RE: [cobalt-users] [Qube 3] Mail Sending Problem (Posted Tuesday 13:08 Eastern)

["Brian R. Poppenwimer" <popper@xxxxxxxxxx>]

Thanks for all the help everybody.  But did this list die?  I haven't
received anything since Sunday?  Which was when I did all the
modifications. =)

---Brian

==========================================
Brian R. Poppenwimer, CNE, MCP
popper@xxxxxxxxxxxxxxx
Director Of Computer Operations
Nelson & Pope
www.nelsonpope.com


->------Original Message-----
->-From: cobalt-users-admin@xxxxxxxxxxxxxxx 
->-[mailto:cobalt-users-admin@xxxxxxxxxxxxxxx] On Behalf Of Andy Brown
->-Sent: Saturday, October 06, 2001 4:54 AM
->-To: cobalt-users@xxxxxxxxxxxxxxx
->-Subject: RE: [cobalt-users] [Qube 3] Mail Sending Problem
->-
->-
->-
->-> -----Original Message-----
->-> From: Brian R. Poppenwimer [mailto:popper@xxxxxxxxxx]
->-> Sent: 05 October 2001 19:12
->-> To: cobalt-users@xxxxxxxxxxxxxxx
->-> Subject: RE: [cobalt-users] [Qube 3] Mail Sending Problem
->-> 
->-> 
->-> *****   BIG SNIP   *****
->-> ->------Original Message-----
->-> ->-
->-> ->-
->-> ->-Probably not the case, but have you checked the DNS 
->-records for the
->-> ->-remote machines?? As typical time-outs like you're 
->-describing sound
->-> ->-classic of failing DNS.
->-> ->-Quick test is for the example above, getting onto the rack 
->-> ->-and doing an
->-> ->-nslookup on their address and see if it can resolve the IP 
->-> ->-address to a
->-> ->-host-name. If not, then that could be the heart of the 
->-> problem here.
->-> ->-
->-> ->-
->-> ->-Hopefully some pointers!! Can't come up with anything more 
->-> specific.
->-> ->-
->-> ->-Andy
->-> ->-http://www.ineedlinux.info
->-> ->-
->-> 
->-> Well thanks for all the help, it is helping.  This could 
->-be the case
->-> (and here we go showing my lack of dns & Linux knowledge).  But the
->-> addresses of my internal network nodes are not defined in any dns
->-> record, I did not think they needed to be defined because they are
->-> internal, they are just ips assigned by the dhcp server.  
->-> What has to be
->-> done to resolve this?  Do I need to define the whole ip range 
->-> in dns for
->-> my internal network, and what affect will this have on my 
->-dns records,
->-> since my dns server is a the primary dns server for my 
->-domain, will it
->-> try to supply these ips, even though they are not legal, to 
->-> the outside
->-> world?  Is there something else I should do, I was reading up on
->-> /etc/host.conf file, is that something that affects this 
->-also.  Sorry
->-> for all the basic questions, I'm trying to learn, but when 
->-they fire
->-> your assistant and you have to worry about so much by 
->-> yourself, certain
->-> things get ignored (lame excuse I know).
->-> Thanks a lot for all the help,
->-> ---Brian
->-> 
->-> 
->-> ==========================================
->-> Brian R. Poppenwimer, CNE, MCP
->-> popper@xxxxxxxxxxxxxxx
->-> Director Of Computer Operations
->-> Nelson & Pope
->-> www.nelsonpope.com
->-
->-
->-Just as an extra note, i've written quite a bit about DNS on 
->-a linux-faq
->-site, hopefully it might help explain or at least give some 
->-pointers for
->-the bewildered out there!
->-	http://ineedlinux.info
->-
->-
->-Andy
->-http://www.ineedlinux.info
->-http://www.linuxnetworking.co.uk
->-
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