atcomsystems.ca/forum Forums TDM Business Telephone Systems Avaya - Lucent Telephones & Systems Merlin 820D2 - Rings like a Definity?

If you put the phone in programming mode with the t-p switch on the side then you can press the speaker button to change the ring. It eight different rings. All of the lines on that particular phone would ring the with the tone you choose and it is set at each phone