Re: WG: IP don´t fragment bit?

Oeschey Lars wrote:

> they sniffered the packets coming from squid and said that it results
> from the don´t fragment bit being set.

This is set on all modern TCP/IP stacks implementing path MTU discovery.
It has no performance penalty unless the path MTU is small and
fragmentation is needed.

> and how can it be changed?

By disabling path MTU discovery. It's usually a system-wide TCP tunable
option.

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Henrik Nordstrom
Spare time Squid hacker