When a Cisco router is configured for SSH, it acts as an （）?

单项选择题On the Catalyst 6500 Series switch, which command is used to establish a console connection to the Firewall Services Module?（）

A. ssh
B. connect
C. login
D. session

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.

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.