Config Dot1Q Tagnesting Ports - Extreme Networks ExtremeWare Command Reference Manual

config dot1q tagnesting ports

config dot1q tagnesting {<vlanid> | <vlanid_range>} [off | pop | push
<new_vlanid> {priority <priority>}] ports <portlist> {egress | ingress}
Description
Configures the VLAN tag nesting attributes for a PoS or ATM port. Currently, the command is only
supported for PoS and ATM ports.
Syntax Description
vlanid
vlanid_range
off
pop
push
new_vlanid
priority
portlist
egress
ingress
Default
By default, tag nesting is off for all VLAN IDs. If the
direction defaults to
operation is configured, a corresponding tag pop operation is automatically configured for the
direction. Similarly, if the
disabled in both directions.
Usage Guidelines
The command provides support for nested 802.1Q tags by allowing a tag push/pop attribute to be
associated with a VLAN ID. The push attribute indicates that a new tag is to be added to the frame,
while the pop attribute indicates that the top-level tag is to be removed from the frame. The
keyword indicates that a new tag is to be added to frames containing the specified
VLAN IDs in the specified
start_vlanid-end_vlanid
command settings should be applied to all VLAN IDs. For push operations, the new tag added to
frames contains the specified
The keyword indicates that the top-level tag is to be removed from frames when the tag contains
pop
any of the specified VLAN IDs. Tag operations may be performed in either
directions.
ingress
When a new tag is pushed, an option is available to allow the 802.1p priority of the frame to be either
preserved or set to a configured value. The priority keyword indicates that the 802.1p priority field is to
ExtremeWare Software 7.0.0 Command Reference Guide
Specifies that the tag nesting will be performed on the frames containing the
VLAN ID given.
Specifies that the tag nesting will be performed on the frames containing
VLAN ID values in the given range.
Disables tag nesting.
Deletes a tag from the frame.
Adds a tag to the frame.
Specifies the VLAN ID of the tag to be added or deleted from the frame.
Allows you to set the 802.1p priority value.
Specifies the port number(s).
Specifies that the tag operations are to be performed to the PPP link.
Specifies that the tag operations are to be performed from the PPP link.
. Additionally, if the
egress
keywords are omitted and tag nesting is configured off, it is
egress/ingress
. The syntax of the
vlanid_range
. Omission of the
.
new_vlanid
egress/ingress
keywords are omitted and a tag push
egress/ingress
vlanid_range
/ parameter indicates that the
vlanid vlanid_range
config dot1q tagnesting ports
keywords are omitted, the
ingress
push
or one of the
vlanid
parameter is
(to the PoS link) or
egress
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