As per the Cisco MPLS/VPN architectures book, the egress PE does "a lookup on the second label, which uniquely defines the target VRF" (page 163). My question is - If the second label is used to determine which routes learnt from a MPiBGP peer goes ...

Hello,I understand that RD's are combined with IPv4 addresses so that two VPNs going through the same PE/P infrastructure can have overlapping addresses. I also understand that a single VPN cannot have overlapping addresses. But here is my query - ...