Invention Grant
US07881189B1 Method for providing predictive maintenance using VoIP post dial delay information
有权
使用VoIP后拨时延信息提供预测性维护的方法
- Patent Title: Method for providing predictive maintenance using VoIP post dial delay information
- Patent Title (中): 使用VoIP后拨时延信息提供预测性维护的方法
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Application No.: US11321086Application Date: 2005-12-30
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Publication No.: US07881189B1Publication Date: 2011-02-01
- Inventor: Paritosh Bajpay , Hossein Eslambolchi , John McCanuel , Moshiur Rahman
- Applicant: Paritosh Bajpay , Hossein Eslambolchi , John McCanuel , Moshiur Rahman
- Applicant Address: US NV Reno
- Assignee: AT&T Intellectual Property II, L.P.
- Current Assignee: AT&T Intellectual Property II, L.P.
- Current Assignee Address: US NV Reno
- Main IPC: H04J3/14
- IPC: H04J3/14

Abstract:
Predictive maintenance in a communications environment can be triggered when an anomaly in the call set-up process is detected. In one arrangement, in a VoIP context, the post dial delay (PDD) associated with call set up is monitored. If a link or node has an abnormally high contribution to the PDD it may be designated for predictive maintenance.
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