root@debian:/home/s# cat /etc/wvdial.conf
[Dialer Defaults]
Init1 = ATZ
Init2 = ATQ0 V1 E1 S0=0 &C1 &D2
Modem Type = Analog Modem
Baud = 9600
New PPPD = yes
Modem = /dev/ttyUSB0
ISDN = 0
[Dialer orange]
Phone = *99#
Username =;
Password =;
root@debian:/home/s#

root@debian:/home/s# cat /etc/network/interfaces
auto lo
iface lo inet loopback

auto ppp0
allow-hotplug ppp0

iface ppp0 inet wvdial
provider orange
root@debian:/home/s#