Date: Fri, 28 Jun 1996 08:07:18 -0700 (PDT) From: "Eric J. Schwertfeger" <ejs@bfd.com> To: Ollivier Robert <roberto@keltia.freenix.fr> Cc: Alex Nash <alex@fa.tdktca.com>, current@FreeBSD.ORG Subject: Re: IPFW bugs? (fwd) Message-ID: <Pine.BSI.3.94.960628080220.25913A-100000@harlie.bfd.com> In-Reply-To: <199606281414.QAA25287@keltia.freenix.fr>
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On Fri, 28 Jun 1996, Ollivier Robert wrote: > It seems that Alex Nash said: > > I believe DNS/tcp is for zone transfers only. DNS/udp is all you need > > for standard lookups. > > Not really. If named see that the answer will be more than 512 bytes in > size, it will send the answer with the TF (truncated flag) bit set and the > resolver is supposed to re-try the query with TCP. Also, Netscape seems to want to handle its own DNS stuff. It doesn't seem to use the system calls, because under FreeBSD at least, it resolutely ignores /etc/hosts. I know when it uses SOCKS that it talks tcp to the name server, don't know about when no SOCKS proxy is set up.
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