3Com Switch 8800 Advanced Software V5 Configuration Guide

Troubleshooting OSPFv3 Configuration 371
3 Use the display ospfv3 lsdb command to display Link State Database
information to check integrity.
4 Display information about area configuration using the display
current-configuration configuration command. If more than two areas are
configured, at least one area is connected to the backbone.
5 In a Stub area, all routers are configured with the stub command.
6 If a virtual link is configured, use the display ospf vlink command to check the
neighbor state.