What could be the problem?

Refer to the EBGP configuration on a PE IOS-XR router exhibit.

After the EBGP configuration, no routes are accepted from the EBGP peer, nor are any routes advertised to the EBGP peer.

What could be the problem?
A . The update-source neighbor configuration command must also be configured 
B . The next-hop-self neighbor configuration command must also be configured 
C . EBGP neighbors must have an inbound and outbound route policy configured
D . An access list is blocking IP protocol 179 packets between the two EBGP peers
E . The maximum-prefix neighbor configuration command must also be configured

View Answer

Answer: C