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3 typical application of vlan-translation – QTECH QSW-8300 Инструкция по настройке User 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