Refer to the exhibit. The network team must implement MPLS LDP session protection with two requirements:
- Session protection is provided for core loopback IP addresses only.
- The LDP session must remain operational for one hour when the WAN
link on PE-XR1 fails.
Which configuration must the team implement on PE-XR1?

Refer to the exhibit. OSPF is running in the network, which is segmented into three areas. MPLS is enabled on all routers to support Layer 3 VPN. The network architect Is concerned about potential packet loss when new OSPF adjacencies form. Which two tasks should the architect perform to implement MPLS LDP synchronization? (Choose two.)
Drag and Drop Question
Drag and drop each NAT64 description from the left onto the correct NAT64 type on the right.

Refer to the exhibit:
R1 and R2 are directly connected with Fast Ethernet interfaces and have the above configuration applied OSPF adjacency is not formed. When the debug ip ospf hello command is issued on R1. these log messages are seen.
Which command can be configured on routers R1 and R2 on fO/O interfaces to form OSPF adjacency?
According to RFC5305 on IS-IS extensions for traffic engineering, what is the 4-octet sub-TLV type 10 of extended IS-IS reachability TLV type 22?