EnsurepassQUESTION 61 In which two Cisco IOS XR configuration modes can mpls ldp igp sync be configured? (Choose two.)   A. config-ldp B. config-if C. config-ospf-ar D. config-ospf E. config-isis   Correct Answer: CD     QUESTION 62 Which two traffic types are recognized by NBAR default configuration settings? (Choose two.)   A. HTTP URL B. Sun RPC C. TCP D. UDP E. HTTPS URL   Correct Answer: AB     QUESTION 63 Which three Read more [...]
EnsurepassQUESTION 71 On the Cisco ASR9K router, when using the bandwidth command to specify the minimum guaranteed bandwidth to be allocated for a specific class of traffic, what will be used as the queuing algorithm?   A. custom queuing B. CBWFQ C. WFQ D. FIFO E. priority queuing   Correct Answer: B Explanation: Class based weighted fair queuing (CB-WFQ) was initially released without the support of a priority queuing system, thus it could not guarantee the delay and Read more [...]
EnsurepassQUESTION 81 An engineer has been tasked to configure a guaranteed 10 Mbps priority queue for traffic matched by class-map VOICE_CLASS on Cisco IOS XR. Which policy must be applied for outgoing traffic on interface FastEthernet 0/0/1?   A. configure policy-map VOICE_POLICY class VOICE_CLASS police rate 10000 exceed-action drop exit priority level 1 exit exit interface FastEthernet 0/0/1 service-policy output VOICE_POLICY commit B. configure policy-map VOICE_POLICY class VOICE_CLASS Read more [...]
EnsurepassQUESTION 31 Which three network services can be implemented using MPLS within the service provider IP NGN core? (Choose three.)   A. Layer 2 VPNs B. Layer 3 VPNs C. traffic engineering D. IntServ traffic engineering tunnels E. encrypted LSPs   Correct Answer: ABC     QUESTION 32 With unmanaged CE routers, at which point in the service provider network is the QoS trust boundary, and what is required at the trust boundary?   A. between the CE Read more [...]
EnsurepassQUESTION 41 Refer to the exhibit. Which configuration error prevents this traffic-shaping policy from working?     A. The WAN interface is starting to drop packets because no queuing mechanism is implemented. B. Traffic-shaping policies are applied only in the outbound direction. C. The class_A configuration shape peak is used to maximize the serial interface performances. D. The service-policy command is applied only on logical or channeled interfaces.   Correct Read more [...]
EnsurepassQUESTION 51 DRAG DROP   Correct Answer:     QUESTION 52 A network engineer must analyze RSVP-TE signaling on a syslog server. Which three RSVP messages are valid? (Choose three.)   A. RSVP PATH B. RSVP RESERVATION C. RSVP ESTABLISHED D. RSVP PATH TEAR E. RSVP KILL F. RSVP INIT   Correct Answer: ABD     QUESTION 53 A network operations center analyzes a Wireshark capture and tries to verify which QoS policy is effective over a customer Read more [...]
EnsurepassQUESTION 11 Only based on the Cisco IOS XR policy-map configuration exhibit, which statement is correct?     A. All DSCP AF41 marked packets will be dropped when the average queue length reaches 12,000 packets. B. DSCP AF11 marked packets will be randomly dropped when the average queue length reaches 10,000 packets. C. DSCP AF11 and AF41 marked packets are guaranteed a minimum bandwidth of 1 Mb/s. D. DSCP AF11 and AF41 marked packets are guaranteed a maximum bandwidth Read more [...]
EnsurepassQUESTION 21 The regional operation center deploys a Cisco MPLS TE tunnel over the company's core network. The Cisco MPLS TE tunnel is up and no error is detected, but no traffic is traversing the tunnel. Which two issues are possible causes? (Choose two.)   A. The provider edge router is not performing the correct redistribution. B. The interior gateway protocol has no knowledge of the Cisco MPLS TE tunnel. C. No static route has been defined to route data traffic over the Read more [...]
EnsurepassQUESTION 1 DRAG DROP   Correct Answer:     QUESTION 2 Which three commands are used to troubleshoot why IP packets are not forwarded on the LSP? (Choose three.)   A. show cef prefix/length to check the prefix information B. debug mpls ldp transport events to display events related to the LDP peer discovery mechanism C. show mpls forwarding labels <label-id> hardware egress location <node-id> to check the hardware label FIB D. show arp <prefix> Read more [...]