Dell TrueMobile 2300
Original Dell firmware
To aid users of non-Windows operating systems [:JonathanKollasch:I]'ve extracted Dell's self-extracting archive and posted it on the web at:
http://user.kollasch.net/jakllsch/files/Dell_TrueMobile_2300/
OpenWrt
See http://wiki.openwrt.org/OpenWrtDocs/Hardware/Dell/Truemobile2300