Dimenticavo....
l' "allegato":

You are using linux kernel version 2.4.20-8
Support for USB is OK
Preliminary USB device filesystem is OK
dabusb module is not loaded: OK
ehci-hcd module is not loaded: OK
UHCI support is OK
OHCI support is missing... trying to load
Hint: insmod errors can be caused by incorrect module parameters, including invalid IO or IRQ parameters.
You may find more information in syslog or the output from dmesg
OHCI support: failed to load
/dev/ppp is OK
HDLC support is OK
HDLC support is OK (no bug)
You are using pppd version 2.4.1
No existing PPP connection... trying to make one (please wait)
using channel 19
Using interface ppp0
Connect: ppp0 <--> /dev/pts/2
sent [LCP ConfReq id=0x1 <asyncmap 0x0> <magic 0x920d4085>]
sent [LCP ConfReq id=0x1 <asyncmap 0x0> <magic 0x920d4085>]
sent [LCP ConfReq id=0x1 <asyncmap 0x0> <magic 0x920d4085>]
sent [LCP ConfReq id=0x1 <asyncmap 0x0> <magic 0x920d4085>]
sent [LCP ConfReq id=0x1 <asyncmap 0x0> <magic 0x920d4085>]
sent [LCP ConfReq id=0x1 <asyncmap 0x0> <magic 0x920d4085>]
sent [LCP ConfReq id=0x1 <asyncmap 0x0> <magic 0x920d4085>]
sent [LCP ConfReq id=0x1 <asyncmap 0x0> <magic 0x920d4085>]
sent [LCP ConfReq id=0x1 <asyncmap 0x0> <magic 0x920d4085>]
sent [LCP ConfReq id=0x1 <asyncmap 0x0> <magic 0x920d4085>]
LCP: timeout sending Config-Requests
Connection terminated.
Couldn't get channel number: Input/output error
using channel 20
Using interface ppp0
Connect: ppp0 <--> /dev/pts/4
Script /usr/local/bin/pppoeci -alt 4 -vpi 8 -vci 35 -vendor 0x0915 -product 0x8000 -mode LLC_RFC2364 finished (pid 25931), status = 0xfa
Script /usr/local/bin/pppoeci -alt 4 -vpi 8 -vci 35 -vendor 0x0915 -product 0x8000 -mode LLC_RFC2364 finished (pid 25889), status = 0x0
sent [LCP ConfReq id=0x2 <asyncmap 0x0> <magic 0xc3c6ca76>]
sent [LCP ConfReq id=0x2 <asyncmap 0x0> <magic 0xc3c6ca76>]
sent [LCP ConfReq id=0x2 <asyncmap 0x0> <magic 0xc3c6ca76>]
sent [LCP ConfReq id=0x2 <asyncmap 0x0> <magic 0xc3c6ca76>]
sent [LCP ConfReq id=0x2 <asyncmap 0x0> <magic 0xc3c6ca76>]
sent [LCP ConfReq id=0x2 <asyncmap 0x0> <magic 0xc3c6ca76>]
sent [LCP ConfReq id=0x2 <asyncmap 0x0> <magic 0xc3c6ca76>]
sent [LCP ConfReq id=0x2 <asyncmap 0x0> <magic 0xc3c6ca76>]
sent [LCP ConfReq id=0x2 <asyncmap 0x0> <magic 0xc3c6ca76>]
sent [LCP ConfReq id=0x2 <asyncmap 0x0> <magic 0xc3c6ca76>]
LCP: timeout sending Config-Requests
Connection terminated.
Couldn't get channel number: Input/output error
using channel 21
Using interface ppp0
Connect: ppp0 <--> /dev/pts/2
Script /usr/local/bin/pppoeci -alt 4 -vpi 8 -vci 35 -vendor 0x0915 -product 0x8000 -mode LLC_RFC2364 finished (pid 25956), status = 0xfa
Script /usr/local/bin/pppoeci -alt 4 -vpi 8 -vci 35 -vendor 0x0915 -product 0x8000 -mode LLC_RFC2364 finished (pid 25932), status = 0x0
sent [LCP ConfReq id=0x3 <asyncmap 0x0> <magic 0x36485466>]
sent [LCP ConfReq id=0x3 <asyncmap 0x0> <magic 0x36485466>]
sent [LCP ConfReq id=0x3 <asyncmap 0x0> <magic 0x36485466>]
sent [LCP ConfReq id=0x3 <asyncmap 0x0> <magic 0x36485466>]
sent [LCP ConfReq id=0x3 <asyncmap 0x0> <magic 0x36485466>]
sent [LCP ConfReq id=0x3 <asyncmap 0x0> <magic 0x36485466>]
sent [LCP ConfReq id=0x3 <asyncmap 0x0> <magic 0x36485466>]
sent [LCP ConfReq id=0x3 <asyncmap 0x0> <magic 0x36485466>]
sent [LCP ConfReq id=0x3 <asyncmap 0x0> <magic 0x36485466>]
sent [LCP ConfReq id=0x3 <asyncmap 0x0> <magic 0x36485466>]
LCP: timeout sending Config-Requests
Connection terminated.
Waiting for 1 child processes...
script /usr/local/bin/pppoeci -alt 4 -vpi 8 -vci 35 -vendor 0x0915 -product 0x8000 -mode LLC_RFC2364, pid 25957
Script /usr/local/bin/pppoeci -alt 4 -vpi 8 -vci 35 -vendor 0x0915 -product 0x8000 -mode LLC_RFC2364 finished (pid 25957), status = 0x0
PPP connection failed: check your vci & vpi parameters in /etc/ppp/peers/adsl and check for USB errors in /var/log/messages
Oct 17 19:16:01 saralb kernel: usb-uhci.c: process_transfer: fixed toggle