# Set the TPID value in the outer tag to 0x8200.
[PE2-GigabitEthernet1/0/2] qinq ethernet-type service-tag 8200
[PE2-GigabitEthernet1/0/2] quit
On the third-party devices between PE 1 and PE 2, configure the port that connects to PE 1 and that
3.
connecting to PE 2 to allow tagged frames of VLAN 100 and VLAN 200 to pass through.
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