Re: Re[2]: can't resolve named hosts


Subject: Re: Re[2]: can't resolve named hosts
From: Justin Christopher (jchristopher@takenote.net)
Date: Sun Mar 03 2002 - 21:12:33 MST


The "server" is an Apple Airport base station, so I don't have lots of
options there. What's "pump"?

On Sunday, March 3, 2002, at 07:53 PM, Jer_57 wrote:

> Hello Justin,
>
> Actually, using pump as the client and having a properly setup DHCP
> server, the DNS settings are passed on and picked up correctly. I
> have this running on serveral YellowDog systems as well as RedHat
> and HardHat systems. If the server isn't setup to pass on gateway
> and DNS settings, then the client won't set them up properly when it
> gets it's IP. Might want to make sure your dhcpd.conf file is setup
> correctly on the server.
>
> jer
>
> Sunday, March 03, 2002, 8:20:17 PM, you wrote:
>
>
> JC> On Saturday, March 2, 2002, at 01:43 PM, Keary Suska wrote:
>
>>> on 3/2/02 2:30 PM, jchristopher@takenote.net purportedly said:
>>>
>>>> I connect to the internet via an Airport Base Station that hands out
>>>> IPs
>>>> via DHCP at boottime. Works fine for Windows and OS X clients, both
>>>> wired and wireless.
>>>>
>>>> Under YDL 2.1 on my iBook, I can ping numeric hosts on my LAN, ping
>>>> the
>>>> IP of the base station, and ping external internet hosts
>>>> (206.117.xxx.yyy, etc. ). But named hosts like mail.mydomain.com or
>>>> www.yahoo.com just time out and never connect.
>>>
>>> The answer is fairly obvious--it's a DNS problem. Check your
>>> resolv.conf
>>> file to make sure valid entries are made. Depending on how your DHCP
>>> server
>>> works, you may have to specify DNS hosts manually.
>>>
>>> Keary Suska
>>> Esoteritech, Inc.
>>> "Leveraging Open Source for a better Internet"
>
>
> JC> Well, since both OSX and Windows hosts can get IPs and resolve hosts
> JC> without the need to hard code in a DNS server, why should it be
> that way
> JC> under Linux? Should not YellowDog get the DNS server on the fly
> from the
> JC> DHCP server?
>
> JC> Of course I can hard code valid DNS servers into resolv.conf - but
> that
> JC> kind of defeats the point of getting everything from DHCP... what
> if my
> JC> ISP decides to switch the IP of their DNS servers?
>
> JC> Clients that honor the "dynamic" DNS will keep working, and the
> JC> hard-coded DNS server IPs I feed YellowDog will fail!
>
>
> --
> Best regards,
> Jer_57 mailto:jer_57@yahoo.com
>



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