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PVID

kareem.shahat
Level 1
Level 1

Hello,

 

I want to ask about the PVID , what is it ? , how it is work by details ? and how to configure it in cisco switch 2960x with version 15.2.6e ?

 

in configuration guide of 2960x ihave read the following topic but i don't understand the technique of PVID !! 

how the trunk port is assigned a default port VLAN ID (PVIDis assigned a default port VLAN ID (PVID

 

Trunk Ports

A trunk port carries the traffic of multiple VLANs and by default is a member of all VLANs in the VLAN database.

The switch supports only IEEE 802.1Q trunk ports. An IEEE 802.1Q trunk port supports simultaneous tagged and untagged traffic. An IEEE 802.1Q trunk port is assigned a default port VLAN ID (PVID), and all untagged traffic travels on the port default PVID. All untagged traffic and tagged traffic with a NULL VLAN ID are assumed to belong to the port default PVID. A packet with a VLAN ID equal to the outgoing port default PVID is sent untagged. All other traffic is sent with a VLAN tag.

1 Accepted Solution

Accepted Solutions

Peter Paluch
Cisco Employee
Cisco Employee

Hi Kareem,

The PVID stands for native VLAN; in other words, the native VLAN is the PVID. Whenever you configure a native VLAN on a trunk, you are configuring its PVID.

Best regards,
Peter

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2 Replies 2

Peter Paluch
Cisco Employee
Cisco Employee

Hi Kareem,

The PVID stands for native VLAN; in other words, the native VLAN is the PVID. Whenever you configure a native VLAN on a trunk, you are configuring its PVID.

Best regards,
Peter

Hi peter,

 

Thanks