[SR-Users] is $td.did avp a normal avp?

[Jan Janak]

On Tue, Apr 26, 2011 at 7:41 PM, Klaus Darilion
<klaus.mailinglists at pernau.at> wrote:
> Not helping with this issue - but having another question: what is $td.did?
> Is it a pseudo variable (as it starts with $)? Is it somehow related/derived
> to/from $td or is the '.' just a character like a-z?

This is the SER syntax for AVP names, see
http://sip-router.org/wiki/devel/avps-ser

-Jan