发明名称 |
SYSTEM AND METHOD FOR PROVIDING FAULT TOLERANT IP SERVICES |
摘要 |
The present invention provides a system and method for providing fault tolerant IP services that includes establishing a first communication sessio n between an originating telephony device and an application server, through a primary call manager. Failure of the primary call manager may be detected. A second communication session between the application server and a destinatio n telephony device may be established via a back-up call manager. The first communication and the second communication session may be coupled at the application server to establish two-way communication between the originatin g telephony device and the destination telephony device.
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申请公布号 |
CA2494453(A1) |
申请公布日期 |
2004.03.04 |
申请号 |
CA20032494453 |
申请日期 |
2003.08.12 |
申请人 |
CISCO TECHNOLOGY, INC. |
发明人 |
SARKAR, SHANTANU;PATEL, LABHESH;SHAFFER, SHMUEL |
分类号 |
H04L29/06;H04M3/22;H04M7/00;H04M7/06;(IPC1-7):H04M7/00;H04L29/14 |
主分类号 |
H04L29/06 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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