Configuring Access And Trunk Interfaces; Information About Access And Trunk Interfaces; Understanding Access And Trunk Interfaces - Cisco AJ732A - MDS 9134 Fabric Switch Configuration Manual

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Configuring Access and Trunk Interfaces

Ethernet interfaces can be configured either as access ports or trunk ports. Trunks carry the traffic of
multiple VLANs over a single link and allow you to extend VLANs across the network.
This chapter includes the following sections:
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Information About Access and Trunk Interfaces

This section includes the following topics:
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Note Cisco NX-OS supports only IEEE 802.1Q-type VLAN trunk encapsulation.

Understanding Access and Trunk Interfaces

Ethernet interfaces can be configured either as access ports or a trunk ports, as follows:
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Figure 12-1
more VLANs.
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Information About Access and Trunk Interfaces, page 12-1
Configuring Access and Trunk Interfaces, page 12-4
Verifying Interface Configuration, page 12-8
Understanding Access and Trunk Interfaces, page 12-1
Understanding IEEE 802.1Q Encapsulation, page 12-2
Understanding Access VLANs, page 12-3
Understanding the Native VLAN ID for Trunk Ports, page 12-3
Understanding Allowed VLANs, page 12-4
An access port can have only one VLAN configured on the interface; it can carry traffic for only one
VLAN.
A trunk port can have two or more VLANs configured on the interface; it can carry traffic for several
VLANs simultaneously.
show how you can use trunk ports in the network. The trunk port carries traffic for two or
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