two as, as 1 and as 2,want to connect through GE interface,GSR platform.
we want to use option B, but AS 1 internet routing is running in a vpn. global routing is private address.
i want to use two sub interfae on GE, one interface connect mpls vpn option B ,global routing for two as,one subinterfae connect AS 1 internet vpn to as 2 global routing.
can i config mpls inter-as optin B under sub interface. is there any problem, and another sub interfae as vrf interface.