Re: question about ifup and ifconfig

[David Roundy <droundy@jdj5.mit.edu>]

On Fri, Mar 01, 2002 at 12:50:54PM +0800, Ren Weili wrote:
> i have my laptop so:
> /etc/init.d/networkings:
>   case "$1" in
>     start)
> 	doopt spoofprotect yes
>         doopt syncookies no
>         doopt ip_forward no
> 
>         echo -n "Configuring network interfaces: "
> 	echo "please select your environment:"
> 	echo "[1]:home"
> 	echo "[2]:office"
> 	read home_office
> 	if [ $home_office -eq "1" ]; then
>         	ifup -a -i /etc/network/interfaces.home	
> 		rm -f /etc/resolv.conf
> 		ln -s /etc/resolv.conf.home /etc/resolv.conf
> 		rm -f /etc/apt/apt.conf
> 	elif [ $home_office -eq "2" ]; then
>         	ifup -a -i /etc/network/interfaces.office		
> 		rm -f /etc/resolv.conf
> 		ln -s /etc/resolv.conf.office /etc/resolv.conf
> 		if [ ! -f /etc/apt/apt.conf ]; then
> 			ln -s /etc/apt/apt.conf.office
> /etc/apt/apt.conf	
> 		fi
> 	fi
> 	echo "done."
> 	;;
> 
> and it works good.

You might try guessnet, which can automatically determine your
environment.

> my question here is: 
> 	2) how can i use ifconfig to bring up eth0 with dhcp?

man interfaces
apt-get install pump
-- 
David Roundy
http://civet.berkeley.edu/droundy/