| Exam 642-883 | Question id=3486 | OSPFv2 and OSPFv3 Routing in Service Provider Environments |
Which three potential issues can cause an OSPF adjacency to not come up?
| A. |
wrong area configured on OSPF peers | |
| B. |
wrong authentication key configured on OSPF peers | |
| C. |
different OSPF instance numbers configured on OSPF peers | |
| D. |
different OSPF instances and VRFs configured with the command: router ospf <number1> vrf <number2> | |
| E. |
having the no passive-interface statement configured for the interfaces on which OSPF adjacencies are expected to form | |
| F. |
Layer 2 connectivity problems on the shared medium of the participating OSPF-enabled routers |