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.
Patent No.:
Date of Patent:
Mar. 10, 2015
Filed:
Oct. 29, 2012
Research IN Motion Limited, Waterloo, CA;
BlackBerry Limited, Waterloo, CA (US);
Abstract
A method at a computing client located behind a NAT and restrictive-access firewall, including establishing a control connection with a TCP TURN server utilizing a port capable of traversing the restrictive-access firewall; requesting an allocation of an client service identity from the TCP TURN server; and receiving, from the TCP TURN server, a response containing the client service identity, the client service identity being independent of any port used to communicate with the TCP TURN server. Further a method at a TCP TURN server, including listening on a first port for communications from a computing client, the computing client being behind a restrictive access firewall and the first port capable of traversing the restrictive-access firewall; establishing a control connection with the client on the first port; receiving a request for an allocation of an client service identity from the computing client; and sending a response containing the client service identity.