Cisco Certified Design Expert Practical 認定 352-011 試験問題:
1. A multisite data center network runs OSPF and DWDM point-to-point interfaces for site to-site connectivity.
Which method to detect interfaces the fastest?
A) LoS/AJS event faults
B) fast-hello> timers
C) interface event dampening
D) UDLD
2. Which two options describe the advantages of using DWDM over traditional optical networks? (Choose two)
A) Inherent topology flexibility and service protection provided without penalty through intelligent oversubscription of bandwidth reservation
B) Ability to expand bandwidth over existing optical infrastructure
C) Inherent topology flexibility with built-in service protection
D) Inherent topology flexibility with a service protection provided through a direct integration with an upper layer protocol
E) Inherent topology flexibility with intelligent chromatic dispersion
3. Which feature or technology that affects the operations of IPsec should be taken into account when designing an IPsec network using Authentication header?
A) NAT
B) TCP MSS adjustment
C) Certificate-based authentication
D) Transform set
4. Which three network management requirements are common practices in network design? (Choose three)
A) Look at average counters instead of instantaneous counters for inconsistent and bursty KPIs, such as CPU utilization and interface utilization.
B) Capture both ingress and egress flow-based packets, while avoiding duplication of flows.
C) Validate data plane health, and application and services availability, with synthetic traffic.
D) Collect SNMP poll information for future regression analysis.
E) Ensure that all network devices have their clocks synchronized.
5. You are performing a BGP design review for a service provider that offers MPLS-based services to their end customers. The network is comprised of several PE routers that run iBGP with a pair of route reflectors for all BGP address families. Which two options about the use of Constrained Route Distribution for BGP/MPLS VPNs are true? (Choose two.)
A) Route distinguishers are used to constrain routing updates
B) Both PE and RR routers must support this feature
C) This feature must be enabled on all devices in the network at the same time
D) The RR must advertise the default route target filter toward the PE routers
E) The RRs do not need to advertise any route target filter toward the PE routers
質問と回答：
| 質問 # 1 正解： A | 質問 # 2 正解： B、E | 質問 # 3 正解： A | 質問 # 4 正解： A、D、E | 質問 # 5 正解： B、D |
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