ifconfig eth2 mtu 65535

The maximum transmission unit for an Ethernet is only 1500. I think we can't increase it more than 1500.

Ethernet can't deal with IP datagrams greater than 1,500 bytes in size.

If you want you can refer the following link

Guide
--Lakshmanan G.

Your Attempt May Fail, But Never Fail To Make An Attempt

In reply to Re: Net::RawIP failing in some case by lakshmananindia
in thread Net::RawIP failing in some case by targetsmart

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