Bug ID:

CSCdr45483

Resolved In:

12.0(11)S1, 12.0(12)S, 12.0(11)SC1, 12.0(12)SC, 12.1(6), 12.1(6)AA, 12.1(6)T, 12.1(6)EC, 12.1(6)E1

Symptom:

The router will crash with a bus error

Conditions:

This crash occurred on a Cisco IOS router configured for multicast when the device was processing large amounts of unicast route updates. 

Workaround:

None

Solution:

This bug is fixed in 12.0(11)S1, 12.0(12)S, 12.0(11)SC1, 12.0(12)SC, 12.1(6), 12.1(6)AA, 12.1(6)T, 12.1(6)EC, 12.1(6)E1 and later releases of IOS.