Refer to the exhbit.

ISP A has a BGP peering with ISP C with the maximum-prefix 150 configuration on R1. After a recent security breach on the ISP A network, a network engineer has been asked to enable a lightweight security mechanism to protect the R1 CPU and BGP membership from spoofing attacks. Which solution must ISP A implement?

1. A. Configure bgp maxas-limit 1 in the IPv4 address family urateUhe global BGP configuration.
2. B. Configure neighbor 10.163.83.54 enable-connected-check under the BGP IPv4 address family.
3. C. Configure neighbor 10.163.83.55 password Cisco under the global BGP IPv4 address family.
4. D. Configure neighbor 10.163.83.55 ttl-stcurity hops 2 under the global BGP configuration.

Correct Answer: D

Refer To the exhibit:

On R1, which output does the show isis neighbors command generate?

1. A. Option A
2. B. Option B
3. C. Option C
4. D. Option D

Correct Answer: D

Refer to the exhibit.

The operations team is implementing an LDP-based configuration in the service-provider core network with these requirements:
RC must establish LDP peering with the loopback IP address as its Router ID
RA must establish LDP peering with RB. RC, and RY.
How must the team update the network configuration to successfully enable LDP peering between RA and RC?

1. A. Enable the mpls ip command on RC interface Gi2/0. DUMPS
2. B. Configure the mpls Idp router-Id loopback0 command on RA and RC.
3. C. Implement LDP session protection on RA.
4. D. DUMPS Reset the discover hello hold time and interval to their default values.

Correct Answer: B

Refer to the exhibit.

A global company plans to implement BGP at its newest location to provide connectivity to other offices. The global infrastructure of the company is a multivendor environment. An engineer must review the BGP core configurations at headquarters to determine if they can be repurposed at the new location. The engineer copied this JSON script for review. What is the effect of the script?

1. A. It configures BGP with neighbor 192.168.1.2 residing in AS 65514.
2. B. It sets the BGP router-ID to 192.168.1.2 and sets the AS of the router to 65514.
3. C. It configures BGP on the device and inserts 192.168.1.0/24 into the BGP table using the origin AS 65514.
4. D. It configures a VRF named cisconode1 and a BGP instance using the VPNv4 address family.

Correct Answer: A

Refer to the exhibit:

Based on the show/ command output, which result m true after BGP session is established?

1. A. The IOS XR router advertises all routes to the neighbor 192.168.2.2, but it does not accept any routes from 192.168.2.2
2. B. The IOS XR router advertises and accepts all routes to and from eBGP neighbor 192.168.2.2
3. C. No routes are accepted from the neighbor 192.168.2.2, nor are any routes advertised to it
4. D. The IOS XR router does not advertise any routes to the neighbor 192.168.2.2,but it accepts all routes from 192.168.2.2.

Correct Answer: B