North American Network Operators Group

Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical

Re: estimating VoIP data traffic size from VoIP signaling traffic size ?

  • From: Jared Mauch
  • Date: Sun Oct 23 07:49:27 2005

On Sun, Oct 23, 2005 at 07:28:33AM -0400, Blaine Christian wrote:
> Your signaling traffic will be incredibly low compared to your RTP  
> streams (especially for G.711u).  For G.711u if 2Mbps is your peak  
> think somewhere in the range of 10kbps or so (complete SWAG but I  
> hope you get the picture).
> Use about 100k per call for 711u and it will help make the numbers  

	actually around 88.2k.

> nice and round.  If you are trying to calculate busy hour search for  
> Erlang on your nearest web confabulator.  There are also innumerable  
> spots on the web where you can find typical numbers for various codecs.

	I'd like to suggest to people looking at these things to
insure that your stats toolset includes both bps and pps in the
polls.  SYNs are low bps rate, but a high pps rate of them can mean
something bad.. it's useful to know how fast these counters are

	- jared

Jared Mauch  | pgp key available via finger from [email protected]
clue++;      |  My statements are only mine.