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Date:      Fri, 5 Jun 1998 08:35:27 +0200
From:      Pavol Adamec <palo.adamec@tecton.sk>
To:        "freebsd-security@FreeBSD.ORG" <freebsd-security@FreeBSD.ORG>
Subject:   Re: /usr/sbin/named
Message-ID:  <01BD905D.02DC1D20@PCNTWS1>

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sthaug@nethelp.no wrote :

> - Normal DNS queries using TCP are perfectly legitimate.
> - The spec states that if an answer is truncated (TC bit set), the
>   query *should* be retried using TCP instead of UDP.

As for I know, this is not the only case. O'Reilly's book on BIND states that some DNS implementations use __ONLY__ TCP (I thing AIX was one of them). 

Paul

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