Customer(trunk) tag Vlan10 —> MX1(192.198.146.6) — MPLS— MX2(192.198.144.6) — Customer(access port) Vlan10

neighbor 192.198.144.6 {
    interface xe-2/1/3.10 {
        virtual-circuit-id 10002;
        control-word;
        mtu 8800;
        encapsulation-type ethernet-vlan;
        ignore-mtu-mismatch;
        pseudowire-status-tlv;
    }
}

> show configuration interfaces xe-2/1/3   
vlan-tagging;
mtu 8880;
encapsulation extended-vlan-ccc;
unit 10 {
    vlan-id-list 10;
}

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neighbor 192.198.146.6 {
    interface ge-5/1/1.10 {
        virtual-circuit-id 10002;
        control-word;
        mtu 8880;
        encapsulation-type ethernet-vlan;
        ignore-mtu-mismatch;
        pseudowire-status-tlv;
    }
}

> show configuration interfaces ge-5/1/1  
vlan-tagging;
mtu 8880;
encapsulation extended-vlan-ccc;
unit 10 {
    vlan-id-list 10;
}