PT2683133T - Método e dispositivo para processar serviços de circuito comutado numa rede de pacote evoluído - Google Patents
Método e dispositivo para processar serviços de circuito comutado numa rede de pacote evoluídoInfo
- Publication number
- PT2683133T PT2683133T PT131865636T PT13186563T PT2683133T PT 2683133 T PT2683133 T PT 2683133T PT 131865636 T PT131865636 T PT 131865636T PT 13186563 T PT13186563 T PT 13186563T PT 2683133 T PT2683133 T PT 2683133T
- Authority
- PT
- Portugal
- Prior art keywords
- processing circuit
- circuit switched
- packet network
- evolved packet
- switched services
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/02—Arrangements for optimising operational condition
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0011—Control or signalling for completing the hand-off for data sessions of end-to-end connection
- H04W36/0022—Control or signalling for completing the hand-off for data sessions of end-to-end connection for transferring data sessions between adjacent core network technologies
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W68/00—User notification, e.g. alerting and paging, for incoming communication, change of service or the like
- H04W68/02—Arrangements for increasing efficiency of notification or paging channel
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/18—Management of setup rejection or failure
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Telephonic Communication Services (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200810002762XA CN101489288B (zh) | 2008-01-16 | 2008-01-16 | 演进分组网络中电路域业务的处理方法、系统及相关设备 |
Publications (1)
Publication Number | Publication Date |
---|---|
PT2683133T true PT2683133T (pt) | 2017-03-17 |
Family
ID=40885063
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PT131865636T PT2683133T (pt) | 2008-01-16 | 2008-11-26 | Método e dispositivo para processar serviços de circuito comutado numa rede de pacote evoluído |
Country Status (7)
Country | Link |
---|---|
US (5) | US8493934B2 (pt) |
EP (4) | EP2683134B1 (pt) |
JP (2) | JP4912500B2 (pt) |
CN (1) | CN101489288B (pt) |
ES (1) | ES2442743T3 (pt) |
PT (1) | PT2683133T (pt) |
WO (1) | WO2009089704A1 (pt) |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101489288B (zh) | 2008-01-16 | 2011-04-20 | 华为技术有限公司 | 演进分组网络中电路域业务的处理方法、系统及相关设备 |
CN101448287B (zh) * | 2008-04-04 | 2011-10-26 | 中兴通讯股份有限公司 | 一种激活状态下用户设备跨接入网切换的实现方法 |
CN101610458B (zh) * | 2008-06-17 | 2013-04-24 | 华为技术有限公司 | 用户设备分离的方法及其设备 |
CN101964965B (zh) | 2009-07-23 | 2013-01-09 | 华为技术有限公司 | 语音呼叫回退到电路交换域的方法、装置及系统 |
CN101605021B (zh) | 2009-07-29 | 2012-08-08 | 华为终端有限公司 | 采用yi算法进行检测的方法、及yi检测器 |
CN101998561B (zh) * | 2009-08-17 | 2014-10-22 | 中兴通讯股份有限公司 | 长期演进网络中终端切换时的定位处理方法及系统 |
US20110044248A1 (en) * | 2009-08-18 | 2011-02-24 | Qualcomm Incorporated | Reliable inter-radio access technology core network tunnel |
JP5619271B2 (ja) | 2010-03-31 | 2014-11-05 | テレフオンアクチーボラゲット エル エムエリクソン(パブル) | マルチモード端末によるアクセスフィードバック |
CN102342155B (zh) * | 2010-04-14 | 2014-03-26 | 华为技术有限公司 | 电路交换域业务返回传统网络的方法、用户设备和移动管理网元 |
CN102362513B (zh) | 2010-05-10 | 2014-03-12 | 华为技术有限公司 | 一种短消息的处理方法、装置和系统 |
EP2680625B1 (en) * | 2011-05-03 | 2016-09-28 | Huawei Technologies Co., Ltd. | Method and device for transmitting a short message from an evolved packet system to a user equipment |
CN103167564B (zh) * | 2011-12-09 | 2018-05-01 | 中兴通讯股份有限公司 | Lte系统中终端电路域业务回落接入方法和相应网元 |
CN103167575B (zh) * | 2011-12-09 | 2018-05-01 | 中兴通讯股份有限公司 | Lte系统中终端电路域业务回落接入方法和相应网元 |
CN104160762B (zh) * | 2012-03-08 | 2019-03-15 | 三星电子株式会社 | 用于控制无线通信系统中的服务的方法 |
WO2013151334A1 (ko) * | 2012-04-03 | 2013-10-10 | 엘지전자 주식회사 | 무선 통신 시스템에서 패킷 스위치 서비스 핸드오버 방법 및 장치 |
EP2942991B1 (en) * | 2013-01-24 | 2019-05-15 | Huawei Technologies Co., Ltd. | Service processing method, system and related device |
CN104010324B (zh) * | 2013-02-22 | 2018-04-27 | 华为技术有限公司 | 控制服务的方法、移动管理实体和移动交换中心 |
JP5525092B1 (ja) * | 2013-04-05 | 2014-06-18 | 日本電気株式会社 | 移動管理装置、通信システム、音声着信制御方法及びプログラム |
CN105474699B (zh) * | 2014-01-10 | 2019-03-08 | 华为技术有限公司 | 一种承载电路域语音业务的方法及装置 |
KR102170503B1 (ko) | 2014-01-13 | 2020-10-28 | 삼성전자주식회사 | 이동통신시스템에서의 호출장치 및 방법 |
KR20170016939A (ko) | 2014-06-24 | 2017-02-14 | 후아웨이 테크놀러지 컴퍼니 리미티드 | 음성 자원 절감 방법, 장치 및 시스템 |
CN105208579B (zh) * | 2014-06-27 | 2020-01-31 | 中兴通讯股份有限公司 | 业务处理方法及装置 |
US10159016B2 (en) | 2016-05-04 | 2018-12-18 | Intel IP Corporation | Methods and devices for performing circuit-switched fallback |
US10432799B1 (en) * | 2018-04-30 | 2019-10-01 | Albrik Levick Gharibian | Ring and text tone notifier (RTTN) |
US10757602B2 (en) | 2018-12-07 | 2020-08-25 | Ford Global Technologies, Llc | Connection history-based retry throttling |
US10904938B2 (en) * | 2019-03-12 | 2021-01-26 | Ford Global Technologies, Llc | Circuit-switched domain response to packet-switched domain failure |
KR102352982B1 (ko) * | 2020-05-22 | 2022-01-18 | 주식회사 엘지유플러스 | 수신 단말의 통신 방법 및 수신 단말 |
US11540179B2 (en) | 2021-03-03 | 2022-12-27 | Motorola Mobility Llc | Multiple call types for a call event |
US11470675B2 (en) | 2021-03-03 | 2022-10-11 | Motorola Mobility Llc | Call type selection based on failure probability |
US11523318B1 (en) | 2021-07-15 | 2022-12-06 | Motorola Mobility Llc | Call recovery for multiple call failures |
Family Cites Families (62)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI19991833A (fi) * | 1999-08-30 | 2001-02-28 | Nokia Mobile Phones Ltd | Menetelmä puheluiden kytkemiseksi matkaviestinjärjestelmässä |
US6438117B1 (en) | 2000-01-07 | 2002-08-20 | Qualcomm Incorporated | Base station synchronization for handover in a hybrid GSM/CDMA network |
US6996087B2 (en) * | 2001-07-31 | 2006-02-07 | Lucent Technologies Inc. | Communication system including an interworking mobile switching center for call termination |
US7096024B2 (en) * | 2003-01-31 | 2006-08-22 | Qualcomm, Incorporated | Method and apparatus to initiate point-to-point call during shared-channel delivery of broadcast content in a wireless telephone network |
US7415274B2 (en) * | 2003-02-19 | 2008-08-19 | Nokia Corporation | Routing procedure for a communication system |
CN100352295C (zh) | 2005-01-24 | 2007-11-28 | 华为技术有限公司 | Ip多媒体子系统会话回落到电路交换呼叫的实现方法 |
DE602005012817D1 (de) | 2004-09-30 | 2009-04-02 | Huawei Tech Co Ltd | Verfahren system zur realisierung von kommunikation |
US7761913B2 (en) * | 2005-01-24 | 2010-07-20 | Telefonaktiebolaget L M Ericsson (Publ) | Method for selecting an access point name (APN) for a mobile terminal in a packet switched telecommunications network |
CN101379086B (zh) | 2005-08-19 | 2013-07-17 | 惠氏公司 | 抗gdf-8的拮抗剂抗体以及在als和其他gdf-8-相关病症治疗中的用途 |
FI20060044A0 (fi) * | 2006-01-19 | 2006-01-19 | Markku Matias Rautiola | Langattomien piirikytkentäisten yhteyksien käyttö pakettikytkentäisten multimedia-palvelujen reaaliaikaisuutta vaativan informaation siirtoon |
CN100488284C (zh) * | 2006-01-26 | 2009-05-13 | 华为技术有限公司 | 一种3gpp演进网络中漫游用户数据路由优化方法 |
TW200733774A (en) * | 2006-01-30 | 2007-09-01 | Interdigital Tech Corp | Wireless communication method and system for performing dual mode paging |
EP1989906B1 (en) * | 2006-02-28 | 2017-03-22 | Nokia Technologies Oy | Handover in communication networks |
CN101039507B (zh) * | 2006-03-14 | 2011-09-14 | 华为技术有限公司 | 演进网络架构中隧道建立、释放方法及装置 |
EP2027678B1 (en) * | 2006-06-01 | 2013-09-04 | Telefonaktiebolaget LM Ericsson (publ) | Service change and service fallback in intelligent networks |
CN101090567B (zh) * | 2006-09-25 | 2010-06-23 | 中兴通讯股份有限公司 | 语音呼叫连续性业务中的终呼业务实现方法 |
WO2008081310A1 (en) | 2006-12-28 | 2008-07-10 | Nokia Corporation | Handover of circuit-switched call to packet-switched call, and vice versa |
ATE531193T1 (de) * | 2007-01-15 | 2011-11-15 | Ericsson Telefon Ab L M | Verfahren und anordnungen für das ausrufen eines teilnehmerendgerätes für leitungsvermittelte dienste in einem paketvermittelten lte kommunikationsnetz |
ATE541421T1 (de) * | 2007-01-18 | 2012-01-15 | Nokia Corp | Leitungsvermittelte domänendienste mit langzeitevolutions- systemarchitekturevolutionszugang |
US8139530B2 (en) * | 2007-03-22 | 2012-03-20 | Telefonaktiebolaget L M Ericsson (Publ) | Mobility management (MM) and session management (SM) for SAE/LTE |
GB0707387D0 (en) | 2007-04-17 | 2007-05-23 | Lucent Technologies Inc | Single radio VCC:LTE-VMSC anchor solution |
JP4954285B2 (ja) * | 2007-05-31 | 2012-06-13 | 株式会社エヌ・ティ・ティ・ドコモ | 通信装置、通信システムおよび規制方法 |
WO2008148431A1 (en) * | 2007-06-08 | 2008-12-11 | Telefonaktiebolaget Lm Ericsson (Publ) | Technique for performing gsm/wcdma circuit switched services over a long term evolution radio access |
CN101690326A (zh) * | 2007-06-08 | 2010-03-31 | 艾利森电话股份有限公司 | 从分组交换域上的电路交换到电路交换域的交接 |
CA2689298A1 (en) * | 2007-06-08 | 2008-12-11 | Telefonaktiebolaget Lm Ericsson (Publ) | Handover from circuit switched domain to circuit switched service over packet switched domain |
BRPI0721770B8 (pt) * | 2007-06-08 | 2019-12-10 | Ericsson Telefon Ab L M | método para manipular um mecanismo de fallbak comutado por circuito e enodeb |
US8259673B2 (en) * | 2007-06-19 | 2012-09-04 | Telefonaktiebolaget L M Ericsson (Publ) | System and method for providing voice service in a mobile network with multiple wireless technologies |
US8284701B2 (en) * | 2007-06-22 | 2012-10-09 | Telefonaktiebolaget Lm Ericsson (Publ) | Response to CS paging request |
WO2009000316A1 (en) * | 2007-06-22 | 2008-12-31 | Telefonaktiebolaget Lm Ericsson (Publ) | Periodic location update handling |
US8503992B2 (en) * | 2007-06-22 | 2013-08-06 | Telefonaktiebolaget L M Ericsson (Publ) | Service areas in CS domain services |
US20100254313A1 (en) * | 2007-06-22 | 2010-10-07 | Telefonaktiebolaget Lm Ericsson (Publ) | Address Provisioning in a Mobile Telecommunication System |
US8094620B2 (en) * | 2007-06-26 | 2012-01-10 | Telefonaktiebolaget L M Ericsson (Publ) | System and method for providing voice service in a multimedia mobile network |
CN101785215B (zh) | 2007-08-13 | 2014-12-10 | Lg电子株式会社 | 在无线通信系统中执行切换的方法 |
US8064403B2 (en) * | 2007-08-17 | 2011-11-22 | Research In Motion Limited | Mobility mechanism for service continuity |
CN101400090B (zh) | 2007-09-30 | 2011-08-03 | 华为技术有限公司 | 一种通信业务切换的方法及系统 |
US7885234B2 (en) * | 2007-10-01 | 2011-02-08 | Alcatel-Lucent Usa Inc. | Method and system for providing voice call continuity |
US8391241B2 (en) * | 2007-10-04 | 2013-03-05 | Telefonaktiebolaget L M Ericsson (Publ) | Inter-system handoff using circuit switched bearers for serving general packet radio service support nodes |
WO2009056932A2 (en) * | 2007-11-01 | 2009-05-07 | Telefonaktiebolaget Lm Ericsson (Publ) | Circuit-switched services over sae/lte networks |
US8520596B2 (en) * | 2007-12-19 | 2013-08-27 | Telefonaktiebolaget L M Ericsson (Publ) | Inter-domain coordination for MT and MO calls |
CN102149156B (zh) | 2007-12-29 | 2014-12-17 | 华为技术有限公司 | 回退到cs域建立语音呼叫的方法、系统及相关方法和设备 |
CN102325355B (zh) | 2008-01-08 | 2014-12-17 | 华为技术有限公司 | 切换到cs网络、测量cs网络、实现cs业务的方法及设备 |
CN101489288B (zh) * | 2008-01-16 | 2011-04-20 | 华为技术有限公司 | 演进分组网络中电路域业务的处理方法、系统及相关设备 |
CN101222765B (zh) | 2008-01-24 | 2012-06-06 | 中兴通讯股份有限公司 | 电路域回落的控制方法、系统、及装置 |
KR101167434B1 (ko) * | 2008-03-21 | 2012-07-23 | 인터디지탈 패튼 홀딩스, 인크 | 패킷 교환 도메인으로부터 회선 교환 도메인으로의 폴백 방법 및 장치 |
EP2263371A4 (en) * | 2008-04-08 | 2014-07-23 | Nokia Corp | METHOD, DEVICE AND COMPUTER PROGRAM PRODUCT FOR ACTIVATING USER CONTROL OF FALLBACK CAPACITY TO SUPPORT LINE-INTERFERENCE DOMAINS |
US20090270097A1 (en) | 2008-04-29 | 2009-10-29 | Gallagher Michael D | Method and Apparatus for User Equipment Registration Updates Triggered by a Tracking Area Change |
CN105722166B (zh) | 2008-05-13 | 2020-08-25 | 三星电子株式会社 | 在移动通信系统中用于提供语音呼叫的方法和装置 |
CN101610458B (zh) * | 2008-06-17 | 2013-04-24 | 华为技术有限公司 | 用户设备分离的方法及其设备 |
US8243725B2 (en) | 2008-08-13 | 2012-08-14 | Interdigital Patent Holdings, Inc. | Maintaining circuit switched continuity in an enhanced universal terrestrial radio access network |
CN101742692B (zh) * | 2008-11-07 | 2012-07-04 | 华为技术有限公司 | 寻呼处理、信息显示方法、装置 |
CN101765094B (zh) * | 2008-12-22 | 2012-07-04 | 华为技术有限公司 | 实现用户设备切换的方法、装置及系统 |
RU2526860C2 (ru) | 2009-04-23 | 2014-08-27 | Телефонактиеболагет Л М Эрикссон (Пабл) | Индикатор хэндовера от ps k cs |
US8559387B2 (en) | 2009-05-04 | 2013-10-15 | Blackberry Limited | Indicating radio access technology information to mobile stations system and method |
US8781509B2 (en) | 2009-05-08 | 2014-07-15 | Zte (Usa) Inc. | Interworking circuit service fall back |
US20100317315A1 (en) | 2009-06-16 | 2010-12-16 | Richard Charles Burbidge | Method for accessing a service unavailable through a network cell |
CN101964965B (zh) * | 2009-07-23 | 2013-01-09 | 华为技术有限公司 | 语音呼叫回退到电路交换域的方法、装置及系统 |
CN102158922B (zh) | 2010-02-11 | 2015-07-08 | 华为技术有限公司 | 回退到2g/3g网络的方法和相关设备及通信系统 |
TWI440332B (zh) | 2010-06-02 | 2014-06-01 | Htc Corp | 處理ps以及cs通訊服務的方法 |
US20130094472A1 (en) | 2011-10-14 | 2013-04-18 | Qualcomm Incorporated | Methods and apparatuses for reducing voice/data interruption during a mobility procedure |
US20140051443A1 (en) | 2012-02-29 | 2014-02-20 | Telefonaktiebolaget L M Ericsson (Publ) | Methods and Apparatus for Enhancing Circuit-Switched Call Fallback (CSFB) Service for a Shared Network Node |
CN104335640B (zh) | 2012-05-15 | 2018-09-18 | 三星电子株式会社 | 用于在csfb场景中处理语音和非语音呼叫的方法、用户设备和核心网 |
US9338699B2 (en) * | 2012-12-20 | 2016-05-10 | Telefonaktiebolaget Lm Ericsson (Publ) | Scheme of retaining LTE connection during circuit switch fall back |
-
2008
- 2008-01-16 CN CN200810002762XA patent/CN101489288B/zh active Active
- 2008-11-26 PT PT131865636T patent/PT2683133T/pt unknown
- 2008-11-26 WO PCT/CN2008/073200 patent/WO2009089704A1/zh active Application Filing
- 2008-11-26 EP EP13186564.4A patent/EP2683134B1/en active Active
- 2008-11-26 EP EP16205680.8A patent/EP3176992B1/en active Active
- 2008-11-26 JP JP2010542499A patent/JP4912500B2/ja active Active
- 2008-11-26 EP EP08870552.0A patent/EP2228970B1/en active Active
- 2008-11-26 EP EP13186563.6A patent/EP2683133B1/en active Active
- 2008-11-26 ES ES08870552.0T patent/ES2442743T3/es active Active
-
2010
- 2010-07-07 US US12/831,437 patent/US8493934B2/en active Active
-
2012
- 2012-01-17 JP JP2012006889A patent/JP4976600B2/ja active Active
- 2012-07-24 US US13/557,033 patent/US8493938B2/en active Active
-
2013
- 2013-06-23 US US13/924,606 patent/US9161269B2/en active Active
-
2015
- 2015-09-18 US US14/859,196 patent/US9894563B2/en active Active
-
2018
- 2018-01-18 US US15/874,391 patent/US10531343B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US20120287907A1 (en) | 2012-11-15 |
JP2011512065A (ja) | 2011-04-14 |
EP2228970A4 (en) | 2011-06-01 |
US8493934B2 (en) | 2013-07-23 |
US20130279476A1 (en) | 2013-10-24 |
US9161269B2 (en) | 2015-10-13 |
EP3176992A1 (en) | 2017-06-07 |
CN101489288B (zh) | 2011-04-20 |
CN101489288A (zh) | 2009-07-22 |
US20180152866A1 (en) | 2018-05-31 |
EP2228970A1 (en) | 2010-09-15 |
ES2442743T3 (es) | 2014-02-13 |
EP2683134B1 (en) | 2017-01-18 |
US20160014643A1 (en) | 2016-01-14 |
EP3176992B1 (en) | 2019-10-02 |
WO2009089704A1 (fr) | 2009-07-23 |
US8493938B2 (en) | 2013-07-23 |
EP2683133A1 (en) | 2014-01-08 |
EP2228970B1 (en) | 2013-10-23 |
EP2683134A1 (en) | 2014-01-08 |
US20100272025A1 (en) | 2010-10-28 |
EP2683133B1 (en) | 2017-01-18 |
US9894563B2 (en) | 2018-02-13 |
JP4976600B2 (ja) | 2012-07-18 |
JP4912500B2 (ja) | 2012-04-11 |
US10531343B2 (en) | 2020-01-07 |
JP2012114938A (ja) | 2012-06-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
PT2683133T (pt) | Método e dispositivo para processar serviços de circuito comutado numa rede de pacote evoluído | |
EG26531A (en) | Method and regulations for circuit switching services in communication networks | |
ZA200904145B (en) | Method and apparatus for providing circuit switched domain services over a packet switched network | |
EP2033452A4 (en) | METHOD AND DEVICE FOR POSITION-BASED SERVICES IN WIRELESS NETWORKS | |
EP2553909A4 (en) | Method and apparatus for processing packets in ipv6 network | |
EP2326047A4 (en) | METHOD FOR CONFIGURING AND MANAGING TERMINAL AND TERMINAL DEVICE | |
EP2318941A4 (en) | METHOD AND DEVICE FOR COMMUNICATING BETWEEN DOMAINS | |
EP2348784A4 (en) | METHOD FOR CONFIGURING A END UNIT, DEVICE, END UNIT AND TERMINAL APPARATUS | |
EP2265054A4 (en) | METHOD AND APPARATUS FOR OVERLOAD PROCESSING | |
HK1144497A1 (en) | Current balancing circuit and method | |
EP2315397A4 (en) | METHOD AND DEVICE FOR ADAPTING AND SUPPORTING MULTIPLE SERVICES | |
EP2309686A4 (en) | METHOD AND DEVICE FOR PROCESSING DATA PACKAGES | |
EP2429123A4 (en) | METHOD, DEVICE AND DEVICE FOR ADJUSTING RESOURCE DELEGATIONS IN A NETWORK | |
HK1148622A1 (en) | Method and apparatus for emergency services number alerting in an internet protocol network | |
IL209891A0 (en) | Communication apparatus, communication method, and integrated circuit | |
EP2400692A4 (en) | METHOD, TERMINAL DEVICE AND CHANNEL SWITCHING SERVER FOR PROCESSING CHANNEL SWITCHING ABNORMALITIES | |
EP2273730A4 (en) | METHOD AND DEVICE FOR PROCESSING THE ACCESS OF A USER TERMINAL IN A FIXED ACCESS NETWORK | |
EP2270999A4 (en) | COMMUNICATION TERMINAL DEVICE AND COMMUNICATION METHOD | |
EP2124388A4 (en) | METHOD AND DEVICE FOR COLLECTIVE RECORDING IN A MULTICAST COMMUNICATION NETWORK | |
EP1985028A4 (en) | METHOD AND APPARATUS FOR AGGREGATING PACKETS IN A CARRIER CURRENT NETWORK | |
EP2237543A4 (en) | METHOD AND DEVICE FOR EVENT PROCESSING IN A HOME NETWORK | |
EP2132904A4 (en) | ADVANCED PROCEDURE AND DEVICE TO REDUCE JAM IN A DHCP NETWORK SYSTEM | |
EP2469802A4 (en) | METHOD, DEVICE AND SYSTEM FOR ADDRESS ALLOCATION IN INTERNET PROTOCOL (IP) NETWORKS | |
EP2312792A4 (en) | PROTECTIVE PROTOCOL DEVICE FOR NETWORK NOD AND METHOD FOR PROCESSING DEVICE PROTECTION SWITCHING | |
GB0908509D0 (en) | Telecommunications services apparatus and method |