1p value. C-Tag values may be separated by
commas and dashed ranges are permitted. Dynamic Mode CoS overrides any Layer 2
QoS configuration in case of conflicts.
Syntax
vlan-stack dot1p-mapping c-tag-dot1p
values sp-tag-dot1p value
Parameters
Defaults
None
Command Modes
INTERFACE
Command
History
vlan-stack protocol-type
c e s
Define the Stackable VLAN Tag Protocol Identifier (TPID) for the outer VLAN tag
(also called the VMAN tag). If you do not configure this command, FTOS assigns the
value 0x9100.
Syntax
vlan-stack protocol-type number
Parameters
Defaults
0x9100
c-tag-dot1p value Enter the keyword followed by the customer dot1p value that will be
mapped to a service provider do1p value.
Range: 0 to 7
sp-tag-dot1p value Enter the keyword followed by the service provider dot1p value.
Range: 0 to 7
Version 8.3.19.0 Introduced on S4820T
Version 8.3.7.0 Introduced on S4810
Version 8.3.1.0 Introduced on C-Series and S-Series.
number Enter the hexadecimal number as the Stackable VLAN tag.
On the E-Series: FTOS accepts the Most Significant Byte (MSB) and then appends
zeros for the Least Significant Byte (LSB).
On the C-Series and S-Series: You may specify both bytes of the 2-byte S-Tag
TPID.
E-Series Range: 0 to FF
C-Series and S-Series Range: 0 to FFFF
Default: 9100