Posted: 24-July-2008 12:41:55 PM By: sagitraz
1.)3GPP consortium consists of ETSI, ARIB, TTA, T1 and CWTS
2.)UMTS R00 is an All-IP architecture with support for CS terminals
3.)Architecture based on GPRS with multimedia
enhancements
4.)SIP is used for establishing and terminating IP-telephony calls
5.)H.248 is used for gateway control
6.)Support for integration of intelligent services
Posted: 25-July-2008 11:34:01 AM By: stephen
Posted: 26-June-2009 01:11:16 PM By: saqlain231
old.iptel.org/sip/siptutorial.pdf
Posted: 29-September-2009 04:45:31 AM By: crouse
tools.ietf.org/html/draft-vanwijk-sipping-toip
Posted: 29-September-2009 04:49:25 AM By: crouse
tools.ietf.org/html/draft-vanwijk-sipping-toip