Ng, Soo Sim writes:
I have such requirements. In providing sip-based residential ip telephony, I would like to restrict each home subsriber is only allowed to register one UA per account. This would make easy for billing purposes and for security reasons.
you can base billing on the username/realm in Proxy-Authorization header. that way your user can have any number of uris and for each can register any number of uas.
-- juha