[TriLUG] DHCP renewal problems

[Matt Pusateri]

Christopher L Merrill wrote:
> Matt Pusateri wrote:
>   
>> What happens when you just ifdown ifup the interface.  Also the LiveCD 
>>     
>
> Same result  :(
>
>   
>> maybe running NetworkManager which will do some funky stuff in and of 
>> itself to get networking working.
>>     
>
> You are correct -- I saw:
>    NetworkManager: <info> Device 'eth0' DHCP transaction took too
>    long (>45s), stopping it.
>
>
> Additionally I:
> - booted an older Knoppix disk (4.1?) on one of the SC1420s.  I was able
> to "/sbin/service networking restart" successfully.  It didn't say
> anything about re-DHCPing, but I assume it did that under the covers.
> - booted the Fedora 7 CD on my Thinkpad.  It didn't like the video card
> or wireless NIC very much, but it DHCPed on the ethernet adapter without
> any problems and restarting the network was successful.
>
> It looks like this problem is specific to Fedora7 and some part of the
> Dell hardware...I'll assume it is the NIC.  Since we'll be releasing
> this to customers soon, I wish I had a better feel for just how many
> PC models out there will be affected by this :(
>
>
> Chris
>
>   
Respin your live cd with Network manager disabled and then try it. I bet 
Network Manager is fouling things up, or adjust your scripts to restart 
Network Manager as well. Unless you want your livecd to setup a wireless 
card for them to use, you don't NetworkManager it anyways.

Matt P.