Watchguard

I have a LAN which is protected by a Watchguard (Firebox) and access to the internet is through a standard, fibre modem provided by Zen. I know the ip and port number through which I can access the Watchguard for administration purposes. This is the same ip address that I get when using...

One day some of my video files changed to WEBM File. Not all of them. Some of them.....so i have 4 questions First.........Why would some change randomly? Second......Why would some change but others NOT change then? Third..........I have back up files of videos on a flash drive. So i thought...