29 jan 2009 kl. 15.15 skrev Scott Lawrence: > > On Thu, 2009-01-29 at 09:53 +0100, Klaus Darilion wrote: >> Hi all! >> >> We recently discussed the following problem on the asterisk-dev >> list and >> are hoping for inputs how to solve it in a standard conform way. >> >> Scenario: There is an enterprise using an IP PBX connected via a SIP >> trunk to the service provider which handles the PSTN connectivity. >> >> The PBX registers with the service provider using a single account >> (Aor). >> >> The enterprise has many assigned phone numbers (DIDs) which will be >> forwarded by the service provider to the contact registered by the >> PBX. >> >> Problem: How to signal the called phone number? Usually the called >> phone >> number is in the RURI, but the service provider retargets the RURI >> with >> the REGISTER contact, thus this information is lost. > > Don't use registration. > > Provision the DIDs, then all normal targeting mechanisms work just > fine. > > Someone will say "but what about dynamic addresses" - don't use a > dynamic address for your phone system. > That's a good opinion, but not the reality. There are too many large providers that need a registration and can't place calls on SRV/NAPTR and domains.
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