Document :

ITU-T SG11  (Study Period 2001)  Delayed Contribution  569

Title :

Extension of SIP with regard to support PSTN/ISDN basic call and supplementary services

Date :

2003-08-20

Source :

Deutsche Telekom

AI/Question :

Q11/11, Q12/11, Q16/11, Q6/11, Q9/11

Access :

Restricted to TIES users [ITU-T]