Использую diald #diald.conf : mode ppp connect /etc/ppp/diald_ppp device /dev/tttyS0 speed 115200 modem lock crtscts local 192.77.0.2 remote 192.77.0.1 dinamyc defaultroute include /usr/lib/diald/standard.filter #/etc/ppp/diald_ppp exec chat -v "" ATZ OK ATDP123456 CONNECT "" name: vasya word: pup проходин login и pasw. затем отрубается massages: ... Dec 4 09:46:15 egor chat[972]: ATDP123456^M^M Dec 4 09:46:15 egor chat[972]: CONNECT Dec 4 09:46:15 egor chat[972]: -- got it Dec 4 09:46:15 egor chat[972]: send (^M) Dec 4 09:46:15 egor chat[972]: expect ( ) Dec 4 09:46:15 egor chat[972]: Dec 4 09:46:15 egor chat[972]: -- got it Dec 4 09:46:15 egor diald[882]: Connected to site 194.77.0.1 Dec 4 09:46:15 egor diald[882]: Running pppd (pid = 975). Dec 4 09:46:15 egor pppd[975]: pppd 2.3.11 started by root, uid 0 Dec 4 09:46:15 egor pppd[975]: Using interface ppp0 Dec 4 09:46:15 egor pppd[975]: Connect: ppp0 <--> /dev/ttyS0 Dec 4 09:46:16 egor kernel: Device not ready. Make sure there is a disc in the drive. Dec 4 09:46:24 egor last message repeated 4 times Dec 4 09:46:24 egor pppd[975]: Hangup (SIGHUP) Dec 4 09:46:24 egor pppd[975]: write: warning: Input/output error (5) Dec 4 09:46:24 egor pppd[975]: Modem hangup Dec 4 09:46:24 egor pppd[975]: Connection terminated. Dec 4 09:46:24 egor pppd[975]: Exit. Dec 4 09:46:24 egor diald[882]: start sl0: SIOCSIFMETRIC: Operation not supported Dec 4 09:46:24 egor diald[882]: start sl0: RTNETLINK answers: No such process Dec 4 09:46:24 egor diald[882]: stop ppp0: RTNETLINK answers: No such process Dec 4 09:46:24 egor kernel: ppp: ppp0 not active Dec 4 09:46:24 egor diald[882]: stop ppp0: SIOCSIFFLAGS: Device not configured Dec 4 09:46:25 egor diald[882]: Delaying 30 seconds before clear to dial.