CT-801 VoIP Gateway

CT-801VoIP GatewayFeaturesSupports Voice over IP (VoIP)Uses an Ordinary Telephone to Make InternetCalls free of chargeUse Just One IP Address to Access theInternet Over Your Entire NetworkSupports Caller IDSupports Silence suppressionConfigurable Through Your Networked PC’sWeb BrowserRemote Administration and Remote FirmwareUpgrades Over the InternetBlock Specific External and Internal InternetAccess with Packet FilteringSupports PPTP, L2TP and IpSec Pass-ThroughInternal Multi-Port Switch DramaticallySpeeds Up Your Gaming and MultimediaConnectionsDescriptionCT-801Comtrend’s CT-801 is a powerful VoIP Gateway,providing predictable, real-time, toll-quality voice overthe Internet. The CT-801 is designed for residentialand business users. It connects to an externalCable/DSL modem to access the broadband service.An ordinary telephone connects to the RJ-11 port(telephone jack) on the back of the CT-801, allowingcalls to be routed to anywhere in the world –significantly reducing or eliminating long distancecharges. Your PCs connected to the CT-801 evendon’t have to turn on to make calls. The CT-801supports policy based QoS on layer 3, which provideshigh quality voice service. The CT-801 solves all ofyour network and telephony needs in one integratedunit, which reduces the space requirements, and costof hardware and cabling. This makes the CT-801 themost cost effective solution for your application.Applications Diagram

SpecificationsWAN InterfaceEthernet x 1IEEE 802.3 10/100 Base-T, Auto-crossingLAN Interface____________________________________________________Ethernet x 3 IEEE 802.3 10/100 Base-T, Auto-crossing_ _Analog InterfaceFXS x 1ManagementSNMP, ILMI 4.0, Telnet, Web-based management, Configuration backup and restorationSoftware upgrade via TFTP client or FTP serverBridge FunctionsTransparent bridging and learning IEEE 802.1dSpanning Tree AlgorithmYesQosYesRouting FunctionsStatic route, RIP, and RIPv2, NAT/PAT, DHCP Server/DHCP Relay, DNS, ARPSecurity FunctionsAuthentication protocolsPAP, CHAP,VPN featuresPPTP/L2TP/IpSec pass-throughStateful Packet Inspection, Packet filtering, Denial Of Service protectionQoSL3 policy based QoSToSVoice Functions*SIP RFC 3261*MGCP RFC 3435*H.323 H.323, H.225, H.245CodecG.711, G.723.1, G.729abRTP RFC 1889SDP RFC 2327On/Off hook Caller IDETSI basedEcho cancellation G.168Silence suppressionG.711,G.723.1,G.729abLEDPower, WAN, LAN 1x, LAN 2x, LAN 3x, ALARM, PHONEPower SupplyExternal power adapter110 Vac or 220 VacEnvironmental ConditionsOperating temperature0 ~ 50 degrees CelsiusRelative humidity5 ~ 90% (non-condensing)Dimensions150 mm (W) x 42 mm (H) x 140 mm (D) (CT-801)Note*: Please check with Comtrend representatives for its availability.CT-801 VoIP Gateway3F-1, 10 Lane 609, Chung Hsin Rd., Sec.5, San Chung, Taipei Hsien, Taiwan 241Tel: 886-2-29998261 Fax: 886-2-29998497 E-mail: sales@comtrend.comhttp://www.comtrend.comProduct Catalog09/2004CT-801 R1.0