Соединяюсь через скрипты, хватило 2-х файлов:
edw1n@host:~> cat /usr/sbin/gprs
#!/bin/sh
DIALTIMEOUT=20
MODEM=rfcomm0 SPEED=115200 MODEM_INIT='AT+CGDCONT=1,\"IP\",\"internet.etk.ru\" OK'
IH_IP=" ipcp-accept-local ipcp-accept-remote noipdefault
debug usepeerdns user etk mtu 576
novj nobsdcomp novjccomp nopcomp noaccomp"
LOGSCRIPT="CONNECT"
PHONE="*99***1#"
# ������� pppd ����default router, � �����- �������
# ���������� � ���� ������ �/etc/ppp/ip-up.local �/etc/ppp/ip-down.local
# DR=`route -n | egrep '^0.0.0.0'| grep -v ppp | sed 's/^[^ ]* *\([^ ]*\) .*/default gw \1/'` ;
# if [ -n "$DR" ] ; then
# trap "echo route add $DR ; route add $DR ; exit" 2 3 9 15
# route delete $DR
# echo route delete $DR
# fi
##########################
##################### ����� ����� pppd ��������####################
while true ; do
/usr/sbin/pppd \
connect '/usr/sbin/chat -v ABORT "NO DIALTONE" ABORT "NO CARRIER" ABORT BUSY "" '"$MODEM_INIT"' ATDP'$PHONE' '"$LOGSCRIPT"' ;' \
crtscts defaultroute modem -detach mru 576 \
$NASH_IP:$IH_IP /dev/$MODEM $SPEED
cat /etc/ppp/resolv.conf > /etc/resolv.conf
sleep $DIALTIMEOUT
done
edw1n@host:~> cat /etc/bluetooth/rfcomm.conf
#
# RFCOMM configuration file.
#
# $Id: rfcomm.conf,v 1.1 2002/10/07 05:58:18 maxk Exp $
#
rfcomm0 {
# Automatically bind the device at startup
bind yes;
# Bluetooth address of the device
device xx:xx:xx:xx:xx:xx;
# RFCOMM channel for the connection
channel 1;
# Description of the connection
comment "Dial-Up Networking";
}
Результат:
host:~ # gprs
Serial connection established.
using channel 4
Using interface ppp0
Connect: ppp0 <--> /dev/rfcomm0
sent [LCP ConfReq id=0x1 <mru 576> <asyncmap 0x0> <magic 0xcf0c4746>]
rcvd [LCP ConfReq id=0x1 <asyncmap 0x0> <magic 0xce33f9ca> <pcomp> <accomp>]
sent [LCP ConfRej id=0x1 <pcomp> <accomp>]
rcvd [LCP ConfAck id=0x1 <mru 576> <asyncmap 0x0> <magic 0xcf0c4746>]
rcvd [LCP ConfReq id=0x2 <asyncmap 0x0> <magic 0xce33f9ca>]
sent [LCP ConfAck id=0x2 <asyncmap 0x0> <magic 0xce33f9ca>]
sent [LCP EchoReq id=0x0 magic=0xcf0c4746]
sent [CCP ConfReq id=0x1 <deflate 15> <deflate(old#) 15>]
sent [IPCP ConfReq id=0x1 <addr 0.0.0.0> <ms-dns1 0.0.0.0> <ms-dns3 0.0.0.0>]
rcvd [LCP EchoRep id=0x0 magic=0xce33f9ca]
rcvd [LCP ProtRej id=0x3 80 fd 80 fd 01 01 00 0c 1a 04 78 00]
rcvd [IPCP ConfReq id=0x1 <addr 10.30.3.132>]
sent [IPCP ConfAck id=0x1 <addr 10.30.3.132>]
rcvd [IPCP ConfNak id=0x1 <addr 10.30.3.132> <ms-dns1 10.10.30.3> <ms-dns3 10.10.30.4>]
sent [IPCP ConfReq id=0x2 <addr 10.30.3.132> <ms-dns1 10.10.30.3> <ms-dns3 10.10.30.4>]
rcvd [IPCP ConfAck id=0x2 <addr 10.30.3.132> <ms-dns1 10.10.30.3> <ms-dns3 10.10.30.4>]
local IP address 10.30.3.132
remote IP address 10.30.3.132
primary DNS address 10.10.30.3
secondary DNS address 10.10.30.4
Script /etc/ppp/ip-up started (pid 7427)
Script /etc/ppp/ip-up finished (pid 7427), status = 0x0
Как видишь, все нормально работает
. В винде с ними работает. 
