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Linux MTU Change⚓︎

Auditing the MTU⚓︎

If you need to check the current MTU on linux systems there are a few ways you can check the active MTU.

Bash
1
2
3
ansible -m raw -a "ip a | grep 'mtu 1500'" inv_grp
ifconfig | grep 'mtu 1500'
ip addr | grep 'mtu 1500'

Changing the Active MTU⚓︎

Bash
1
sudo ifconfig eth0 mtu 9000 up

References⚓︎