E-LAN config

Question 1

E-LAN

PE TO CUSTOMER
FULL CONFIG

Answer 1

interface GigabitEthernet2
service instance 100 ethernet
encapsulation default
!
l2vpn vfi context CUSTOMER_VPLS
vpn id 100
member 2.2.2.2 encapsulation mpls
member 3.3.3.3 encapsulation mpls
!
bridge-domain 1
member GigabitEthernet2 service-instance 100
member vfi CUSTOMER_VPLS

Question 2

CONFIG UNDER INTERFACE TO CUSTOMER FROM PE

PE —–> CE

Answer 2

interface GigabitEthernet2
service instance 100 ethernet
encapsulation default

Question 3

CONFIG UNDER l2vpn VFI
VIRTUAL FORWARDING INSTANC E

Answer 3

l2vpn vfi context CUSTOMER_VPLS
vpn id 100 <—— same as service instance
member 1.1.1.1 encapsulation mpls <— other pe
member 3.3.3.3 encapsulation mpls

Question 4

CONFIG UNDER BRIDGE DOMAIN
ON PE

Answer 4

bridge-domain 1
member GigabitEthernet2 service-instance 100 <— same as service instance
member vfi CUSTOMER_VPLS

Question 5

DIFFERENCE BETWEEN E-LAN and E-TREE
CONFIGURATION WISE

Answer 5

E-LAN has full mesh in l2vpn vfi context while e-tree only root switch has full mesh leafs only connect to roots.