[CentOS] Sendmail and pmtu discovery

Kai Schaetzl maillists at conactive.com
Tue Oct 14 17:31:58 UTC 2008

Ralph Angenendt wrote on Tue, 14 Oct 2008 17:24:08 +0200:

> If you don't know the smallest MTU on the path to the mail server, you
> might not be able to send packets over that path, especially if DF is
> set.

But if it's not set? Shouldn't most devices have it not set?


Kai Schätzl, Berlin, Germany
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