A method of delivering information from a Notifying node of a SIP/IMS network to a Watcher
Client, via an intermediate Watcher Proxy. A connection is established between the Watcher …

6,023,769 A 2/2000 Gonzalez 2002/014.6010 A1 10, 2002 Shenoi et al. 6,078,595 A 6,
2000 Jones et al. 2002/0147978 A1 10/2002 Dolgonos et al. 6,101,180 A 8, 2000 Donahue …

The present invention employs in-band signaling between PTEs to provision and control
session keys, which are used by the PTEs for encrypting and decrypting traffic that is carried …

A method of transferring signalling information from an SS7 network to an IP network using
SIP signalling through a Media Gateway Controller (MGC), the method comprising receiving …

When an authorization and/or control element like a policy control network element is
involved in the authorization and/or control of a service flow in a communication connection …

IP network. The method includes: analyzing all traffic packets originating from the user which
connects to the network; forwarding the traffic packet to the core network if the traffic packet …

BACKGROUND This section is intended to introduce the reader to various aspects of the art
that may be related to various aspects of the present invention. The following discussion is …

A policy and charging control method for supporting IP flow mobility in a roaming scenario
includes: when a Visited Policy and Charging Rules Function (V-PCRF) receives IP flow …

A method of providing high throughput and low latency Internet protocol (IP) transport using
channel associated signaling (CAS) comprises receiving, by a network element, a packet …

A method of providing location-related charging information to a charging system associated
with an IP Multimedia Subsystem, IMS, network, where the location-related charging …