ip local interface Loopback0 ! interface GigabitEthernet0/0/7.20 encapsulation dot1Q 20 xconnect 100.0.0.2 10 encapsulation l2tpv3 pw-class mka1 interface GigabitEthernet0/0/7.21 encapsulation dot1Q 21 xconnect 100.0.0.2 18 encapsulation l2tpv3 pw-class mka1 end 2.1.2 Configuration of PE2 pseudowire-class mka1 encapsulation l2tpv3 interworking ethernet ip local interface Loopback0 interface GigabitEthernet0/0/2.20 encapsulation dot1Q 20 xconnect 100.0.0.3 10 encapsulation l2tpv3 pw-class mka1 ! interface GigabitEthernet0/0/2.21 encapsulation dot1Q 21 xconnect 100.0.0.3 18 encapsulation l2tpv3 pw-class mka1 end