Promise announced a new firmware, support for terabyte drive modules and a new sleeker chassis design at MacWorld. While the chassis design and the terabyte drive module support are self explanatory you might be asking what’s up with the ‘ole firmware upgrade. To upgrade the firmware start off by going to the Promise website for the firmware updater, read the agreement and click on I Agree to download the AppleMultifw_v10.05.2270.01.zip file. Extract the file and grab the AppleMultifw_v10.05.2270.01.img file. Now make sure that any media being stored on the SAN has been backed up to a secure location. Now for the easy part, log in to the web portal for…