User Guide

SmartNode Series VoIP routers overview 15
Model 4520 & 4110 Series Getting Started Guide 1 • General information
SmartNode Series VoIP routers overview
The SmartNode 4520 and 4110 Series VoIP Gateway Routers (see figure 1) combine IP routing, VPN/Secu-
rity, and Quality of Service for up to 8 transparent voice and FAX calls over any IP or PSTN network. Leverage
low-cost IP services with packet-voice for complete branch office voice and data connectivity.
Figure 1. SmartNode Router (SmartNode 4524 shown)
The SmartNode 4520 Series Gateway Routers, equipped with two 10/100Base-T Ethernet ports provide;
voice over IP (VoIP) and Internet telephony plus Internet access routing, VPN and firewall functions, and
extensive Quality of Service (QoS) functions.
The SmartNode 4110 Series Media Gateways, equipped with a single 10/100Base-T Ethernet port that pro-
vide VoIP and Internet telephony.
The SmartNode VoIP Gateways and Gateway-Routers perform the following major functions:
• Voice over IP and local switching via a combination of 2 to 8 analog phone ports (FXS) and 2 to 4 analog
line ports (FXO).
• Standard compliant VoIP conversion in accordance with SIP and H.323 protocols.
• Internet access and IP Routing (4520 Series only) with IP Quality of Service (QoS) support for mixed voice
and data traffic.
Section “SmartNode 4520 Series router” on page 16 provides more information on the SmartNode 4520
Series. Section “SmartNode 4110 Series router” on page 20 describes the SmartNode 4110 Series.