3Com Corporation

Method of dynamically locating and connecting to a wireless device

Method and device for tunnel switching

System and method for roaming between wireless networks

Computer system and network interface supporting class of service queues

Attenuation and termination circuit using impedance synthesis

Simple and fast directory search with reduced keystrokes and reduced server calls

Method and apparatus for selection of an endpoint device in a point to point link

License re-allocation system and method

System and methods for providing presence services in IP network

Network switch with mutually coupled look-up engine and network processor

Method and system for controlling a delay of packet processing using loop paths

Method and system for dynamic call type detection for circuit and packet switched networks

Method and apparatus for PSTN-based IP active call recovery and re-routing

Method for implementing network resource access functions into software applications

Apparatus and method for processing data relating to events on a network

Self service data interface

Method for establishing a secure Ad Hoc wireless LAN

Attenuation and termination circuit using impedance synthesis

Enabling network communication from role based authentication

Electron beam switch

Computer network and method of operating same to preload content of selected web pages

Method for implementing distributed voice functions into software applications

System and method for processing network packet flows

Media gateway proxy

System for providing firewall capabilities to a communication device

Method and apparatus for PSTN-based IP active call recovery and re-routing

Network management system providing logic signals over communication lines for detecting peripheral devices

Method and system for network management

High speed network interface with automatic power management with auto-negotiation

Internet telephony using network address translation

System and method for maximizing the use of bandwidth optimization techniques in voice-over-packet connections

Systems and methods for compressing data

Telephone recording and storing arbitrary keystrokes sequence with replay with a single stroke

Method and system for performing a live system upgrade

Symbol spreading method and device for OFDM systems

Performing operations on IP telephony devices from a remote client

Converged home gateway

Telephone recording and storing arbitrary keystrokes sequence with replay with a single stoke

Multi-service access platform for telecommunications and data networks

Network units for use in and organisation of cascade systems

Host computer digital signal processing system for communicating over voice-grade telephone channels

Method and system for implementing wireless data transfers between a selected group of mobile computing devices

Computer network and method of operating same to preload content of selected web pages

Management and control for interactive media sessions

System and method for traffic load balancing to multiple processors

Method and apparatus for implementing a presence-based universal camp-on feature in packet-based telephony systems

Method and system for providing directory based services

Enhancement to authentication protocol that uses a key lease

IP-based enhanced emergency services using intelligent client devices

Architecture and method for controlling features and services in packet-based networks

Flexible data outlet

Method and system for network based call-pickup

System and method for multi-casting announcements

Method for statistical switching

Method and system for monitoring and management of the performance of real-time networks

Switching fabrics and control protocols for them

Techniques for providing secure access to a communication system

Method for address mapping in a network access system and a network access device for use therewith

Method and apparatus supporting network communications

Method and system for device-based call park and pick-up

Computer network and method of operating same to preload content of selected web pages

Method and system for automatic network resource selection and configuration in a network environment

High-speed switch architecture

Method and system for network based call-pickup

Dynamic network access control method and apparatus

Method and system for echo cancellation in a network switch

Network traffic redirection in bi-planar networks

Method and system for communicating state information between devices of a communications network

Robust remote flash ROM upgrade system and method

Method and system for providing prompt navigation in interactive voice response (IVR) system

Filtered transmit cancellation in a full-duplex modem data access arrangement (DAA)

Network management apparatus and method for determining the topology of a network

Signature checking using deterministic finite state machines

TCP control packet differential service

Switch module architecture

Method of communicating between network devices through gateways using call discrimination options

Method for splitting data and acknowledgements in a TCP session

Network security system integration

Scheme for device and user authentication with key distribution in a wireless network

Telephone set having a handset with an integrated pointing device

System and method for distributed multicast routing

Positionally dependent pattern checking in character strings using deterministic finite automata

Method and apparatus for determining unmanaged network devices in the topology of a network

Optimisation of network configuration

System and method for integrating call control and data network access components

Method and system for providing an intelligent data concentrator communicatively coupled to a network by a wireless mode

Methods for discovering devices within a wireless network

Method for automatically creating a modem interface for use with a wireless device

Apparatus and method for accessing command line interface information from a device

Computer system and network interface supporting dynamically optimized receive buffer queues

Method and architecture for logical aggregation of multiple servers

System and method for large capacity conference calls

Secure network outlet for supporting IP device address assigning functionality

Cascade system for network units

Device and method for managing fault detection and fault isolation in voice and data networks

Four channel audio recording in a packet based network