Voilà ce que j'ai dans la log ...
Gotcha, I found your ADSL ALCATEL SpeedTouch USB modem!
best offset 6463 with probability 87%
best offset 532634 with probability 100%
BLOCK0 : 511 bytes downloaded : OK
BLOCK1 : 991 bytes uploaded : OK
BLOCK2 : 511 bytes downloaded : OK
BLOCK3 : 526187 bytes uploaded : OK
BLOCK4 : 511 bytes downloaded : OK
Reference : 3EC XXXXXXXXX 0X (see under your modem box)
ADSL line is blocked?
ADSL line is synchronising
ADSL line is synchronising
received interrupts, len = 6
a1 00 01 00 00 00 ......
ADSL line is up, downstream at 608 kbit/s, upstream at 160 kbit/s
ADSL link goes UP