Conserving VoIP bandwidth using Asterisk IAX and Cisco RTPc

Summary: One of the biggest challenges in designing a VoIP telephony system is the issue of bandwidth and usually there's not enough of it. Luckily there are ways to solve the problem with careful design and ingenuity using tools such as Cisco RTPc (Real Time Protocol header compression).

By George Ou for Real World IT | February 23, 2007 -- 03:27 GMT (19:27 PST)

One of the biggest challenges in designing a VoIP telephony system is the issue of bandwidth and usually there's not enough of it. Luckily there are ways to solve the problem with careful design and ingenuity using tools such as Cisco RTPc (Real Time Protocol header compression). Anyone looking to design a Voice over IP telephony system or wanting to learn more about it can check out this *new article* on all these issues and more. In it you'll learn about:

VoIP codec types
Standard and high fidelity wideband audio codecs
The packet overhead tax
Dealing with packet overhead
Case studies and examples

Topic: Unified Comms

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