First: Follow one of the many guides on how to enable the usb modem,
do a google on the following words and it will help you: usb tethering windows phone 7 samsung omnia
Phone number: *99***1# (no username and password)
This seems to be needed to get Telia to work:
The go into the advanced settings on the "modem" and use this as "Extra initialization commands": +cgdcont=1,"ip","online.telia.se"
Good luck!
do a google on the following words and it will help you: usb tethering windows phone 7 samsung omnia
Phone number: *99***1# (no username and password)
This seems to be needed to get Telia to work:
The go into the advanced settings on the "modem" and use this as "Extra initialization commands": +cgdcont=1,"ip","online.telia.se"
Good luck!