Thomas Levy

Method for delivering dynamic policy rules to an end user, according on his/her account balance and service subscription level, in a telecommunication network

Real-time interstitial content resolution and trick mode restrictions

Server-side interstitial content insertion

Service delivery condition change management

Optimizing the connection between a mobile communication terminal and a signaling server through an address translation device

Learning the expiry time of an address binding within an address translation device for an SIP signaling server

Network address translation (NAT) traversal equipment for signal messages conforming to the SIP protocol by redundancy of address information

Traversing of NAT address translation equipment for signaling messages compliant with SIP protocol

Inter-domain router comprising a module for determining route aggregation

Signalling in controlled active networks

Operation interruption control system for a communication network router

Device for use in a communication network router to select routing information

Agent based router monitoring, diagnostic and maintenance