Method and apparatus for analyzing a media path for an internet protocol (IP) media session
US7496044B1 · kind B1 · utility
31Cited by
23References
24Claims
0Family size
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Inventor
Key dates
| Filing date | Mar 9, 2004 |
| Grant date | Feb 24, 2009 |
| Priority date | — |
| Expiry date | Sep 24, 2026 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L65/70
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
Time To Live (TTL) values are modified in media packets to intentionally cause rejection of the media packets at intermediate nodes in a media path. Rejection notices caused by the TTL modified media packets are then analyzed to isolate Quality of Service (QoS) problems in the media path.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.