Synway VoIP Gateways Enable Smooth Integration between Legacy TDM and IP Contact Center

ChinaUnionPay, which has already deployed Synway solutions at its domestic contact center, needed to integrate the TDM and IP-based PBX systems at its international business center at North America while ensuring seamless interoperability with the PSTN. 


ChinaUnionPay selected Synway’SMG series VoIP Gateway to connect its TDM and IP-based contact center operations to the PSTN. The VoIP Gateway’s field-proven support for PSTN and SIP connectivity ensured that ChinaUnionPay could efficiently consolidate its PSTN connections, with more simplified management and operational cost saving.


Today, ChinaUnionPay maintains Synway’s VoIP gateway at its global contact center sites, each supporting 4 E1-SIP links. ChinaUnionPay’s expanding deployment of Synway’s VoIP gateway is the solid testimony to the benefits of Synway’solution for contact center operators, including:

  • High interoperability with both SIP-based and traditional telephony systems - ensuring smooth deployments;

  • Increased reliability and high voice quality---improving customer satisfaction;

  • Centralized management solution---simplifying network operations and reducing costs.

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