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Exam : Cisco 642-055
Title
: Cisco® ARSFE Advanced
Routing and Switching for
Field Engineers
Version : Demo
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1. Which two commands can you use to confirm the native VLAN on the active trunk interface
GigabitEthernet0/1 if only user EXEC privileges are available? (Choose two.)
A. show vlan
B. show vlan dot1q tag native
C. show interface GigabitEthernet0/1 trunk
D. show interface GigabitEthernet0/1 switchport
E. show interface GigabitEthernet0/1 capabilities
Answer: CD
2. Refer to the exhibit. Assuming that Switch_A is correctly configured, which two configuration options,
when configured on the GigabitEthernet2/1 and GigabitEthernet2/2 interfaces of Switch_B, will allow the
EtherChannel bundle to come up? (Choose two.)
A. channel-group 10 mode active
B. channel-group 10 mode auto
C. channel-group 10 mode desirable
D. channel-group 10 mode on
E. channel-group 10 mode passive
Answer: BC
3. Refer to the exhibit. Which command will correctly set the holdtime for HSRP Group 11 to 300
milliseconds?
A. standby 11 timers holddown msec 100
B. standby 11 timers msec 300 msec 100
C. standby 11 timers msec 100 msec 300
D. standby 11 timers msec 100 holddown
Answer: C
4. Refer to the exhibit. Users complain that they intermittently lose data and connections to important
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servers. After investigation, you discover that the 802.1Q trunk between DSW111 and ASW1 is down. Even
though the HSRP group 11 is being serviced by DSW112, you discover that the SVI for VLAN 11 is in the up
state on DSW111. Which three Cisco Catalyst IOS commands should you use on DSW111 to find the
source of this problem? (Choose three.)
A. show vtp status
B. show interfaces vlan 11
C. show standby vlan 11 brief
D. show spanning-tree vlan 11
E. show interfaces <fast