продолжение

кусок лога...
pppd[4873]: pppd 2.4.2 started by root, uid 0
pppd[4873]: using channel 2
pppd[4873]: Using interface ppp0
pppd[4873]: Connect: ppp0 <--> /dev/pts/7
pptp[4874]: anon log[main:pptp.c:267]: The synchronous pptp option is NOT activated
pptp[4886]: anon log[ctrlp_rep:pptp_ctrl.c:251]: Sent control packet type is 1 'Start-Control-Connection-Request'
pptp[4886]: anon log[ctrlp_disp:pptp_ctrl.c:738]: Received Start Control Connection Reply
pptp[4886]: anon log[ctrlp_disp:pptp_ctrl.c:772]: Client connection established.
pppd[4873]: sent [LCP ConfReq id=0x1 <asyncmap 0x0> <magic 0xddf1c16f> <pcomp> <accomp>]
pptp[4886]: anon log[ctrlp_rep:pptp_ctrl.c:251]: Sent control packet type is 7 'Outgoing-Call-Request'
pptp[4886]: anon log[ctrlp_disp:pptp_ctrl.c:857]: Received Outgoing Call Reply.
pptp[4886]: anon log[ctrlp_disp:pptp_ctrl.c:896]: Outgoing call established (call ID 0, peer's call ID 8112).
pppd[4873]: rcvd [LCP ConfReq id=0x1 <auth chap MS-v2> <magic 0x82c47c81>]
pppd[4873]: sent [LCP ConfAck id=0x1 <auth chap MS-v2> <magic 0x82c47c81>]
pppd[4873]: rcvd [LCP ConfAck id=0x1 <asyncmap 0x0> <magic 0xddf1c16f> <pcomp> <accomp>]
pppd[4873]: rcvd [CHAP Challenge id=0x1 <8058690ce509a690004d3a5243904289>, name = "KRZ-HFC"]
pppd[4873]: Fatal signal 11
pptp[4886]: anon log[callmgr_main:pptp_callmgr.c:255]: Closing connection (shutdown)
pptp[4886]: anon log[ctrlp_rep:pptp_ctrl.c:251]: Sent control packet type is 12 'Call-Clear-Request'
pptp[4886]: anon log[call_callback:pptp_callmgr.c:78]: Closing connection (call state)
pppd[4873]: Exit.

man pppd говорит, что
11 The peer system failed (or refused) to authenticate itself
Хотя и логин и пароль правильные.

Да чуть не забыл, перед запуском скрипта сетевую поднимаю, беру настройки по DHCP с модема (настройки как в винде).

mppe включил ?

Спасибо, я уже всё сам настроил :)
mppe мне включать не нужно, т.к. соединение без шифрования...