[Serusers] Fwd: Re: AW: AW: [Sipping] FYI: RADIUS & SIP

Maxim Sobolev sobomax at portaone.com
Wed Aug 13 14:09:17 CEST 2003

Juha Heinanen wrote:
> we are using radius accounting, but do not use the records for actually
> billing users.  they are available to the users via web interface for
> information only.
> my opinion is that it is hard to do accounting in a proxy, because it
> may not always be on the path of all sip messages.  it is also very easy
> to send e.g. a bye message via the proxy that doesn't actually close the
> call in modified UAs.
> in summary, accounting internet sip calls in proxy is close to
> impossible to do and accounting of pstn termination is best to do in the
> pstn gws through which also the media flows.

Not quite. You can use back-to-back UA (B2BUA) for doing proper 
accounting on proxy.


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