CA2156002C - Etablissement d'appels de telecommunication dans un environnement concurrentiel de societes specialisees dans les communications locales et de societes specialisees dans les communications interurbaines
- Google Patents
Etablissement d'appels de telecommunication dans un environnement concurrentiel de societes specialisees dans les communications locales et de societes specialisees dans les communications interurbaines
Info
Publication number
CA2156002C
CA2156002CCA 2156002CA2156002ACA2156002CCA 2156002 CCA2156002 CCA 2156002CCA 2156002 CA2156002 CA 2156002CA 2156002 ACA2156002 ACA 2156002ACA 2156002 CCA2156002 CCA 2156002C
Authority
CA
Canada
Prior art keywords
carrier
call
local
switch
routing
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.)
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.)
AT&T Corp
Original Assignee
AT&T Corp
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
Priority claimed from US08/410,585external-prioritypatent/US5661792A/en
Application filed by AT&T CorpfiledCriticalAT&T Corp
Priority to CA002232772ApriorityCriticalpatent/CA2232772C/fr
Publication of CA2156002A1publicationCriticalpatent/CA2156002A1/fr
Application grantedgrantedCritical
Publication of CA2156002CpublicationCriticalpatent/CA2156002C/fr
CA 21560021994-10-181995-08-14Etablissement d'appels de telecommunication dans un environnement concurrentiel de societes specialisees dans les communications locales et de societes specialisees dans les communications interurbaines
Expired - Fee RelatedCA2156002C
(fr)
Etablissement d'appels de telecommunication dans un environnement concurrentiel de societes specialisees dans les communications locales et de societes specialisees dans les communications interurbaines
Etablissement d'appels de telecommunication dans un environnement concurrentiel de societes specialisees dans les communications locales et de societes specialisees dans les communications interurbaines