单项选择题

Refer to the exhibit. Analyze the two traceroutes that are displayed. Which of these statements is correct in describing what most likely caused the traceroute differences?（）

A. Do not fragment has been configured on PE11.
B. MPLS has been disabled on routers P11 and P12.
C. An access list has been created on P11 to block traceroutes from PE11.
D. The no mpls ip propgate-ttl local command has been configured on PE11
E. ICMP has been disabled on the intermediary routers between PE11 and PE12.

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热门试题

多项选择题Referring to the partial Cisco Catalyst switch configuration shown, which two of these statements are correct? （）(Choose two.)

A. A router connected to the fastethemet 1/4 interface will be able to communicate with hosts connected to interface fastethemet 1/1,1/2, and 1/3.
B. A router connected to the fastethemet 1/4 interface will not be able to communicate with the host connected to interface fastethemet 1/3.
C. Hosts connected to interface fastethemet 1/1 and 1/2 can communicate with each other.
D. Hosts connected to interface fastethemet 1/1,1/2, and 1/3 can communicate with each other.

多项选择题Refer to the exhibit. You have a non-Cisco switch that is not communicating properly while connected to the distribution-layer Cisco switching fabric. Which two best-practice actions can you take to overcome this problem? （）(Choose two.)

A. Turn off MST (802.1s) on all switches.
B. Turn on MST (802.1s) on all switches.
C. Turn on RSTP (802.1w) on all switches.
D. Turn off RSTP (802.1w) on all switches.

多项选择题Refer to the exhibit. Which two of these statements are correct? (Choose two.)（）

A. PE11 originated label 20.
B. PE11 originated label 21.
C. ThePE11 upstream neighbor originated label 21.
D. The PE11 downstream neighbor originated label 20.
E. PE11 will append label 21 to incoming packets labeled 32.
F. PE11 will impose label 20 on incoming packets labeled 32.

单项选择题Refer to the exhibit. You want to minimize the downtime that results from supervisor engine switchovers on Cisco 6500 Series Switches and Cisco 7600 Series Routers. To achieve this, you are considering deploying a Cisco Nonstop Forwarding with Stateful Switchover solution using OSPF. In the exhibit you can see the output of the show ip ospf neighbor detail command. Which trait of systems using Cisco Nonstop Forwarding with Stateful Switchover and OSPF is shown in the exhibit output and will impact your plan?（）

A. Stateful Switchover for Cisco Nonstop Forwarding only works with BGP.
B. Stateful Switchover for Cisco Nonstop Forwarding must be configured on all adjacent routers.
C. Cisco Nonstop Forwarding with Stateful Switchover helper mode is not supported on the adjacent router.
D. Cisco Nonstop Forwarding with Stateful Switchover helper mode for OSPF has been promiscuousstandardized and is supported on the adjacent router.

多项选择题Refer to the exhibit. Which two of these events will be the result of issuing the above command? （）(Choose two.)

A. 64-bit IPv4 prefix will be created.
B. The route distinguisher will be used to indicate VPN membership.
C. Extended BGP communities will be used to encode route distinguishers.
D. A 96-bit VPNv4 prefix will be created and propagated across the IP network.
E. The route distinguisher is 64 bits and will be prepended to an existing IPv4 route to make it globally unique.