Refer to the exhibit.
A network engineer configured routers R1 and R5 to run in IS-IS Level 1 mode and router R6 to run in IS-IS Level 2 mode. All other routers are running as Level 1 / Level 2 routers. An engineer expects traffic from R1 to R6 to pass via R2, but IS-IS routing has calculated the best path via R4. Which action corrects the problem?

Refer to the exhibit. Customer A is a small media company with two offices connected by a 512 Kbps line.
Their NY office is connected to several external partners by static routes on router R3. VoIP services use VoIP codec G729 Users reported poor voice quality and slow data transfer between the offices A network engineer configured ip tcp header-compression iphc-format on R2 and R3 routers Which additional action must the engineer take to fix the issue?
Refer to the exhibit. A network operator is working to filter routes from being advertised that are covered under an aggregate announcement.
The receiving router of the aggregate announcement block is still getting some of the more specific routes plus the aggregate.
Which configuration change ensures that only the aggregate is announced now and in the future if other networks are to be added?
Refer to the exhibits.
A network operator is troubleshooting packet loss seen from the R1 loopback interface to the R2 loopback interface over the core network. The operator is attempting to identify the next leg in the path from PE1.
Which interface and label path should the operator investigate next?
Refer to the exhibit.
After troubleshooting BGP traffic steering issue, which action did the network operator take to achieve the correct effect of this configuration?