[Lilux-help] on/off problems with IP

[Brent Frère]

Under some distros, pump would do the trick.

Otherwise, under SuSE, the easiest is
# rcnetwork restart

which reinialises all network interfaces, and also the DHCP client 
running on the interfaces configures to use DHCP.

Yours,

Serge Marelli a écrit :

>Hi,
>
>I normally access the Net via the cable.
>Sometimes, when I boot my computer, I don't have an IP address.  This is
>usually because for one reason or the other I've unplugged my
>cable-modem.  So I plug the modem back in and... nada... still no IP
>(even if I wait).
>So I usually have to reboot :(
>
>My question : is there a way to force the system to recognize that the
>network (cable-modem) plugged to eth0 is back up and that it should
>request an IP address (via DHCP)?
>
>Would something like 
>
>~ # ifconfig eth0 down
>~ # ifconfig eth0 up 
>
>work?
>Do I have to specify anything to let it know it should use DHCP to get
>the IP adress or will it find that info in one of the config files?
>(which one for my education?)
>
>Will ipchains or other firewall be affected?  Since there was no net on
>that card at boot time, were the rules concerning this card enabled?
>
>I may try this before I get an answer, but I'd like to know if there may
>be some unforeseen side-effects.
>
>thanks
>  Serge
>
>
>  
>

-- 
Brent Frère

Private e-mail:  Brent at BFrere.net

Postal address: 5, rue de Mamer
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