Cisco WS-C6506 User Manual

5-7
Catalyst 6500 Series Switch Software Configuration Guide—Release 8.7
OL-8978-04
Chapter 5 Configuring Ethernet VLAN Trunks
Configuring a Trunk Link
Console> (enable) show trunk 1/2
Port Mode Encapsulation Status Native vlan
-------- ----------- ------------- ------------ -----------
1/2 desirable isl trunking 1
Port Vlans allowed on trunk
-------- ---------------------------------------------------------------------
1/2 1-1005, 1025-4094
Port Vlans allowed and active in management domain
-------- ---------------------------------------------------------------------
1/2 1,521-524
Port Vlans in spanning tree forwarding state and not pruned
-------- ---------------------------------------------------------------------
1/2
Console> (enable)
Configuring an 802.1Q Trunk
To configure an 802.1Q trunk, perform this task in privileged mode:
This example shows how to configure an 802.1Q trunk and verify the trunk configuration:
Console> (enable) set trunk 2/9 desirable dot1q
Port(s) 2/9 trunk mode set to desirable.
Port(s) 2/9 trunk type set to dot1q.
Console> (enable) 07/02/1998,18:22:25:DTP-5:Port 2/9 has become dot1q trunk
Console> (enable) show trunk
Port Mode Encapsulation Status Native vlan
-------- ----------- ------------- ------------ -----------
2/9 desirable dot1q trunking 1
Port Vlans allowed on trunk
-------- ---------------------------------------------------------------------
2/9 1-1005, 1025-4094
Port Vlans allowed and active in management domain
-------- ---------------------------------------------------------------------
2/9 1,5,10-32,101-120,150,200,250,300,400,500,600,700,800,900,1000
Port Vlans in spanning tree forwarding state and not pruned
-------- ---------------------------------------------------------------------
2/9 5,10-32,101-120,150,200,250,300,400,500,600,700,800,900,1000
Console> (enable)
Task Command
Step 1
Configure an 802.1Q trunk. set trunk mod/port [on | off | desirable | auto |
nonegotiate] dot1q
Step 2
Verify the trunking configuration. show trunk [mod/port]

Cisco WS-C6506 Specifications

General

Brand	Cisco
Model	WS-C6506
Category	Switch
Language	English