a friend of mine asked me to look at his system to see if i could program it for ringing over the paging system at night i can set up the button for uda and it doesnt work after reading what docs hes got it says the trunks have to be programmed for UDA i can get into the programming port with my laptop but cant figure out how to set up the trunks programming. any help would be appreciated. or is it easier to program from a phone. ill be studying the manuals all this weekend.