can you send me a thorough information about how the R1,5 signaling works in digital switching systems? thank you in advance __________________________________________________ Do you Yahoo!? Yahoo! Mail Plus – Powerful. Affordable. Sign up now. http://mailplus.yahoo.com ++ Ascend Users Mailing List ++ To unsubscribe: send unsubscribe to ascend-users-request at bungi.com Archives: http://www.nexial.com/mailinglists/