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:
Nov. 01, 2016

Filed:

Sep. 15, 2015
Applicant:

West Corporation, Omaha, NE (US);

Inventors:

Paul McConkey, Toronto, CA (US);

Myron P. Sojka, Logan, IA (US);

John Falk, Parker, CO (US);

Mark Jarzynka, Omaha, NE (US);

Srinivas Maganti, Vijayawada, IN;

Assignee:

West Corporation, Omaha, NE (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04M 3/56 (2006.01); H04L 12/18 (2006.01); H04L 29/12 (2006.01); H04L 29/06 (2006.01); H04L 12/803 (2013.01);
U.S. Cl.
CPC ...
H04M 3/56 (2013.01); H04L 12/1813 (2013.01); H04L 47/125 (2013.01); H04L 61/1511 (2013.01); H04L 65/105 (2013.01); H04L 65/1006 (2013.01);
Abstract

To enable load balancing and the like for audio conferencing systems of an audio conferencing network, a DNS server may receive a DNS lookup from an internet softphone and return a prioritized list of audio conferencing system identities. The internet softphone may select an audio conferencing system and forward a SIP Invite to a Bridge interface layer of the respective audio conferencing system. If the SIP Invite does not generate a successful connection or generates a timeout, the internet softphone forwards the SIP Invite to the next prioritized Bridge interface layer in the list.


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