This article discusses the diagnostic commands available for troubleshooting auto-export. The auto-export statement is particularly useful for configuring overlapping VPNs—VPN configurations where more than one VRF routing instance lists the same community route target in its vrf-import policy. The auto-export statement finds out which routing tables to export routes from … [Read more...]
When configuring OSPF in a VRF for Customer routes
When configuring OSPF in a VRF for Customer routes you need to be aware that the VRF will create the OSPF instance as an ABR (Area Boarder Router) When OSPF is configured in a VRF it will be created as an ABR. This may prevent summary and external routes from being put in the VRF routing table when OSPF is not part of Area 0 For example if you configure the VRF with OSPF … [Read more...]
MPLS BGP VPN’s not supported accross un-numbered interfaces
MPLS BGP VPN's not supported across un-numbered interfaces. When using an un-numbered interface between PE and P routers instead of IP numbered interfaces, the ERX no longer displays VPN routes and shows the next hop address and unreachable even though ICMP Pings to the next hop address are successful. Platform: Juniper … [Read more...]