At https://live.gnome.org/NetworkManager/MobileBroadband I don't see the LG GT540 listed. Do you have reason to believe that your modem is supported by NM et al?
At https:/ /live.gnome. org/NetworkMana ger/MobileBroad band I don't see the LG GT540 listed. Do you have reason to believe that your modem is supported by NM et al?