Designate a switch as a trunk port

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Feb 05, 2026

Sample switch port configuration for VLAN and TRUNK MODE

This article describes VLAN and TRUNK MODE configuration concepts of VST. Note: VMware recommends utilizing VLAN technology to establish dedicated subnets for ESX/ESXi management,

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Industry
Oct 29, 2025

VLAN Configuration Guide, Cisco IOS XE 17.16.x (Catalyst 9300 Switches)

Configuring Trunk Ports for Load Sharing The following sections provide information about configuring trunk ports for load sharing: Configuring Load Sharing Using STP Port Priorities

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Industry
May 10, 2026

Configuring VLAN Trunks

When two ports on the same device form a loop, the device uses the STP port priority to decide which port is enabled and which port is in a blocking state. You can set the priorities on a parallel trunk port

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Industry
Apr 27, 2026

Configuring VLAN Trunks

Because trunk ports send and receive VTP advertisements, to use VTP you must ensure that at least one trunk port is configured on the switch and that this trunk port is connected to the trunk port of a

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Industry
Oct 06, 2025

Trunking on Cisco IOS Switch

Trunks are used to carry VLANs. In this lesson you will learn how to configure Trunk on a Cisco Catalyst Switch.

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Industry
Oct 23, 2025

Configure switch ports as trunk ports

When the trunk receives untagged traffic, it tags it to the native VLAN ID so that the Firewall Threat Defense device can forward the traffic to the correct switch ports or can route it to another firewall

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Industry
Nov 01, 2025

How to trunk a port in Cisco Switch?

This article provides a comprehensive guide to configuring and verifying trunk ports on Cisco switches, designed for network engineers,

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Industry
Dec 25, 2025

How to trunk a port in Cisco Switch?

On Cisco switches, configuring trunk ports involves a precise understanding of protocols, commands, and best practices. This article provides

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Industry
Jun 22, 2026

How to Configure Trunk Port on Cisco Switch Packet

The main goal of this article is to configure trunk ports on G0/1 of switch 1 and G0/1 of switch 2. After this configuration, we will be able to communicate

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Industry
Mar 18, 2026

Configuring trunk ports on Cisco switches – IT

In this lesson we learn how to configure trunk ports on Cisco switches and how to configure router on a stick (ROAS) for inter-VLAN routing. Part 1, the

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Industry
Sep 07, 2025

Configuring access & trunk ports

This article describes how to configure access and trunk ports on a Cisco switch. How to verify the commands is also shown in the article.

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Industry
May 07, 2026

Configuring VLAN Trunks

You configure load sharing on trunk ports by using STP port priorities or STP path costs. For load sharing using STP port priorities, both load-sharing links must be connected to the same switch. For

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Industry
Dec 01, 2025

Assign an Interface VLAN as an Access or Trunk Port on a Switch

This ensures that packets for both data types are isolated from each other, maximizing the utilization of the switch. You can assign an interface VLAN into a specific mode such as an

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Industry
Jul 09, 2025

What is Trunk Port? How to Enable Trunking on Cisco

Learn exactly what Trunk port is on Cisco or other Switches with our descriptive guide. Discover the role of this port in network setups!

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Industry
Jul 27, 2025

Trunking on Cisco IOS Switch

In this lesson, we configure a trunk between two Cisco Catalyst switches using 802.1Q encapsulation. We''ll create a VLAN, assign access ports, configure the

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Industry
Nov 05, 2025

Configuring Access and Trunk Interfaces

Configuring Access and Trunk Interfaces Ethernet interfaces can be configured either as access ports or trunk ports. Trunks carry the traffic of multiple

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Industry
Dec 27, 2025

Software Configuration Guide, Cisco IOS Release 15.2 (2)E (Catalyst

How to Configure VLAN Trunks Configuring an Ethernet Interface as a Trunk Port Configuring a Trunk Port Because trunk ports send and receive VTP advertisements, to use VTP you

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Industry
Apr 12, 2026

Configuring VLAN Trunks

Trunk ports can be grouped into EtherChannel port groups, but all trunks in the group must have the same configuration. When a group is first created, all ports follow the parameters set for the first port

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Industry
Oct 27, 2025

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

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Industry
Mar 01, 2026

How to configure Trunk Port on Cisco Switch? | Simple

Learn Cisco, configure trunk ports on switches including native VLAN and configure access port for Voice and Data VLANs.

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Industry
Mar 27, 2026

How to define the VLANs allowed on a trunk link

When you first configure a port as a trunk port, the set trunk command always adds the VLANs to the allowed VLAN list for the trunk link. Even if you specify a VLAN range, it is ignored. To

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