Customer owned telephone numbers

Details Customer owned telephone numbers Customer owned telephone numbers

2005-12-27

2011-10-04

Matar, Ahmad (Department: 2614)

Telephonic communications

Plural exchange network or interconnection

C379S220010, C370S352000

Reexamination Certificate

active

08031856

ABSTRACT:
According to various embodiments of the present invention, systems and methods for routing telephone calls from host switch to remote switch in a Voice Over Internet Protocol (“VoIP”) network. A host switch in the VoIP network may be communicably coupled with a plurality of remote switches and with a public switched telephone network (“PSTN”); the host switch may receive a call from PSTN having signaling that includes a called party number field and/or a location routing number field. Based on the called party number field and/or the location routing number field, host switch identifies a target remote switch from among the plurality of remote switches that is associated with the called party number field by, for example, querying a database of associations between location routing numbers and/or telephone numbers and remote switches. Host switch then sends the call to identified target remote switch.

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International Search Report, U.S. Patent and Trademark Office as Receiving Office, International Search Report (Form PCT/ISA/210) for international application No. PCT/US2006/42747, Apr. 27, 2007, 2 pages.

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