FC 5 named service seems to "go away"

rlengland at verizon.net rlengland at verizon.net
Thu Jan 18 16:08:14 UTC 2007


>From: Matthew Saltzman <mjs at ces.clemson.edu>
>Date: 2007/01/18 Thu AM 06:53:05 CST
>To: For users of Fedora <fedora-list at redhat.com>
>Subject: Re: FC 5 named service seems to "go away"

>On Wed, 17 Jan 2007, Richard England wrote:
>
>> Thanks Bill.
>>
>>
>> I wondered about resolv.conf and here is what it says.  Note that I have 
>> NetworkManager running:
>>
>>
>>  $ cat /etc/resolv.conf
>>  # generated by NetworkManager, do not edit!
>>
>>  ; Use a local caching nameserver controlled by NetworkManager
>>
>>  search myhome.westell.com
>>
>>  nameserver 127.0.0.1
>>
>>
>> myhome.westell.com  is the DSL modem/router .   I was expecting to see 
>> nameserver 192.168.1.1
>>
>> instead of 127.0.0.1, since that is how my FC6 machine is running, but I've 
>> not been able to determine where I should change the configuration so this 
>> occurs.  Since NetworkManager is running changing resolve.conf directly fixes 
>> nothing since it changes it on the fly.
>
>127.0.0.1 is the "loopback" address.  For any machine, it connects to that
>machine itself.
>
>Caching nameserver uses 127.0.0.1 so that DNS requests from your machine 
>will use your own nameserver no matter what your LAN/WAN IP address is. 
>Nice for laptops, which change IP addresses depending on where they are. 
>Maybe slightly faster than the alternative (your LAN's nameserver or a 
>remote one) in other contexts.
>
>-- 
> 		Matthew Saltzman
>
>Clemson University Math Sciences
>mjs AT clemson DOT edu
>http://www.math.clemson.edu/~mjs
>
>-- 
>fedora-list mailing list
>fedora-list at redhat.com
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Well, that makes sense, though I don't understand why the FC6 machines are both looking at the DSL address (192.168.1.1).  But then I don't know much about NetworkManager, yet, at all.  

At least that seems to eliminate the ip address issue from being part of the named unresponsiveness. 

Thanks,

~~R




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