Verizon Patent and Licensing Inc.

Peter E Hanson

Tim D Paiement

Matthew A Nickols

David E Phelps

Carl T Leonard

Kirby L North

Dave Phelps

A system and method for providing a setup timer in a SIP-based network including initiating a session by transmitting one or more messages to a first user. The system and method also comprises starting a first timer upon transmitting the one or more messages, wherein the first timer is configured to expire after a first predetermined time period. The system and method further comprises starting a second timer upon transmitting the one or more messages, wherein the second timer is configured to expire after a second predetermined time period. The system and method furthermore comprises transmitting one or more instructions upon expiration of at least one of the first timer and the second timer, and taking one or more actions based at least in part on the one or more instructions.

Method and system for providing a setup timer in a SIP-based network

A method may include receiving a number of calls and identifying destinations associated with the calls, where a first portion of the calls are associated with a first destination. The method may also include determining whether failure responses associated with calls forwarded toward the first destination indicate a problem or a possible problem associated with forwarding calls toward the first destination. The method may further include blocking, when the failure responses indicate a problem or a possible problem, at least some of the first portion of calls from being forwarded toward the first destination.

Congestion control based on call responses

Method and system for providing a setup timer in a sip-based network

Growing community of inventors

Garland, TX, United States of America

Peter E Hanson