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The S-DTA brings all advantages of VoIP to ISDN users. It connects multiple terminals or a PBX to its BRI So bus, and converts 2 concurrent voice or fax calls to SIP or H.323—at an incredibly low price.
Features Overview Applications Highlights Specs Ordering Related Info
	Features & Benefits Instant ISDN to VoIP Connectivity—Provides one powered So bus for up to 8 terminals or a PBX. Simultaneously converts 2 voice and fax calls to VoIP. Transparent Telephony Features—Preserves ISDN features like caller ID and name (CLIP/CLIR), call transfer, hold, waiting, charging information (AOC) and much more. Outstanding Interoperability—Interoperable for voice and fax calls with a wide variety of ISDN terminals, PBXs, as well as SIP and H.323 soft switches and application servers. Full SIP and T.38 support—Complete range of industry standard signaling protocols supported: SIPv2, H.323v4, ISDN, DSS1, T.38, fax and modem bypass, DTMF relay. Integrated Management and Provisioning—HTTP GUI for easy end-user setup, fully automated provisioning system and SNMP management for mass deployment.