Determining IP information for lo... failed

Sam Varshavchik mrsam at courier-mta.com
Sat Oct 13 00:24:18 UTC 2007


Peter Horst writes:

> When I reboot my FC5 machine, and when I run "service network restart," 
> I get the following error message:
> 
> Bringing up loopback interface:
> Determining IP information for lo... failed.
>                                                            [FAILED]
> 
> I don't what this means, and why it might be a bad thing.  All I know 
> for sure is that it slows down my boot process.
> 
> Here're the contents of /etc/networking/devices/ifcfg-lo:
> 
> DEVICE=lo
> IPADDR=127.0.0.1
> NETMASK=255.0.0.0
> NETWORK=127.0.0.0
> BROADCAST=127.255.255.255
> ONBOOT=yes
> NAME=loopback
> 
> Here's what ifconfig says:
> 
> Link encap:Local Loopback
>           UP LOOPBACK RUNNING  MTU:16436  Metric:1
>           RX packets:45 errors:0 dropped:0 overruns:0 frame:0
>           TX packets:45 errors:0 dropped:0 overruns:0 carrier:0
>           collisions:0 txqueuelen:0
>           RX bytes:13176 (12.8 KiB)  TX bytes:13176 (12.8 KiB)
> 
> Any pointers?

You probably have the BOOTP environment variable set somewhere. Grep for 
BOOTP in /etc/sysconfig/network and /etc/sysconfig/network-scripts/*

You'll find several references to the BOOTP environment variables. You're 
looking for something that sets it.


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