Date: Tue, 06 Jan 1998 05:02:42 +0000 From: Ruslan Shevchenko <Ruslan@Shevchenko.kiev.ua> To: Zeus <zeus@nysingles.com> Cc: isp@freebsd.org Subject: Re: DNS - subnet question Message-ID: <34B1BAEF.76340760@Shevchenko.kiev.ua> References: <3.0.32.19980106202544.00922950@nysingles.com>
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--------------564A53704317322862423252 Content-Type: text/plain; charset=koi8-r Content-Transfer-Encoding: 7bit Zeus wrote: > Is there a reverse entry for subnetted class c addresses? > > ie: if a class C is subnetted for 4 different customers who all run > their own name servers...what is the entry for each customer so > they can reliably access each others nets... > > 14.17.208.IN-ADDR.ARPA filename > > covers the whole class c...how would the local nameservers > know to go to other servers for specific subnets? > "Classless IN-ADDR.ARPA delegation"( ftp://ds.internic.net/internet-drafts/draft-ietf-dnsind-classless-inaddr-03.txt ) It is not yet standart (few month ago, now I don't know). Good primer in DNS FAQ. (comp.protocols.dns) Another common practic is simply insert such parts in rev zone of provider. > zm -- @= //RSSH mailto://Ruslan@Shevchenko.Kiev.UA --------------564A53704317322862423252 Content-Type: text/html; charset=koi8-r Content-Transfer-Encoding: 7bit <HTML> Zeus wrote: <BLOCKQUOTE TYPE=CITE>Is there a reverse entry for subnetted class c addresses? <P>ie: if a class C is subnetted for 4 different customers who all run <BR>their own name servers...what is the entry for each customer so <BR>they can reliably access each others nets... <P>14.17.208.IN-ADDR.ARPA filename <P>covers the whole class c...how would the local nameservers <BR>know to go to other servers for specific subnets? <BR> </BLOCKQUOTE> "Classless IN-ADDR.ARPA delegation"( <BR><A HREF="ftp://ds.internic.net/internet-drafts/draft-ietf-dnsind-classless-inaddr-03.txt">ftp://ds.internic.net/internet-drafts/draft-ietf-dnsind-classless-inaddr-03.txt</A>; <BR>) <P>It is not yet standart (few month ago, now I don't know). <P>Good primer in DNS FAQ. (comp.protocols.dns) <P>Another common practic is simply insert such parts in rev zone of provider. <BR> <BLOCKQUOTE TYPE=CITE> <P>zm</BLOCKQUOTE> <PRE>-- @= //RSSH <A HREF="mailto://Ruslan@Shevchenko.Kiev.UA">mailto://Ruslan@Shevchenko.Kiev.UA</A></PRE> </HTML> --------------564A53704317322862423252--
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