Voice VPN Gateway for Secure Remote Corporate Access
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Solution Overview
Problem
Traditional PBX systems fail to provide secure and ubiquitous access to corporate voice and communication services for remote users, leading to challenges such as authentication issues, complex teleconference setups, and limited access to corporate directories and voice services.
Innovation Solution
A Voice Virtual Private Network (VPN) Gateway system that acts as an interface between corporate users and voice communication servers, enabling secure and universal access to corporate voice services through various networks, including PSTN and VoIP, using SIP and H.323 technologies for signaling and mediation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If traditional PBX systems are used for corporate voice communications, then voice services are provided within the corporate network, but secure and ubiquitous access for remote users is not achieved
Solution Approach 1:
The patent introduces a Voice VPN Gateway as an intermediary component that mediates between remote users and the corporate PBX system. The gateway performs authentication, encryption, and protocol conversion, enabling remote users to access corporate voice services securely without directly connecting to the PBX. This resolves the contradiction by providing ubiquitous access while maintaining authentication security through the gateway's security functions.
2Adaptability or versatility
If proprietary phone and gateway equipment are deployed for telecommuters, then full corporate voice services are available, but device complexity and deployment cost increase
Solution Approach 1:
The Voice VPN Gateway is designed as a universal platform that can serve multiple functions: authentication, encryption, protocol conversion, and integration with various access methods (cellular, WiFi, cordless). Instead of requiring separate proprietary equipment for each remote user, the gateway provides centralized services that work across different devices and networks, reducing overall system complexity while maintaining full service availability.
3Adaptability or versatility
If Voice VPN Gateway is deployed to enable remote access, then secure and ubiquitous access is achieved, but system complexity increases
Solution Approach 1:
The patent merges multiple functions (authentication, encryption, protocol conversion, signaling) into a single Voice VPN Gateway component. By combining these previously separate functions into one integrated system, the patent reduces the number of individual components needed while providing comprehensive remote access capability. This consolidation achieves secure and ubiquitous access without proportionally increasing overall system complexity.
Data Source
AI summary
Embodiments of the present invention include a Voice Virtual Private Network (Voice VPN) and methods for providing access to remote peer users across same. In one embodiment, voice and communication services of one or more corporate network are provided to remote user terminals across a Voice VPN Gateway. The level and type of access to voice and communication services provided can be determined statically, dynamically, or adaptively based on user data or user habits or history.