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Question

Refer to the exhibit.
! interface GigabitEthernet0/1 switchport access vlan 10 switchport trunk encapsulation dot1q switchport mode trunk switchport vioce vlan 11 spanning-tree portfast !
Which option shows the expected result if a show vlan command is issued?

A.	`switch#sh vlan VLAN Name Status Ports ---- -------------------------------- --------- ------------------------------- 1 default active Gi0/2, Gi0/3, Gi0/4, Gi0/5, Gi0/6, Gi0/7, Gi0/8, Gi0/9, Gi0/10, Gi0/11, Gi0/12, Gi0/13, Gi0/14, Gi0/15, Gi0/16, Gi0/17, Gi0/18, Gi0/19, Gi0/20, Gi0/21, Gi0/22, Gi0/23, Gi0/24 10 Data active 11 Voice active 1002 fddi-default act/unsup 1003 token-ring-default act/unsup 1004 fddinet-default act/unsup 1005 trnet-default act/unsup`
B.	`switch#sh vlan VLAN Name Status Ports ---- -------------------------------- --------- ------------------------------- 1 default active Gi0/2, Gi0/3, Gi0/4, Gi0/5, Gi0/6, Gi0/7, Gi0/8, Gi0/9, Gi0/10, Gi0/11, Gi0/12, Gi0/13, Gi0/14, Gi0/15, Gi0/16, Gi0/17, Gi0/18, Gi0/19, Gi0/20, Gi0/21, Gi0/22, Gi0/23, Gi0/24 10 Data active Gi0/1 11 Voice active Gi0/1 1002 fddi-default act/unsup 1003 token-ring-default act/unsup 1004 fddinet-default act/unsup 1005 trnet-default act/unsup`
C.	`switch#sh vlan VLAN Name Status Ports ---- -------------------------------- --------- ------------------------------- 1 default active Gi0/2, Gi0/3, Gi0/4, Gi0/5, Gi0/6, Gi0/7, Gi0/8, Gi0/9, Gi0/10, Gi0/11, Gi0/12, Gi0/13, Gi0/14, Gi0/15, Gi0/16, Gi0/17, Gi0/18, Gi0/19, Gi0/20, Gi0/21, Gi0/22, Gi0/23, Gi0/24 10 Data active 11 Voice active Gi0/1 1002 fddi-default act/unsup 1003 token-ring-default act/unsup 1004 fddinet-default act/unsup 1005 trnet-default act/unsup`
D.	`switch#sh vlan VLAN Name Status Ports ---- -------------------------------- --------- ------------------------------- 1 default active Gi0/2, Gi0/3, Gi0/4, Gi0/5, Gi0/6, Gi0/7, Gi0/8, Gi0/9, Gi0/10, Gi0/11, Gi0/12, Gi0/13, Gi0/14, Gi0/15, Gi0/16, Gi0/17, Gi0/18, Gi0/19, Gi0/20, Gi0/21, Gi0/22, Gi0/23, Gi0/24 10 Data active Gi0/1 11 Voice active 1002 fddi-default act/unsup 1003 token-ring-default act/unsup 1004 fddinet-default act/unsup 1005 trnet-default act/unsup`

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please write answer#A instead A, answer#B instead B...

Accepted Answer


switch#sh vlan

VLAN Name                             Status    Ports
---- -------------------------------- --------- -------------------------------
1    default                          active    Gi0/2, Gi0/3, Gi0/4, Gi0/5, 
                                                Gi0/6, Gi0/7, Gi0/8, Gi0/9,
                                                Gi0/10, Gi0/11, Gi0/12, Gi0/13,
                                                Gi0/14, Gi0/15, Gi0/16, Gi0/17,
                                                Gi0/18, Gi0/19, Gi0/20, Gi0/21,
                                                Gi0/22, Gi0/23, Gi0/24
10   Data                             active    
11   Voice                            active    
1002 fddi-default                     act/unsup
1003 token-ring-default               act/unsup
1004 fddinet-default                  act/unsup
1005 trnet-default                    act/unsup

Accepted Answer

In this case, the port has been configured both as a trunk and as a switchport in data vlan 10. Obviously, a port can not be both, so even though Cisco IOS will accept both, the port will actually be used as a trunk, ignoring the switchport access VLAN 10 command.