GB0620349D0 - Protocol and syntax converting session border controller for maintaining session initiation protocol voice over ip telephony data sessions - Google Patents

Protocol and syntax converting session border controller for maintaining session initiation protocol voice over ip telephony data sessions

Info

Publication number
GB0620349D0
GB0620349D0 GBGB0620349.1A GB0620349A GB0620349D0 GB 0620349 D0 GB0620349 D0 GB 0620349D0 GB 0620349 A GB0620349 A GB 0620349A GB 0620349 D0 GB0620349 D0 GB 0620349D0
Authority
GB
United Kingdom
Prior art keywords
protocol
voice over
border controller
data sessions
telephony data
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
GBGB0620349.1A
Other versions
GB2443238A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AQ Ltd
Original Assignee
AQ Ltd
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 AQ Ltd filed Critical AQ Ltd
Priority to GB0620349A priority Critical patent/GB2443238A/en
Publication of GB0620349D0 publication Critical patent/GB0620349D0/en
Publication of GB2443238A publication Critical patent/GB2443238A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L61/00—Network arrangements, protocols or services for addressing or naming
    • H04L61/09—Mapping addresses
    • H04L61/25—Mapping addresses of the same type
    • H04L61/2503—Translation of Internet protocol [IP] addresses
    • H04L61/255—Maintenance or indexing of mapping tables
    • H04L61/2553—Binding renewal aspects, e.g. using keep-alive messages
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L61/00—Network arrangements, protocols or services for addressing or naming
    • H04L61/09—Mapping addresses
    • H04L61/25—Mapping addresses of the same type
    • H04L61/2503—Translation of Internet protocol [IP] addresses
    • H04L29/06068—
    • H04L29/06557—
    • H04L29/12339—
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L61/00—Network arrangements, protocols or services for addressing or naming
    • H04L61/09—Mapping addresses
    • H04L61/25—Mapping addresses of the same type
    • H04L61/2503—Translation of Internet protocol [IP] addresses
    • H04L61/256—NAT traversal
    • H04L61/2578—NAT traversal without involvement of the NAT server
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/02—Network architectures or network communication protocols for network security for separating internal from external traffic, e.g. firewalls
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/02—Network architectures or network communication protocols for network security for separating internal from external traffic, e.g. firewalls
    • H04L63/0281—Proxies
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
    • H04L69/08—Protocols for interworking; Protocol conversion

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Telephonic Communication Services (AREA)
GB0620349A 2006-10-16 2006-10-16 Maintaining accessibility for SIP clients behind NAT firewalls using intermediary proxy, UDP/TCP conversion and keep alive messages Withdrawn GB2443238A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0620349A GB2443238A (en) 2006-10-16 2006-10-16 Maintaining accessibility for SIP clients behind NAT firewalls using intermediary proxy, UDP/TCP conversion and keep alive messages

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0620349A GB2443238A (en) 2006-10-16 2006-10-16 Maintaining accessibility for SIP clients behind NAT firewalls using intermediary proxy, UDP/TCP conversion and keep alive messages

Publications (2)

Publication Number Publication Date
GB0620349D0 true GB0620349D0 (en) 2006-11-22
GB2443238A GB2443238A (en) 2008-04-30

Family

ID=37491473

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0620349A Withdrawn GB2443238A (en) 2006-10-16 2006-10-16 Maintaining accessibility for SIP clients behind NAT firewalls using intermediary proxy, UDP/TCP conversion and keep alive messages

Country Status (1)

Country Link
GB (1) GB2443238A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112567711A (en) * 2018-08-10 2021-03-26 联想（新加坡）私人有限公司 Transport layer protocol for SIP messages
CN113067884A (en) * 2021-03-31 2021-07-02 北京飞讯数码科技有限公司 Session method, device, equipment and storage medium of SIP proxy server
CN117579601A (en) * 2024-01-16 2024-02-20 深圳星网信通科技股份有限公司 Communication connection method and communication system

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104954239B (en) * 2014-03-26 2019-04-05 中国电信股份有限公司 A kind of broad access network gate and its implementation of built-in CGN

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030009561A1 (en) * 2001-06-14 2003-01-09 Sollee Patrick N. Providing telephony services to terminals behind a firewall and /or network address translator
KR20030047471A (en) * 2001-12-10 2003-06-18 (주)애니 유저넷 Firewall tunneling method for Voip and it's tunneling gateway
US20040158606A1 (en) * 2003-02-10 2004-08-12 Mingtar Tsai Transmission method of multimedia data over a network
US7694127B2 (en) * 2003-12-11 2010-04-06 Tandberg Telecom As Communication systems for traversing firewalls and network address translation (NAT) installations
IL161050A0 (en) * 2004-03-24 2009-02-11 Ipoint Media Ltd Multimedia over firewall and nat/pat barriers in ip networks
JP4599196B2 (en) * 2005-03-11 2010-12-15 株式会社アドイン研究所 Relay device, communication system, control method and control program thereof

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112567711A (en) * 2018-08-10 2021-03-26 联想（新加坡）私人有限公司 Transport layer protocol for SIP messages
CN113067884A (en) * 2021-03-31 2021-07-02 北京飞讯数码科技有限公司 Session method, device, equipment and storage medium of SIP proxy server
CN117579601A (en) * 2024-01-16 2024-02-20 深圳星网信通科技股份有限公司 Communication connection method and communication system
CN117579601B (en) * 2024-01-16 2024-04-02 深圳星网信通科技股份有限公司 Communication connection method and communication system

Also Published As

Publication number Publication date
GB2443238A (en) 2008-04-30

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)