doing an nslookup on any address (I've been using www.google.ca as my test URL) results in an error - "name could not be resolved" or something to that effect.
-----Original Message----- From: Kevin Anderson [mailto:[EMAIL PROTECTED] Sent: Wednesday, July 02, 2003 4:00 PM To: [EMAIL PROTECTED] Subject: Re: (clug-talk) Weird name resolution troubles and IPCop 1.3.0 Next up, can you what does dig show when you try to resolve a name? Kev. ----- Original Message ----- From: "Kevin Anderson" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Wednesday, July 02, 2003 1:27 PM Subject: Re: (clug-talk) Weird name resolution troubles and IPCop 1.3.0 > Out of curiosity, can you ping the DNS servers when you are recieving these > errors? > > kev. > > > ----- Original Message ----- > From: "Shawn Grover" <[EMAIL PROTECTED]> > To: <[EMAIL PROTECTED]> > Sent: Wednesday, July 02, 2003 10:15 AM > Subject: RE: (clug-talk) Weird name resolution troubles and IPCop 1.3.0 > > > > Well, adding the other name servers to my resolv.conf file didn't resolve > > the issue. It appears that I loose name resolution after a period of time > > (somewhere around 5 - 15 minutes). I'll do more digging over the next few > > days. > > > > Shawn > > > > -----Original Message----- > > From: Shawn [mailto:[EMAIL PROTECTED] > > Sent: Tuesday, July 01, 2003 2:52 PM > > To: [EMAIL PROTECTED] > > Subject: RE: (clug-talk) Weird name resolution troubles and IPCop 1.3.0 > > > > > > The RED interface on the IPCop box is using DHCP. All other interfaces on > > my network are static. > > I've added the other IP addresses mentioned in the other responses to my > > message, so we'll see how that goes. > > > > Thanks for the responses. > > > > Shawn > > > > -----Original Message----- > > From: Kevin Anderson [mailto:[EMAIL PROTECTED] > > Sent: Tuesday, July 01, 2003 9:32 AM > > To: [EMAIL PROTECTED] > > Subject: Re: (clug-talk) Weird name resolution troubles and IPCop 1.3.0 > > > > > > If you're getting DHCP from IPcop, it will be caching DNS info for you. > So > > I'd start by checking that it isn't affected first. > > > > Next, is the Gentoo box recieving a dhcp address? Is it also recieving > DNS > > from the DHCP server? > > > > I'd start by hardcoding the address and DNS settings. If that doesn't > work, > > then try using a different DNS server (24.71.223.145 is SHAW, and it'll > work > > fine for you). > > > > Kev. > > > > > > > > > > ----- Original Message ----- > > From: "Shawn" <[EMAIL PROTECTED]> > > To: "CLUG (E-mail)" <[EMAIL PROTECTED]> > > Sent: Tuesday, July 01, 2003 12:30 AM > > Subject: (clug-talk) Weird name resolution troubles and IPCop 1.3.0 > > > > > > > I'm seeing some weird things going on with my network. > > > > > > I have two computers behind an IPCop firewall. One of the computers is > my > > > W2K workstation - it has no problems doing name resolution and browsing > > the > > > web. The other computer is my Gentoo server and it will periodically > > refuse > > > to resolve names. It does this when I'm trying to install packages > > > sometimes, or even just trying to ping a remote server. > > > > > > I've just finished checking and reinstalling the IPCop firewall - and > saw > > > the symptoms appear again immediately (ping www.google.ca failed to > > > resolve). However, a few minutes later, it's resolving with no > problems. > > > The obvious assumption is that my server isn't setup right. But I've > just > > > checked it's hosts file, and resolv.conf file - hosts has entries for my > > > local computers, and resolv.conf has entries for my name servers (well, > > > Telus' servers). Should I not have my firewall computer in the > > resolv.conf > > > file? Would that be the cause of this sort of trouble? I've also > checked > > > the default gateway, and it's set correctly. > > > > > > Has anyone else running IPCop seen the same sort of behaviour? > > > > > > Thanks for any tips. > > > > > > Shawn > > > > > > > > > > > > > > > > > > >
