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<DIV dir=ltr><FONT face=Arial color=#000000 size=2>In addition, TCP is used for queries > 512bytes. </FONT></DIV>
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<DIV dir=ltr><FONT face=Arial size=2>Josh</FONT></DIV></DIV>
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<FONT face=Tahoma size=2><B>From:</B> bind-users-bounces@lists.isc.org on behalf of Eduardo Júnior<BR><B>Sent:</B> Mon 5/4/2009 8:35 PM<BR><B>To:</B> Martin McCormick<BR><B>Cc:</B> bind-users@isc.org<BR><B>Subject:</B> Re: tcp versus udp<BR></FONT><BR></DIV>
<DIV><BR>Hi,<BR><BR><BR>
<DIV class=gmail_quote>On Mon, May 4, 2009 at 9:28 PM, Martin McCormick <SPAN dir=ltr><<A href="mailto:martin@dc.cis.okstate.edu">martin@dc.cis.okstate.edu</A>></SPAN> wrote:<BR>
<BLOCKQUOTE class=gmail_quote style="PADDING-LEFT: 1ex; MARGIN: 0pt 0pt 0pt 0.8ex; BORDER-LEFT: rgb(204,204,204) 1px solid"> When are tcp dns queries necessary?<BR><BR> It was my understanding that clients could user tcp or<BR>udp.</BLOCKQUOTE>
<DIV><BR>According to what I read, dns queries are executed using udp<BR>Only zone transfers use tcp connections.<BR><BR>But still according to my reading, it's possible do dns queries through tcp connections.<BR><BR>Read RFC 1035<BR>Everything will be more clear. :)<BR><BR><BR>[]'s</DIV></DIV><BR clear=all><BR>-- <BR>Eduardo Júnior<BR>GNU/Linux user #423272<BR><BR>:wq<BR></DIV></BODY></HTML>