Date: Wed, 04 Feb 1998 21:23:37 +0000 From: "Aaron D. Gifford" <agifford@infowest.com> To: questions@FreeBSD.ORG Subject: Re: why must POP clients have a resolvable IP ? what about dynamic IPs ? Message-ID: <34D8DC59.E2AE67F9@infowest.com> References: <Pine.BSI.3.95.980204143638.29853A-100000@buffnet11.buffnet.net>
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Steve Hovey wrote: > > It doesnt have to do with dynamic IPs - it has to do with that ISP failing > to set up proper in-addr.arpa in his name service. > > On Wed, 4 Feb 1998, chas wrote: > > > I'm sure we've all seen this error message before : > > > > >> popper[14612]: (v2.2) Unable to get canonical name of client, err = 0 > > > > And checking the archives again, the explanation is : > > > > [snip] > > "This means it can't get the domain name of the IP that is using popper. > > Try doing a nslookup on the IP, if it fails that is the reason." > > "You need to put the IP address of your client in the named or hosts." > > [/snip] > > > > But the people who are collecting their mail via POP from our mailserver > > are accessing the web through the local ISP (which is not us.) and hence > > they have dynamic IPs. Is there any way to solve this in such circumstances ? > > > > Thank you very much, > > > > chas > > > > > > > > ------------------------------------------------------------------ > Steve Hovey > Chief Engineer > BuffNET More Than Just a Connection! > ------------------------------------------------------------------ Hmmm, I've seen these sorts of popper complaints in my logs even though I have a working, tested, and accurate reverse DNS setup. Aaron out.
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