Patent ID: 8018848
Filing Date: 2011-09-13
Classification: H04L

Abstract:
1. A method, comprising: triggering a User Agent to monitor a status of at least one component in a communication system, wherein the at least one component comprises a controller of the User Agent, wherein the controller of the User Agent provides Session Initiation Protocol (SIP) functionality to the User Agent, wherein the User Agent is triggered to monitor the status of the at least one component by receiving a notification message; referencing a list of controllers upon receiving the notification message; identifying, from the list of controllers, at least one controller for which a status check will be performed, wherein the at least one controller includes the controller of the User Agent; in response to the trigger to monitor the status of at least one component, sending, by the User Agent, a SIP message to the at least one component associated with the at least one controller; and determining, by the User Agent, a status of the at least one component based on a response received at the User Agent.