Difference between revisions of "VLAN Trunk Cisco IOS"

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[[image:VLAN trunk.png|thumb|400px|none|Trunk between two switches carrying traffic from VLAN 100 and VLAN 200 between the Switches]]
 
[[image:VLAN trunk.png|thumb|400px|none|Trunk between two switches carrying traffic from VLAN 100 and VLAN 200 between the Switches]]
 
=Configuring a Trunk port=
 
=Configuring a Trunk port=
 +
== configuring trunk ports ==
 +
=== Basic Cisco 2950 and 2960 switch configuration ===
 +
Cisco 2950 and 2960 switch series only supports the 802.1Q - DOT1Q - trunk protocol.
 
<pre>
 
<pre>
 +
SW2(config)#interface gigabitEthernet 0/1
 +
SW2(config-if)#switchport mode trunk
 +
</pre>
 +
=== Basic Cisco 3550 and 3560 switch configuration ===
 +
Cisco 3550 and 3560 switch series supports the 802.1Q - DOT1Q - and Cisco ISL trunk protocols.
 +
<pre>
 +
H4S1(config)#int fastEthernet 0/24
 +
H4S1(config-if)#switchport trunk encapsulation dot1q
 +
H4S1(config-if)#switchport mode trunk
 +
</pre>
 
[[Category:Cisco]][[Category:CCNA]][[Category:CCNP]][[Category:IOS]][[Category:Network]][[Category:CCNP3]]
 
[[Category:Cisco]][[Category:CCNA]][[Category:CCNP]][[Category:IOS]][[Category:Network]][[Category:CCNP3]]

Revision as of 08:35, 28 April 2009

Configuring a trunk port

Cisco materials

VLAN trunks

A VLAN trunk is a connection between two switches where traffic from one or more VLAN's are transmitted between switches.

Trunk between two switches carrying traffic from VLAN 100 and VLAN 200 between the Switches

Configuring a Trunk port

configuring trunk ports

Basic Cisco 2950 and 2960 switch configuration

Cisco 2950 and 2960 switch series only supports the 802.1Q - DOT1Q - trunk protocol.

SW2(config)#interface gigabitEthernet 0/1
SW2(config-if)#switchport mode trunk

Basic Cisco 3550 and 3560 switch configuration

Cisco 3550 and 3560 switch series supports the 802.1Q - DOT1Q - and Cisco ISL trunk protocols.

H4S1(config)#int fastEthernet 0/24
H4S1(config-if)#switchport trunk encapsulation dot1q
H4S1(config-if)#switchport mode trunk