OS: Debian Testing (Squeeze: Aug 2009)
Method 1
Need to replace the Network manager conf. file in dbus. With the default setting pppd times out with this error in daemon.log
pppd_timed_out(): Looks like pppd didn't initialize our dbus module
Location:
/etc/dbus-1/system.d/NetworkManager.conf
Look here for details: https://bugs.launchpad.net/ubuntu/+source/network-manager/+bug/371291/comments/16
Method 2
using wvdial, these are the settings for my connection in Sydney.
[31]
Init1 = ATZ
Init2 = ATQ0 V1 E1 S0=0 &C1 &D2
Init3 = AT+CFUN=1;+CGDCONT=1,"IP","3netaccess"
Modem = /dev/ttyUSB0
Phone = *99#
Idle Seconds = 3000
Password = guest
Stupid Mode = 1
Baud = 115200
Auto DNS = 1
Dial Command = ATD
Ask Password = 0
ISDN = 0
Username = guest
FlowControl = NOFLOW