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MY152875A - Fast handover using sip - Google Patents

Fast handover using sip

Info

Publication number
MY152875A
MY152875A MYPI20061499A MY152875A MY 152875 A MY152875 A MY 152875A MY PI20061499 A MYPI20061499 A MY PI20061499A MY 152875 A MY152875 A MY 152875A
Authority
MY
Malaysia
Prior art keywords
user agent
dynamic network
network address
messages
proxy server
Prior art date
Application number
Inventor
Fernando Jover Aparicio
Gidon Reid
Devinder Singh
Original Assignee
British Telecomm
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by British Telecomm filed Critical British Telecomm
Priority to MYPI20061499 priority Critical patent/MY152875A/en
Priority to PCT/GB2007/001185 priority patent/WO2007113524A2/en
Priority to EP07732239.4A priority patent/EP2005714B1/en
Priority to US12/295,791 priority patent/US8032656B2/en
Publication of MY152875A publication Critical patent/MY152875A/en

Links

Landscapes

  • Mobile Radio Communication Systems (AREA)

Abstract

A METHOD OF HANDLING A DATA STREAM DURING A HANDOVER IN A COMMUNICATIONS NETWORK (100) COMPRISING A FIRST USER AGENT (102) HAVING A FIXED ADDRESS, A PROXY SERVER (104) AND A SECOND USER AGENT (106), SAID METHOD COMPRISING THE STEPS OF: MAPPING AT THE PROXY SERVER (104) THE FIXED ADDRESS WITH A DYNAMIC NETWORK ADDRESS ALLOCATED TO THE FIRST USER AGENT (102); SENDING A REQUEST BY THE FIRST USER AGENT (102) TO THE SECOND USER AGENT (104) FOR A DATA STREAM; GENERATING BY THE SECOND USER AGENT (106) IN RESPONSE TO THE REQUEST A PLURALITY OF MESSAGES EACH COMPRISING PART OF THE DATA STREAM REQUESTED AND THE FIXED ADDRESS OF THE FIRST USER AGENT(102), WHEREIN THE MESSAGE IS A SESSION INITIATION PROTOCOL MESSAGE, AND SENDING THE MESSAGES TO THE PROXY SERVER (104); RECEIVING THE MESSAGES AT THE PROXY SERVER (104) AND DETERMINING THE MAPPED DYNAMIC NETWORK ADDRESS CORRESPONDING TO THE FIXED ADDRESS IN THE MESSAGE, AND FORWARDING THE MESSAGES TO THE DETERMINED DYNAMIC NETWORK ADDRESS; AND WHEN THE FIRST USER AGENT (102) IS ALLOCATED A NEW DYNAMIC NETWORK ADDRESS, REPLACING BY THE PROXY SERVER (104) THE MAPPED DYNAMIC NETWORK ADDRESS WITH THE NEW DYNAMIC NETWORK ADDRESS AND FORWARDING THE RECEIVED MESSAGES TO THE NEW DYNAMIC NETWORK ADDRESS. (FIGURE 1)
MYPI20061499 2006-04-03 2006-04-03 Fast handover using sip MY152875A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
MYPI20061499 MY152875A (en) 2006-04-03 2006-04-03 Fast handover using sip
PCT/GB2007/001185 WO2007113524A2 (en) 2006-04-03 2007-03-30 Fast handover using sip
EP07732239.4A EP2005714B1 (en) 2006-04-03 2007-03-30 Fast handover using sip
US12/295,791 US8032656B2 (en) 2006-04-03 2007-03-30 Fast handover using SIP

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
MYPI20061499 MY152875A (en) 2006-04-03 2006-04-03 Fast handover using sip

Publications (1)

Publication Number Publication Date
MY152875A true MY152875A (en) 2014-11-28

Family

ID=52595824

Family Applications (1)

Application Number Title Priority Date Filing Date
MYPI20061499 MY152875A (en) 2006-04-03 2006-04-03 Fast handover using sip

Country Status (1)

Country Link
MY (1) MY152875A (en)

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