3com 5500-SI Manual De Usuario
Inner VLAN Tag Priority Replication Configuration 119
The VLAN-VPN function is unavailable if the port has any of the protocols among
GVRP, GMRP, XRN, NTDP, STP and 802.1x enabled.
GVRP, GMRP, XRN, NTDP, STP and 802.1x enabled.
Inner VLAN Tag
Priority Replication
Configuration
Priority Replication
Configuration
You can configure to replicate the tag priority of the inner VLAN tag of a VLAN-VPN
packet to the outer VLAN tag to remain the original tag priority after the packet is
inserted an outer VLAN tag.
packet to the outer VLAN tag to remain the original tag priority after the packet is
inserted an outer VLAN tag.
Configuration
Prerequisites
The VLAN-VPN function is enabled.
Configuration procedure
TPID Adjusting
Configuration
Configuration
This Section describes how to configure TPID Adjusting.
Configuration
Prerequisites
Before you configure a VLAN-VPN uplink port, make sure that:
■
The VLAN-VPN function is not enabled.
Configuration Procedure
Display VLAN VPN
configuration information
about all ports
configuration information
about all ports
display port vlan-vpn
You can execute the display command in any
view.
view.
Table 106 Configure the VLAN-VPN function for a port (continued)
Operation
Command
Description
Table 107 Configure to replicate the tag priority of the inner VLAN tag
Operation
Command
Description
Enter system view
system-view
-
Enter Ethernet port view
interface
interface-type
interface-number
interface-type
interface-number
-
Enable the inner VLAN
Tag priority replication
function
Tag priority replication
function
vlan-vpn
inner-cos-trust
enable
inner-cos-trust
enable
Required
By default, the inner VLAN tag priority
replicating function is disabled. And the priority
of a outer VLAN tag is that of the default priority
of the current port.
By default, the inner VLAN tag priority
replicating function is disabled. And the priority
of a outer VLAN tag is that of the default priority
of the current port.
Display the VLAN-VPN
configuration information
about all ports
configuration information
about all ports
display port
vlan-vpn
vlan-vpn
You can execute the display command in any
view.
view.
Table 108 Adjust TPID values for VLAN-VPN packets
Operation
Command
Description
Enter system view
system-view
-
Enter Ethernet port view
interface
interface-type
interface-number
interface-type
interface-number
-
Set a TPID value for the port vlan-vpn tpid value
Required
Do not set the TPID value to a value that
conflicts with known protocol type values.
Do not set the TPID value to a value that
conflicts with known protocol type values.
Set the port to be a
VLAN-VPN uplink port
VLAN-VPN uplink port
vlan-vpn uplink
enable
enable
Optional
By default, the VLAN-VPN uplink function is
disabled.
By default, the VLAN-VPN uplink function is
disabled.