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Our braindumps (642-770 - Operational Foundations for Cisco Service Provider Core Networks) are very good:
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Cisco 642-770 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Incident and Problem Management | 25% | - Incident Detection, Logging, and Classification - Root Cause Analysis and Problem Resolution - Escalation Procedures per SLA |
| Topic 2: Service Provider Network Operations Environment | 25% | - ITIL-aligned Operational Processes - IP NGN and Service Provider Core Architecture - Network Operations Center (NOC) Structure and Workflows |
| Topic 3: Troubleshooting Methodologies | 10% | - Documentation and Knowledge Transfer - Systematic Troubleshooting Approach - Layer 2/3 and Service-Specific Issues |
| Topic 4: Change and Release Management | 20% | - Change Request Lifecycle - Risk Assessment and Implementation Planning - Post-change Verification and Documentation |
| Topic 5: Network Monitoring and Management Tools | 20% | - Performance Monitoring and KPI Tracking - Cisco IOS / IOS XR Management Features - SNMPv2/v3, Syslog, and NTP |
Cisco Operational Foundations for Cisco Service Provider Core Networks Sample Questions:
Question #1
At which SONET layer would you expect to see B3 errors?
A. path
B. physical
C. line
D. segment
Question #2
Two of the core routers are not able to establish routing protocol adjacency with each other. To best effectively troubleshoot this issue, which four things should be verified? (Choose four.)
A. The MPLS (LDP) adjacency is up between the two routers.
B. The two routers can ping each other.
C. NTP is configured on both routers and the clocks are synchronized between the two routers.
D. The routing protocol configurations on each router match (such as routing protocol timers and routing protocol authentication).
E. If a firewall exists in the path between the two routers, it is properly configured.
F. The routers interface link that provides connectivity between the two routers is in the UP state.
Question #3
According to ITIL@ v3 framework, which of these is a standard change?
A. a medium-impact change
B. a change that needs senior management approval
C. a change that needs CAB authorization
D. a pre-authorized change
Question #4
DRAG DROP
Question #5
What is the range of DLCIs that are available for subscribers to configure on a Cisco IOS Frame Relay subinterface?
A. 0-991
B. 16-1007
C. 0-1024
D. 1-2048
Solutions:
| Question #1 Correct Answer: A | Question #2 Correct Answer: B,D,E,F | Question #3 Correct Answer: D | Question #4 Correct Answer: Only visible for members | Question #5 Correct Answer: B |
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