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Cisco 642-770 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Network Operations and Management | - Operational procedures
|
| Topic 2: Troubleshooting Service Provider Networks | - Diagnostic methodologies
|
| Topic 3: High Availability and Security | - Infrastructure reliability
|
| Topic 4: Service Provider Network Fundamentals | - Core networking concepts
|
| Topic 5: MPLS and Service Provider Infrastructure | - MPLS architecture
|
| Topic 6: Routing Technologies | - Interior and exterior routing protocols
|
Cisco Operational Foundations for Cisco Service Provider Core Networks Sample Questions:
Which process is a fundamental process and the foundation of Cisco IOS XR Software that is responsible for restarting other processes as predefined by Respawn flag ON or OFF?
- A. netIO
- B. sysdb
- C. wdsysmon
- D. RIB
- E. FIB
- F. sysmgr
Correct Answer: F 🗳️
What are two valid reasons to upgrade Cisco IOS XR Software? (Choose two.)
- A. A few software bugs that have no service impact.
- B. A new line card needs to be added, and it is not supported in the current installed release.
- C. There are no rules for this device in the policy table.
- D. Current bandwidth utilization is poor, and bandwidth efficiency needs to be increased.
- E. Already running BGP, and need a specific BGP feature that is not supported in current installed release.
Correct Answer: B,E 🗳️
When is it appropriate to use the commit replace command?
- A. When you want to replace the entire running configuration with the target configuration.
- B. When you want to replace all configurations under router ospf.
- C. When you want to replace the existing configuration for an ipv4 address on an interface.
- D. The commit replace command does the same as the commit command.
Correct Answer: A 🗳️
According to Cisco IOS Management Best Practices, which eight items are included in the Global Standard Configuration Template? (Choose eight.)
- A. VTY commands
- B. banner commands
- C. HA commands
- D. device commands
- E. SNMP commands
- F. AAA commands
- G. logging commands
- H. IP commands
- I. console port commands
- J. service commands
Correct Answer: A,B,E,F,G,H,I,J 🗳️
What will happen if a new version of Cisco IOS XR Software is installed and activated, and then the router reloads?
- A. When the router comes back, the new version is loaded and only the new version is on disk0.
- B. When the router comes back, the new version is loaded and the old and new versions are on disk0.
- C. When the router comes back, the old version is loaded and the old and new versions are on disk0.
- D. When the router comes back, the old version is loaded and only the old version is on disk0.
Correct Answer: C 🗳️
