Privetiki, s siemensom mc35 nikto ne drugit, poprobuiu po drugomu. Pi6u prostej6ij skript:
pppd connect "chat -v ''ATZ OK ''" /dev/ttyS0 115200 ...
v otvet v /var/log/messeges:
chat: sending (ATZ^M)
chat: except (OK)
chat: alarm
chat: exit.
Gde problema? Zaranee blagodaren.