You should verify that Putty works with TV .. Will TV respond to commands using Putty ?
Are you very sure that TV is rooted "correctly" ?
Re-rooting sometimes solve strange problems.
Options:
Try disabling firewall all togeather.
Try another computer .. analyse differences, if other one works.
Try another TV .. analyse differences, if other one works.
Try tracking down sectroyer, put a gun up his left nostril, and ask him nicely if he would mind being a little more forthcomming in his "help"
Let us know what you figure out ..
