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Q1. When implementing MPLS TE tunnels on Cisco IOS XR routers, what is the tunnel setup and hold priority value range, and which value has the highest priority?
A. 0-63, where 0 is the highest priority
B. 0-63, where 63 is the highest priority
C. 0-7, where 0 is the highest priority
D. 0-7, where 7 is the highest priority
Answer: C
Q2. Implementing IPoDWDM interfaces on Cisco CRS routers eliminates the need for which network component?
A. ROADM
B. external transponders
C. electrical-optical-electrical converters
D. electrical cross-connect
Answer: B
Q3. On a Cisco IOS XR router, which mechanism protects the router resources by filtering and policing the packets flows that are destined to the router that is based on defined flow-type rates?
A. LLQ
B. LPTS
C. Committed Access Rate
D. Control Plane Policing
E. Management Plane Protection
F. NetFlow
G. ACL
Answer: B
Q4. When defining an explicit MPLS TE tunnel path, which two command options are available under the explicit-path configuration mode? (Choose two.)
A. exclude-address
B. include-address
C. next-address
D. dynamic-address
Answer: A,C
Q5. Which three mechanisms are used to implement MPLS TE? (Choose three.)
A. tunnel interface
B. CSPF
C. RSVP
D. LDP
E. MP-BGP
Answer: A,B,C
Q6. Which QoS mechanism is used for congestion avoidance?
A. LLQ
B. CBWFQ
C. WRED
D. LFI
E. traffic policing
Answer: C
Q7. Referring to the Cisco IOS XR configuration exhibit,
which labels will be advertised by the router with this configuration?
A. Only the label for 10.1.1.1/32 will be advertised to all the LDP peers.
B. Labels for all prefixes will be advertised to the 10.1.1.1 LDP peer.
C. Labels for all prefixes will be advertised to all the LDP peers.
D. No labels will be advertised to any LDP peers.
Answer: A
Q8. When configuring class-based WRED on Cisco routers, which WRED parameter is not user configurable on a Cisco IOS XR but is user configurable on a Cisco IOS and IOS XE?
A. the ingress or egress direction where the class-based WRED policy will be applied
B. the maximum threshold
C. the minimum threshold
D. the mark probability denominator
Answer: D
Q9. On Cisco routers, which three methods can be used to map traffic into the MPLS traffic engineering tunnel? (Choose three.)
A. on-demand routing
B. static routing
C. optimized edge routing
D. policy-based routing
E. autoroute
Answer: BDE
Q10. In Cisco MPLS TE implementations, what can cause the tunnel bandwidth to adjust automatically based on the traffic load in the tunnel?
A. fast reroute
B. admin weight
C. autobandwidth
D. bandwidth subpool
Answer: C