Patent ID: 6765990
Filing Date: 2004-07-20
Classification: H04M,H04Q

Abstract:
A method for real time call tracing, the method comprising:(a) from a network monitoring server, sending to a plurality of network monitoring processors provisioned to receive signaling messages copied from different signaling links first filter criteria for locating a first message in a real time call trace; (b) at each network monitoring processor: (i) searching historical signaling message data in a database for the first message using the first filter criteria; (ii) in response to failing to locate the first message in the historical data, polling the database in real time for newly received messages matching the first filter criteria; and (iii) in response to locating the first message in steps (b)(i) or (b)(ii), forwarding the first message to the network monitoring server; and (c) at the network monitoring server, in response to receiving the first message: (i) formulating second filter criteria for locating a second message in the real time call trace; and (ii) forwarding the second filter criteria to the network monitoring processors; and (d) at the network monitoring processors, searching for the second message using the second filter criteria.