Troubleshooting Multi-Role Host Configuration; Troubleshooting Ospf Multi-Instance Configuration - 3Com 3C13636 Configuration Manual

3Com Router 3000 Ethernet Family
Configuration Guide
display bgp routing label command, you can find that the two routes carry labels and
the IPv4 routes learned from each other by PE1 and PE2.
CEs can learn interface routes from each other. CE1 and CE2 can be pinged
successfully on each other.
3.5 Troubleshooting

3.5.1 Troubleshooting Multi-role Host Configuration

Fault 1: No routing policy is found for forwarding.
Measure: Enable debugging on the PE1 with the debugging ip policy command, to
view routing policy.

3.5.2 Troubleshooting OSPF Multi-instance Configuration

Fault: The sham link interface cannot enter UP state.
Measure: Use the display ip route vpn-instance command to view if there are BGP
routes to the destination address of the sham link, which are in the same VPN-instance
with the OSPF procedure. If not, the sham link cannot enter UP state.
Chapter 3 BGP/MPLS VPN Configuration
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