The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 28, 2019

Filed:

Aug. 27, 2018
Applicant:

Metaswitch Networks Ltd., Enfield, GB;

Inventor:

Duncan Archer, Enfield, GB;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04M 3/436 (2006.01); H04M 3/54 (2006.01); H04M 3/42 (2006.01);
U.S. Cl.
CPC ...
H04M 3/4365 (2013.01); H04M 3/42042 (2013.01); H04M 3/541 (2013.01);
Abstract

A method of processing call setup signalling at a telecommunications switch. The telecommunications switch receives call setup signalling, comprising at least a caller ID. The telecommunications switch is connected via a plurality of trunks which connect the telecommunications switch to two or more other telecommunications switches capable of transmitting call setup signalling to the telecommunications switch. The telecommunications switch detects at least one of the plurality of trunks via which the call setup signalling has arrived at said telecommunications switch. The telecommunications switch determines a call handling option to be applied to the incoming call setup signalling based at least in part on the detecting and the caller ID.


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