ifup

Eric "Shubes" plug at shubes.net
Sun Feb 5 13:39:07 MST 2006


Mikey,
Looks like you need to edit the /etc/network/interfaces file.
If you tell us what it presently contains, we might be able to tell you 
what to do to fix it.
# man interfaces<cr> might tell you about its contents.

Major.Mikey wrote:
> oh wait, I forgot to give you the error message ifupdown has been giving me. 
> It will help!
> 
> bmike1 at 2[bmike1]$ sudo ifup eth0
> /etc/network/interfaces:34: duplicate interface
> ifup: couldn't read interfaces file "/etc/network/interfaces"
> bmike1 at 2[bmike1]$ sudo ifup /dev/eth0
> /etc/network/interfaces:34: duplicate interface
> ifup: couldn't read interfaces file "/etc/network/interfaces"
> bmike1 at 2[bmike1]$ sudo ifdown /dev/eth0
> /etc/network/interfaces:34: duplicate interface
> ifdown: couldn't read interfaces file "/etc/network/interfaces"
> bmike1 at 2[bmike1]$ sudo ifdown eth0
> /etc/network/interfaces:34: duplicate interface
> ifdown: couldn't read interfaces file "/etc/network/interfaces"
> bmike1 at 2[bmike1]$
> 
> On Sunday 05 February 2006 09:27 am, you wrote:
> 
>>no one here sugggested I do the ifdown/up thing but I did try it . In any
>>casegoogling found dhcp3-client and it's webpage says
>>
>> 'Cable modem users likely need this or another dhcp client
>> 'to successfully connect to the network. '
>>
>>so I am downloading it (apt-get) and we'll see if that works.
>>
>>Don't worry about half following the progress.... any help I get is greatly
>>appreciated.
>>
>>On Sunday 05 February 2006 09:01 am, Darrin Chandler wrote:
>>
>>>First off, I've only half followed your progress, so you may have tried
>>>everything below already...
>>>
>>>Try "ifdown eth0" before "ifup eth0" and see if ifup works then. If it
>>>still gives errors then it sounds like somethings wrong there. I don't
>>>know Mepis, btw.
>>>
>>>If that stuff doesn't work, you should still be able to do "ifconfig
>>>eth0 up" and get somewhere.
>>>
>>>After eth0 is up, then you *should* be able to do "dhclient eth0" to get
>>>an IP address for that interface through dhcp. ASSUMING that all your
>>>network setup is correct then ifup will do this for you, but I think
>>>that's NOT the case here.
>>>
>>>When you try "dhclient eth0" it should print some progress messages, or
>>>errors.


-- 
-Eric 'shubes'

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