The day has finally come when you can install the much awaited Android 4.0.3 Ice Cream Sandwich firmware on your gigantic Galaxy Note, thanks to RootzWiki you can download the leaked firmware with build number IML74K.144 and baseband version I717UCLC5, check out the screenshots of the new firmware of Galaxy Note SGH I717 running Ice Cream Sandwich v4.0.3 with download links below.
Android 4.0.3 ICS Firmware for Samsung SGH I717
Torrent download link | Filename: SGH_I717UCLC5_exe | Size: 887.4 MB
Official Rootwiki Thread
Its an Odin one click installation file for an easy upgradation of Galaxy Note firmware.