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Forum Discussion

Michaelyang's avatar
Michaelyang
Icon for Cirrostratus rankCirrostratus
May 02, 2023

About MTU

Hello, Recently, I found that the MTU settings of the environment are inconsistent VLAN MTU = 1500 DefaultRoute MTU = 9000   1. Which MTU is the final packet transmission applied to? 2. If I ...
application delivery
shsingh's avatar
shsingh
Icon for Employee rankEmployee
May 03, 2023

Hi Michaelyang 

Typically you will not need to change the MTU, but the VLAN MTU is the one for frames leaving the device and onto external switching infrastructure.