Manual

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4. Show the related configuration of vlan-translation
9.4.3 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.
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
Port mode
vlan-translation miss drop in
no vlan-translation miss drop in
Configure the VLAN-translation packet dropped on
port if there is any failure.
Command
Explanation
Admin mode
show vlan-translation
Show the related configuration of vlan-translation.
SP networks
P
PE1
PE2
CE1
CE2
Trunk connection
Trunk connection
Trunk connection
Trunk
connection
Customer
networks1
Customer
networks2
On the customer port
Trunk VLAN 200-300
The ingress of the port
translates VLAN20 to VLAN3,
the egress translates VLAN3 to
VLAN20 on PE
On the customer port
Trunk VLAN 20
The ingress of the port
translates VLAN20 to VLAN3,
the egress translates VLAN3 to
VLAN20 on PE