Yea you would need SIP-T. These are called info digits<br><br>
<div class="gmail_quote">On Thu, Jul 9, 2009 at 8:22 PM, Trixter aka Bret McDanel <span dir="ltr"><<a href="mailto:trixter@0xdecafbad.com">trixter@0xdecafbad.com</a>></span> wrote:<br>
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<div class="h5">On Thu, 2009-07-09 at 16:17 -0700, Eric Fort wrote:<br>> I'm looking for a means to determine the calling line type (I believe<br>> technically class is the term but I could have that wrong) that a call<br>
> originated on and route the call based upon this information. For<br>> instance if a call comes in from a pay phone I want it routed<br>> differently than a call from a residence or business. How can I<br>> detect the calling line type or look up this info based upon ani or<br>
> clid info. (I've been told that access to NPAC is required, though I<br>> wouldn't think it should be as I know calls from payphones can be<br>> denied.) Help and info would be appreciated.<br>><br>
<br><br></div></div>This is ANI II data, and SIP does not support it in a standard way<br>(SIP-T does). You can sometimes get this delivered as either an extra<br>SIP header (X-ANIII for example) or via isdn pri lines.<br>
<div class="im"><br><a href="http://www.nanpa.com/number_resource_info/ani_ii_assignments.html" target="_blank">http://www.nanpa.com/number_resource_info/ani_ii_assignments.html</a><br><br><br></div>You may be able to get the info you need from LIDB. Its normally not<br>
free, its normally per query, and often its SS7 although there are<br>standards for getting it via LDAP and other methods.<br><font color="#888888"><br><br>--<br>Trixter <a href="http://www.0xdecafbad.com/" target="_blank">http://www.0xdecafbad.com</a> Bret McDanel<br>
pgp key: <a href="http://pgp.mit.edu:11371/pks/lookup?op=get&search=0x8AE5C721" target="_blank">http://pgp.mit.edu:11371/pks/lookup?op=get&search=0x8AE5C721</a><br></font>
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<div></div><br>-- <br>Thank you,<br><br>-Wes-<br>