Is there any way to send an FSK signal to an analog telephone through the M1. The Aastra PT390/PT480 ADSI telephones can be programed to preform certian features when an FSK signal is sent to them (i.e. Auto answer, display message on display, etc..).
Is it posssible to have an device...
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.