--> Inter AS Option B is a scalable option compared to Inter-AS MPLS VPN option A.
--> ASBR routers need to be connected with each other.
--> No Vrf Configuration is required for ASBR.
--> MP EBGP should be configured between ASBR routers.
--> Packets are sent as labeled between ASBR routers, there is end to end LSP path between customer sites.
--> Three different LSP paths are required to reach from one customer site to other customer site.
--> ASBR routers need to store all the routes in MP BGP table.
--> BGP generates the labels between ASBR routers.
--> BGP next hop-self need to be configured on ASBR routers.
Md.Kareem
CCIE #54759
--> ASBR routers need to be connected with each other.
--> No Vrf Configuration is required for ASBR.
--> MP EBGP should be configured between ASBR routers.
--> Packets are sent as labeled between ASBR routers, there is end to end LSP path between customer sites.
--> Three different LSP paths are required to reach from one customer site to other customer site.
--> ASBR routers need to store all the routes in MP BGP table.
--> BGP generates the labels between ASBR routers.
--> BGP next hop-self need to be configured on ASBR routers.
Md.Kareem
CCIE #54759
great
ReplyDeleteKeep doing good work buddy
ReplyDeleteGood explanation, but how BGP generate the labels between ASBRs.
ReplyDelete