ITU-T Q SUPP 18-1999
Technical Report TRQ.2230: Call control signalling requirements - Join call service

Standard No.

ITU-T Q SUPP 18-1999

Release Date

1999

Published By

International Telecommunication Union (ITU)

ITU-T Q SUPP 18-1999 Referenced Document

• ITU-T Q SUPP 10-1999 Technical Report TRQ.2002: Information flow elements
• ITU-T Q SUPP 17-1999 Technical Report TRQ.2200: Call control signalling requirements - Party call control
• ITU-T Q SUPP 7-1999 Technical Report TRQ.2001: General aspects for the development of unified signalling requirements