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Typical application 23
SmartNode 4980 & 4990 User Manual 2 • Applications overview
Typical application
IP-enable legacy PBX systems with an Enterprise-class SmartNode 4980 VoIP Gateway-Router or SmartNode
4990 Integrated Access Device.The SN4980 and SN4990 support up to 120 concurrent VoIP calls.
The SN4980 with built-in IP Router enables Enterprises to connect existing PBX systems with advanced IP
telephony services and the PSTN. With built-in G.SHDSL or X.21, the SN4990 enables Broadband Providers
to connect existing PBX systems with advanced IP telephony services and the PSTN.
Combining a VoIP gateway with an IP router, the SmartNode 4980 and 4990 Series adds QoS and VPN secu-
rity, making it the ideal solution for secure prioritized communications.
Figure 5. SN4980 application
Figure 6. SN4990 application