UMTS USB stick ("congstar surfstick") under Ubuntu 11.04 natty with network-manager 0.8.4, network-manager-gnome 0.8.4

props:

https://www.heise.de/artikel-archiv/ct/2011/16/134_UMTS-Sticks-unter-Linux

prerequisites:

network-manager
network-manager-gnome

connect USB stick

$ lsusb

... ID 19d2:0039 ONDA Communication S.p.A.

and watch

/var/log/syslog

or the like if the modem part of the device is properly recognized.

... usb_modeswitch: switching 19d2:2000 (congstar Surfstick: congstar Surfstick)

also check

$ lsmod

usb_wwan               19711  1 option
usbserial              37116  7 option,usb_wwan

start network-manager

# NetworkManager

and configure away. the 'new connection' wizard worked for me, I only had to enter my PIN and select 'Connect automatically'.

Number: *99#
Username: t-mobile
Password: tm

APN: internet.t-mobile
PIN: ****

$ ifconfig

ppp0

$ ps -efd

/usr/sbin/modem-manager
/usr/sbin/pppd nodetach lock nodefaultroute user t-mobile ttyUSB2 noipdefault noauth usepeerdns lcp-echo-failure 0 lcp-echo-interval 0 ipparam /org/freedesktop/NetworkManager/PPP/0 plugin /usr/lib/pppd/2.4.5/nm-pppd-plugin.so