CCNP 350-401 ENCOR Question 639 DISCUSSION
« Back to Main MenuRefer to the exhibit. An administrator configures two switches with LACP EtherChannels, but packets are not being exchanged between the switches. What is the
reason, and what fixes the issue?
S1> enable
S1# configure terminal
S1(config)# interface port-channel 1
S1(config-if)# ip address 10.1.1.1 255.2
S1(config-if)# interface g2/0/0
S1(config-if)# no ip address
S1(config-if)# channel-group 1 mode active
S1(config-if)# exit
S1(config)# interface g4/0/0
S1(config-if)# no ip address
S1(config-if)# channel-group 1 mode active
S2> enable
S2# configure terminal
S2(config)# interface port-channel 1
$2(config-if)# ip address 10.1.1.2 255.255.255.0
S2(config-if)# interface g2/0/0
$2(config-if)# no ip address
$2(config-if)# channel-group 1 mode desirable
S2(config-if)# exit
S2(config)# interface g4/0/0
S2(config-if)# no ip address
S2(config-if)# channel-group 1 mode desirable
A. S1 is configured as PAgP. Change the channel group mode to desirable.
B. S2 is configured as LACP. Change the channel group mode to passive.
C. S2 is configured with PAgP. Change the channel group mode to active.
D. S1 is configured with LACP. Change the channel group mode to on.
Refer to the exhibit. An administrator configures two switches with LACP EtherChannels, but packets are not being exchanged between the switches. What is the
reason, and what fixes the issue?
S1> enable
S1# configure terminal
S1(config)# interface port-channel 1
S1(config-if)# ip address 10.1.1.1 255.2
S1(config-if)# interface g2/0/0
S1(config-if)# no ip address
S1(config-if)# channel-group 1 mode active
S1(config-if)# exit
S1(config)# interface g4/0/0
S1(config-if)# no ip address
S1(config-if)# channel-group 1 mode active
S2> enable
S2# configure terminal
S2(config)# interface port-channel 1
$2(config-if)# ip address 10.1.1.2 255.255.255.0
S2(config-if)# interface g2/0/0
$2(config-if)# no ip address
$2(config-if)# channel-group 1 mode desirable
S2(config-if)# exit
S2(config)# interface g4/0/0
S2(config-if)# no ip address
S2(config-if)# channel-group 1 mode desirable
A. S1 is configured as PAgP. Change the channel group mode to desirable.
B. S2 is configured as LACP. Change the channel group mode to passive.
C. S2 is configured with PAgP. Change the channel group mode to active.
D. S1 is configured with LACP. Change the channel group mode to on.
Correct Answer: C
