The SmartNode 4970 VoIP Gateway offers Enterprises a cost-effective solution to IP-enable their legacy PBX systems. Evolving from Patton s award winning SmartNode 4940 Series, the next generation SmartNode 4970 Series comes now with IPv6 upgradeable hardware. Like every SmartNode the SN4970 supports every industry-standard CODEC to deliver toll-quality voice on every call. The Unified Communications Agent (UCA) provides any-to-any multi-path switching (simultaneous SIP, H.323, ISDN, and POTS calls with routing and conversion between TDM/PSTN and IP/Ethernet networks plus T.38 and SuperG3 FAX). VoIP-over-VPN with voice encryption provides secure voice and data via IPsec with AES/DES strong encryption and automated keying via Internet Key Exchange (IKE). In addition, advanced call-router functionality includes least-cost call routing with flexible dialed-number plan support.

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