Customer A is complaining that routes advertised from the CE2 router are not being received on
the CE1 router. The physical topology of the network is CE1-PE1-PE2-CE2. The CE1-PE1 subnet
is 172.16.1.0/24. The CE2-PE2 subnet is 172.16.2.0/24. PE1’s loopback is 192.168.3.1 and PE2’s
loopback is 192.168.4.1.Referring to the output in the exhibit, what is the problem?
No LSP exists between PE1 and PE2.
Route targets are not properly configured.
as-override is not configured in the VRFs.
family inet-vpn is not configured on the PEs.