Many big ISPs want the search domain to be their own for ease of client setup. Users can then setup mail clients and the like easily. The would make the pop3 server pop3.attbi.com and the smtp server smtp.attbi.com (or something similar), then users would only have to put pop3 and smtp in when configuring their client software....
S >From: "Michael D. Schleif" <[EMAIL PROTECTED]> >Reply-To: [EMAIL PROTECTED] >To: guitarlynn <[EMAIL PROTECTED]> >CC: [EMAIL PROTECTED] >Subject: Re: [Leaf-user] DCD, dhclient & /etc/resolv.conf ??? >Date: Sun, 13 Jan 2002 21:34:34 -0600 > > >guitarlynn wrote: > > > > On Sunday 13 January 2002 19:29, Michael D. Schleif wrote: > > > Is it possible that my ISP is diddling with my /etc/resolv.conf when > > > my fixed-address, dhcp lease is re-negotiated? > > > > It is supposed to so your box can resolve ip host names. This > > information is sync'ed for use with dnscache. > >No, it is *not* supposed to do that! Why should it? > >The system administrator ought to be in charge of the system, which >includes /etc/resolv.conf. If some automated process is diddling with >system configuration files, there had better be a good, _documented_ >reason ;> > >Adding to the `search' directive is one thing -- replacing it is quite >another ;< > >Since I am running tinydns-private, *replacing* the search statement >breaks my dns! > >And, *why* would I want to seach the domain attbi.com? They will not >delegate any attbi.com subdomain to me -- so, what purpose could it >serve? > > > > I am running DCD, dhclient, dnscache and tinydns-private on my local > > > firewall. When the system boots -- as I just did 2 minutes ago -- > > > resolv.conf shows this: > > > > > > search private.network > > > > > > Sometime in the last several hours, something changed this to: > > > > > > search attbi.com > > > > > > This has happened several times in the last couple weeks; but, not so > > > frequently that I've got all of the evidence inline. Obviously, > > > scripts that refer to hosts by short name (cat /etc/hostname) no > > > longer resolve like this ;< > > > > > > The only thing I can figure -- since I didn't change resolv.conf -- > > > is that the lease expired and during re-negotiation, dhclient rewrote > > > the search line ?!?! > > > > > > What do you think? > > > > I think your correct and it stays that way until dnscache and/or > > tiny-dns update themselves for the new lease. This isn't your ISP > > hacking your box if that is what your asking, this is normal operation. > > I go ahead and put my isp's domain name in the dns portion of > > network..conf, but you may have a conflict with this from what I > > am gathering from your post. You might make your problem/question > > a little more clear if this doesn't help you. > >I believe that I am quite clear on what I'm asking. Unfortunately, I >think that you missed my point entirely . . . > >Where is it documented that dhclient will re-write resolv.conf? > >-- > >Best Regards, > >mds >mds resource >888.250.3987 > >Dare to fix things before they break . . . > >Our capacity for understanding is inversely proportional to how much we >think we know. The more I know, the more I know I don't know . . . > >_______________________________________________ >Leaf-user mailing list >[EMAIL PROTECTED] >https://lists.sourceforge.net/lists/listinfo/leaf-user _________________________________________________________________ MSN Photos is the easiest way to share and print your photos: http://photos.msn.com/support/worldwide.aspx _______________________________________________ Leaf-user mailing list [EMAIL PROTECTED] https://lists.sourceforge.net/lists/listinfo/leaf-user
