Planet XGS3-24042 - Typical Application of VLAN-Translation

15-15
Command
Explanation
Admin mode
show vlan-translation
Show the related configuration of
vlan-translation.
15.4.3 Typical application of VLAN-translation
Scenario:
Edge switch PE1 and PE2 of the ISP internet support the VLAN20 data task between CE1 and CE2 of the
client network with VLAN3. The port1 of PE1 is connected to CE1, port10 is connected to public network;
port1 of PE2 is connected to CE2, port10 is connected to public network.
Figure 15-7 Vlan translation topology mode
Configuration Item
Configuration Explanation
VLAN-translation
Port1 of PE1 and PE2.
Trunk port
Port1 and Port10 of PE1 and PE2.
Configuration procedure is as follows:
PE1、PE2:
switch(Config)#interface ethernet 1/0/1
switch(Config-Ethernet1/0/1)#switchport mode trunk
switch(Config-Ethernet1/0/1)# vlan-translation enable
switch(Config-Ethernet1/0/1)# vlan-translation 20 to 3 in
switch(Config-Ethernet1/0/1)# vlan-translation 3 to 20 out
switch(Config-Ethernet1/0/1)# exit
switch(Config)#interface ethernet 1/0/1
switch(Config-Ethernet1/0/1)#switchport mode trunk
switch(Config-Ethernet1/0/1)#exit
switch(Config)#
SP networks
P
PE1
PE2
CE1
CE2
Trunk connection
Trunk connection
Unsymmetrical
connection
Unsymmetrical
connection
Customer
networks1
Customer
networks
2
On the customer port
Trunk VLAN 200
-300
This port on PE1 is enabled
QinQ and belong to VLAN3
On the customer port
Trunk VLAN 200
-300
This port on PE1 is enabled
QinQ and belong to VLAN3