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WO2009028011A1 - 通信装置 - Google Patents

通信装置 Download PDF

Info

Publication number
WO2009028011A1
WO2009028011A1 PCT/JP2007/000925 JP2007000925W WO2009028011A1 WO 2009028011 A1 WO2009028011 A1 WO 2009028011A1 JP 2007000925 W JP2007000925 W JP 2007000925W WO 2009028011 A1 WO2009028011 A1 WO 2009028011A1
Authority
WO
WIPO (PCT)
Prior art keywords
sip server
sip
signal
received
track information
Prior art date
Application number
PCT/JP2007/000925
Other languages
English (en)
French (fr)
Inventor
Takashi Mitsuhashi
Takashi Kitano
Kazuo Ohshima
Yuji Tajima
Original Assignee
Fujitsu Limited
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 Fujitsu Limited filed Critical Fujitsu Limited
Priority to PCT/JP2007/000925 priority Critical patent/WO2009028011A1/ja
Priority to JP2009529863A priority patent/JP5136556B2/ja
Publication of WO2009028011A1 publication Critical patent/WO2009028011A1/ja
Priority to US12/688,069 priority patent/US20100115107A1/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/10—Architectures or entities
    • H04L65/1045—Proxies, e.g. for session initiation protocol [SIP]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/1066—Session management
    • H04L65/1069—Session establishment or de-establishment
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/1066—Session management
    • H04L65/1101—Session protocols
    • H04L65/1104—Session initiation protocol [SIP]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M7/00—Arrangements for interconnection between switching centres
    • H04M7/006—Networks other than PSTN/ISDN providing telephone service, e.g. Voice over Internet Protocol (VoIP), including next generation networks with a packet-switched transport layer

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Business, Economics & Management (AREA)
  • General Business, Economics & Management (AREA)
  • Telephonic Communication Services (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)

Abstract

　SIPサーバ＃１と＃３の間に、通信経路を形成する場合、その間で中継を行なうSIPサーバ＃２は、INVITE信号をSIPサーバ＃１から受け取り、INVITE信号のViaヘッダとRecord-Routeヘッダに自身のサーバに関する軌跡情報を記述しないで、SIPサーバ＃３に転送する。このようにして転送されたINVITE信号の後に、SIPサーバ＃１と＃３で送受信される信号は、SIPサーバ＃２の軌跡情報を有していないので、SIPサーバ＃２を経由しないで送受信される。
PCT/JP2007/000925 2007-08-29 2007-08-29 通信装置 WO2009028011A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
PCT/JP2007/000925 WO2009028011A1 (ja) 2007-08-29 2007-08-29 通信装置
JP2009529863A JP5136556B2 (ja) 2007-08-29 2007-08-29 通信装置
US12/688,069 US20100115107A1 (en) 2007-08-29 2010-01-15 Communication device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2007/000925 WO2009028011A1 (ja) 2007-08-29 2007-08-29 通信装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US12/688,069 Continuation US20100115107A1 (en) 2007-08-29 2010-01-15 Communication device

Publications (1)

Publication Number Publication Date
WO2009028011A1 true WO2009028011A1 (ja) 2009-03-05

Family

ID=40386757

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2007/000925 WO2009028011A1 (ja) 2007-08-29 2007-08-29 通信装置

Country Status (3)

Country Link
US (1) US20100115107A1 (ja)
JP (1) JP5136556B2 (ja)
WO (1) WO2009028011A1 (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10785316B2 (en) 2008-11-24 2020-09-22 MeshDynamics Evolutionary wireless networks
US8477762B2 (en) 2005-11-04 2013-07-02 Mesh Dynamics, Inc. Self-forming VoIP network
US8675769B1 (en) 2012-06-20 2014-03-18 MagnaCom Ltd. Constellation map optimization for highly spectrally efficient communications
US8811548B2 (en) 2012-11-14 2014-08-19 MagnaCom, Ltd. Hypotheses generation based on multidimensional slicing
KR102147246B1 (ko) * 2014-05-26 2020-08-24 삼성전자 주식회사 통신 네트워크에서 성능 개선을 위한 방법 및 장치
US9276619B1 (en) 2014-12-08 2016-03-01 MagnaCom Ltd. Dynamic configuration of modulation and demodulation

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005301573A (ja) * 2004-04-09 2005-10-27 Nippon Telegr & Teleph Corp <Ntt> ファイアウォール装置およびファイアウォール用プログラム
JP2006302153A (ja) * 2005-04-25 2006-11-02 Hitachi Ltd 負荷分散装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001292168A (ja) * 2000-04-10 2001-10-19 Nippon Telegr & Teleph Corp <Ntt> Ｉｐ通信システム
US20060050648A1 (en) * 2004-09-09 2006-03-09 Microsoft Corporation Reducing storage requirement for route information

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005301573A (ja) * 2004-04-09 2005-10-27 Nippon Telegr & Teleph Corp <Ntt> ファイアウォール装置およびファイアウォール用プログラム
JP2006302153A (ja) * 2005-04-25 2006-11-02 Hitachi Ltd 負荷分散装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
J. ROSENBERG ET AL.: "S IP: Session Initiation Protocol", REQUEST FOR COMMENTS: 3261 (RFC 3261, 30 June 2002 (2002-06-30), Retrieved from the Internet <URL:http://www.ietf.org/rfc/rfc3261.txt> [retrieved on 20070921] *

Also Published As

Publication number Publication date
US20100115107A1 (en) 2010-05-06
JP5136556B2 (ja) 2013-02-06
JPWO2009028011A1 (ja) 2010-11-25

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