[Asterisk-Users] Will Asterisk be supporting RTCP XR in the future?

Lee Goodman lee.goodman at comcast.net
Tue Nov 18 09:07:57 MST 2003


This article below came up on the newwire. The RTCP XR RFC was published.
Will Asterisk be supporting this function in a future release? Does anyone
know if any phone vendors are going to be supporting it?

Thanks

Lee Goodman

Our Technology Update this week is about one of those

mechanisms. Known as RTP Control Protocol Reporting Extensions

(RTCP XR), the technology defines a standard way to detect VoIP

call quality by monitoring a variety of key call ingredients

such as packet loss, delay and call quality.

According to our Technology Update author

( <mailto:alan at telchemy.com> ), the IETF this month published

RTCP XR as RFC 3611.

In a nutshell, our author says RTCP XR works by exchanging

messages containing key call-quality-related metrics are

periodically between IP phones and gateways. This lets a probe

or analyzer monitor these metrics midstream to support problem

resolution, or be retrieved from a gateway using SNMP.

Administrators can use SNMP to retrieve data from each IP

gateway, or use midstream probes or analyzers to capture

call-quality data to aid in problem resolution.

In addition the set of VoIP performance metrics defined in RTCP

XR also form the basis for new draft quality-of-service

reporting extensions to leading call-control protocols. This

will let IP endpoints report call-quality metrics directly to

call managers and softswitches, making integration into call

detail records easier, according to our author.

I am sure you'll be hearing more about this protocol. For more

on this article see:

<http://www.nwfusion.com/news/tech/2003/1117techupdate.html>




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