Cisco 640-878 - Building Cisco Service Provider Next-Generation Networks, Part 2 Exam
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Total 126 questions
Question #1 (Topic: )
Which command configures a switchport to connect only a host device in VLAN 301?
A. switchport access vlan 301
B. switchport mode trunk vlan 301
C. switchport mode access vlan 301
D. switchport vlan 301
Answer: A
Question #2 (Topic: )
Which IPv6 address block is reserved for 6to4 tunneling?
A. 2000::/16
B. 2001::/16
C. 2002::/16
D. 3ffe::/16
E. fe80::/16
Answer: C
Question #3 (Topic: )
A customer has created a new VLAN for the subnet that was allocated to them. Computers
on the subnets can ping their default gateway, but theycannotping devices in the other
subnet. What is most likely the problem?
on the subnets can ping their default gateway, but theycannotping devices in the other
subnet. What is most likely the problem?
A. Firewall on the Provider Edge is blocking access
B. InterVLAN routing is not configured
C. BGP has not been configured with the Provider Edge router
D. VLAN Switched Virtual Interface is in a down state
Answer: B
Question #4 (Topic: )
Which of the following commands would be used to prevent a switchport from processing
Bridge Protocol Data Units?
Bridge Protocol Data Units?
A. switch(config)#bpdu filter enable
B. switch(config)#no bpdu enable
C. switch(config-if)#spanning-tree bpdufilter enable
D. switch(config-if)#no spanning-tree bpdu filter enable
E. switch(config-if)#spanning-tree bpdu guard
Answer: C
Question #5 (Topic: )
Which two commands are required to configure an access port for both voice VLAN 20 and
data VLAN 30? (Choose two.)
data VLAN 30? (Choose two.)
A. switchport mode access 30
B. switchport data vlan 30
C. switchport access data 20
D. switchport access data 30
E. switchport access vlan 30
F. switchport mode voice 20
G. switchport voice vlan 20
Answer: E,G
