My ADSL experience
setup of rp_pppoe on debian 2.2
Firewall script I use for connecting to ADSL
Firewall script I do use for modem connections
detect ADSL line problems
This is somewhat experimental specilaly the last part about telnet authentication. I never succeeded in making this work and suspect that this protocol is not supported any more.
handle line and modem problems
Check this to avoid my problems.
CERT warning about security bugs with the Alcatel Speedtouch modem
By following the links in this document you can find a lot of inside information about the speedtouch modems.