A network operator working for a telecommunication company with an employee id: 4074:92:707 is planning to implement the Nonstop Forwarding (NSR) feature on the customer's core network. After getting the configuration ready for NSR. on which router should the operator implement NSR changes?

Refer to the exhibit.

An administrator is troubleshooting network issues on a customer's network PE1 cannot form an LDP relationship with PE2 using LDP ID 192 168.1.1. Due to this connectivity issue, the customer's routes behind both PE routers cannot be exchanged. Which action must the administrator take to correct the problem?

An engineer is troubleshooting a connectivity issue across the MPLS network and is verifying the forwarding behavior of packets. Which table does the engineer look at to verify the forwarding behavior of an IP packet as it enters the MPLS network at the ingress LSR?

Which feature is used in multicast routing to prevent loops?

Refer to the exhibit.

Customer traffic from the branch site to the hub is experiencing packet drops. The engineer verified that:
* Customer traffic from the hub is able to reach the branch site.
* The connection between PE1 and PE2 is working normally.
* Routers P1 and P2 are able to ping devices on the hub site.
Which action resolves the issue?