Cisco Catalyst 2960 Command Reference Manual page 331

Chapter 2 Catalyst 2960 Switch Cisco IOS Commands
Table 2-22
Field
Access Mode VLAN
Trunking Native Mode VLAN
Trunking VLANs Enabled
Trunking VLANs Active
Pruning VLANs Enabled
Protected
Unknown unicast blocked
Unknown multicast blocked
Voice VLAN
Appliance trust
This is an example of output from the show interfaces switchport backup command:
Switch# show interfaces switchport backup
Switch Backup Interface Pairs:
This is an example of output from the show interfaces interface-id pruning command:
Switch# show interfaces gigibitethernet0/2 pruning
Port
This is an example of output from the show interfaces interface-id trunk command. It displays trunking
information for the port.
Switch# show interfaces gigabitethernet0/1 trunk
Port
Gi0/1
Port
Gi0/1
Port
Gi0/1
Port
Gi0/1
This is an example of output from the show interfacesinterface-id transceiver properties command:
Switch# show interfaces gigabitethernet0/1 transceiver properties
Name : Gi0/1
Administrative Speed: auto
Operational Speed: auto
Administrative Duplex: auto
Administrative Power Inline: N/A
Operational Duplex: auto
78-16882-01
show interfaces switchport Field Descriptions (continued)
Active Interface Backup Interface
--------------------------------------------------------------
Fa0/1 Fa0/2
Fa0/3 Fa0/5
Po1 Po2
Vlans pruned for lack of request by neighbor
Mode Encapsulation
auto negotiate
Vlans allowed on trunk
1-4094
Vlans allowed and active in management domain
1-4
Vlans in spanning tree forwarding state and not pruned
1-4
Description
Displays the VLAN ID to which the port is configured.
Lists the VLAN ID of the trunk that is in native mode. Lists the
allowed VLANs on the trunk. Lists the active VLANs on the
trunk.
Lists the VLANs that are pruning-eligible.
Displays whether or not protected port is enabled (True) or
disabled (False) on the interface.
Displays whether or not unknown multicast and unknown
unicast traffic is blocked on the interface.
Displays the VLAN ID on which voice VLAN is enabled.
Displays the class of service (CoS) setting of the data packets
of the IP phone.
State
Active Up/Backup Standby
Active Down/Backup Up
Active Standby/Backup Up
Status Native vlan
trunking 1
Catalyst 2960 Switch Command Reference
show interfaces
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