Issue 4: Suggested Solution

Similar to the incorrect OSPF network type on router BB1’s Fast Ethernet 0/0 interface, the Serial 1/0.2 subinterface on router BB2 was configured incorrectly. A point-to-point Frame Relay subinterface defaults to an OSPF network type of point-to-point; however, Serial 1/0.2 had been configured as an OSPF network type of nonbroadcast. Example 21-38 reviews how this nondefault OSPF network type configuration was removed.

Example 21-38 Correcting Router BB2’s Incorrect OSPF Network Type Configuration

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BB2#conf termEnter configuration commands, one per line.  End with CNTL/Z.BB2(config)#int s1/0.2BB2(config-subif)#no ip ospf network non-broadcast

After all the previous misconfigurations ...

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