SmartNode 4950-NCE overview 14SmartNode 4950-NCE Getting Started Guide 1 • General informationSmartNode 4950-NCE overviewThe SmartNode 4950-NCE T1/E1 PRI VoIP Router (see figure 1) combines Universal SIP Trunking, IProuting, VPN/Security, and Quality of Service with high-quality Voice over IP (VoIP) delivered on 1 to 4 Pri-mary Rate Interfaces (PRI T1/E1). This combination paves the way for enterprises’ migration to unified com-munications by integrating legacy telephone systems with PSTN and VoIP networks.Figure 1. SmartNode 4950-NCEThe SmartNode 4950-NCE Gateway-Router performs the following major functions:• Up to 120 VoIP Calls—Up to 120 simultaneous voice or T.38 fax calls with one to four T1/E1/PRI portsand dual Gigabit Ethernet ports. Use any CODEC or fax on any port, any time.• Unified Communications Agent™—Provides any-to-any multi-path switching with VoIP and data sur-vivability, VoIP-over-VPN security with AES/DES strong encryption, Internet Key Exchange (IKE), andSIP Registrar• Universal SIP and T.38 Support—Softswitch-certified signaling support between all T1 RBS CAS, ISDNPRI, Q.SIG, SIP and H.323.• Secure Toll-Quality VoIP—Patton’s DownStreamQoS™ and Voice-over-VPN with adaptive trafficmanagement and shaping for maximum voice quality and secure voice communication.• IP Routing—RIP v1/v2, VRRP, policy-based routing, and loopback interface• Transparent Telephony Features—Complex number manipulation and mapping for seamless integrationwith existing infrastructures, CLIP, CLIR, hold, transfer and much more.• Management & Provisioning—Web-based management, SNMP, Command Line Interface. Automatedprovisioning for easy large-scale deployments.• Optional High Precision Clock—Delivers DECT PBX interoperability with reliable fax performance.• G.SHDSL.bis Broadband Access—Complete Access Router with integrated G.SHDSL.bis WAN inter-face delivers symmetrical throughput up to 11.4 Mbps over four wires or up to 5.7 Mbps over two wires.Supports ATM QoS with multiple PVCs and outstanding DSLAM interoperability.