Do you have a script /etc/ppp/ip-up? (And also ip-down, which is just a symlink to ip-up?)
I used to start and stop squid from that script.
Just have a look at that script - it is easy to read if you have some bash knowledge - and you will see where to insert the command calling your script.
Last edited by J_Szucs; 05-22-2004 at 11:59 PM.