JPS6420756A - Call detour-route method in packet exchange network - Google Patents

Call detour-route method in packet exchange network

Info

Publication number
JPS6420756A
JPS6420756A JP17595187A JP17595187A JPS6420756A JP S6420756 A JPS6420756 A JP S6420756A JP 17595187 A JP17595187 A JP 17595187A JP 17595187 A JP17595187 A JP 17595187A JP S6420756 A JPS6420756 A JP S6420756A
Authority
JP
Japan
Prior art keywords
call
fault
packet
route
packet exchange
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.)
Granted
Application number
JP17595187A
Other languages
Japanese (ja)
Other versions
JP2550083B2 (en
Inventor
Takayuki Hasebe
Satoshi Nojima
Hidekazu Tsutsui
Junichi Kanouchi
Susumu Tominaga
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP17595187A priority Critical patent/JP2550083B2/en
Publication of JPS6420756A publication Critical patent/JPS6420756A/en
Application granted granted Critical
Publication of JP2550083B2 publication Critical patent/JP2550083B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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  • Data Exchanges In Wide-Area Networks (AREA)

Abstract

PURPOSE:To decrease the missing of a packet in a network due to the occurrence of a fault and to reduce communication interruption time by turning a call through a reverse path if a fault is detected in a forward path and detouring it through the detour route. CONSTITUTION:In connecting a call to a terminal 2 from the start of call form a terminal 1, for example, a route 1 in forward direction through packet exchanges 3, 4, 5, 6 is set at call setting and a detour-route II through the packet exchanges 3, 7, 8, 6 is set. If a fault takes place in the packet exchange 5 in the forward path I, the fault is detected by a pre-stage packet exchange 4 and it is informed to the packet exchange 3. Thus, the packet exchange 3 detours the call from the terminal 1 from the forward route I to the detour route II to connect it to the terminal 2. Thus, the intermission time of the communication due to the fault is reduced remarkably and the missing packet due to the fault is reduced.
JP17595187A 1987-07-16 1987-07-16 Call diversion method in packet switching network Expired - Lifetime JP2550083B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17595187A JP2550083B2 (en) 1987-07-16 1987-07-16 Call diversion method in packet switching network

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17595187A JP2550083B2 (en) 1987-07-16 1987-07-16 Call diversion method in packet switching network

Publications (2)

Publication Number Publication Date
JPS6420756A true JPS6420756A (en) 1989-01-24
JP2550083B2 JP2550083B2 (en) 1996-10-30

Family

ID=16005102

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17595187A Expired - Lifetime JP2550083B2 (en) 1987-07-16 1987-07-16 Call diversion method in packet switching network

Country Status (1)

Country Link
JP (1) JP2550083B2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05502346A (en) * 1989-11-06 1993-04-22 アメリカン テレフォン アンド テレグラフ カムパニー Automatic failure recovery in packet networks
US5227693A (en) * 1990-03-30 1993-07-13 Toshiba Lighting And Technology Corporation Fluorescent lamp with uv suppressing film and its manufacturing method
US5252936A (en) * 1991-09-27 1993-10-12 Hewlett-Packard Company Reed relay and switch matrix device using the same

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56140744A (en) * 1980-04-02 1981-11-04 Nippon Telegr & Teleph Corp <Ntt> Route resetting system
JPS61228751A (en) * 1985-04-03 1986-10-11 Hitachi Ltd Route selection system
JPS6240846A (en) * 1985-08-19 1987-02-21 Fujitsu Ltd Packet communication system
JPS62159942A (en) * 1986-01-09 1987-07-15 Nec Corp Packet switching system

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56140744A (en) * 1980-04-02 1981-11-04 Nippon Telegr & Teleph Corp <Ntt> Route resetting system
JPS61228751A (en) * 1985-04-03 1986-10-11 Hitachi Ltd Route selection system
JPS6240846A (en) * 1985-08-19 1987-02-21 Fujitsu Ltd Packet communication system
JPS62159942A (en) * 1986-01-09 1987-07-15 Nec Corp Packet switching system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05502346A (en) * 1989-11-06 1993-04-22 アメリカン テレフォン アンド テレグラフ カムパニー Automatic failure recovery in packet networks
US5227693A (en) * 1990-03-30 1993-07-13 Toshiba Lighting And Technology Corporation Fluorescent lamp with uv suppressing film and its manufacturing method
US5252936A (en) * 1991-09-27 1993-10-12 Hewlett-Packard Company Reed relay and switch matrix device using the same

Also Published As

Publication number Publication date
JP2550083B2 (en) 1996-10-30

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