Network migration: Service Providers

Private customers

• Migration from analogue to VoIP connections
• ISDN Replacement: ISDN multiple-device connection via VoIP (the old ISDN telephone can continue to be used)
• Both services feasible as: An OTT service on broadband connections with CPEs und SIP-capable endpoints or without a change of the last mile via MSAN

Business customers

• ISDN multiple-device connections for business customers: ISDN telephones can continue to be used with the familiar convenient service features
• No changes to the last mile via MSAN or as an OTT service with local ISDN Access Gateways at the customer’s location

Business Trunking: The universal system connection

• ISDN Replacement: System connections for the continued use of existing ISDN PBX systems
• SIP trunking: VoIP-based system connections for SIP-capable PBX systems
• Value Added Trunking: Unified communication services for existing PBX systems with a migration option to hosted UC/PBX

Advantages

• Differing network structures are supported: From MSAN to CPE/gateway-based connection scenarios
• Complete ISDN service features transparency: ISDN systems/telephony can continue to be operated in the usual manner
• Mapping of regulatory duties an option, such as number portability, emergency calls and lawful intercept
• Can be expanded with further TELES voice and UC Services
• NFV software solution on COTS servers
• Significant OPEX savings compared to legacy switching platforms (in terms of the power, space, support, etc.)
• Cutting-edge, web-based system management with self-care function