Przed optymalizacją:
interface gigabitethernet2/0/1
service instance 1 ethernet
encapsulation dot1q 1
bridge-domain 1
service instance 2 ethernet
encapsulation dot1q 2
bridge-domain 2
service instance 3 ethernet
encapsulation dot1q 3
bridge-domain 3
Po optymalizacji:
interface gigabitethernet2/0/1
service instance trunk 123 ethernet
rewrite ingress tag pop 1 symmetric
encapsulation dot1q 1-3
bridge-domain from-encapsulation