Model: BT2700HGV / 2700HGV
Operating System: Not Applicable (Note: might work with other versions of this os.)
goto this page to flash it. http://gateway.2wire.net/tech/upgrade.html
This is a ZIPPED file, so for goodness sake UNZIP it so that you are left with a folder containing a file named "bt-2700hgv_reinstall_voice_adsl.5-29-107-12.2sp". This is the file you wanna flash the 2700HGV with!