E1 or T1 to pabx to router to softphone

The Cisco 1841 router is designed for secure data connectivity and provides significant additional value compared to prior generations of Cisco 1700 Series routers by offering more than a fivefold performance increase and integrated hardware-based encryption enabled by an optional Cisco IOS Software security image.<br /><br />The <a href="http://www.router-switch.com/cisco1841-p-97.html">Cisco 1841</a> dramatically increase interface card slot performance and density over the Cisco 1700 Series while maintaining support for more than 30 existing WAN interface cards (WICs) and multiplex trunk cards (voice/WICs [VWICs]-for data only on the Cisco 1841 router).<br /><br />The <a href="http://www.router-switch.com/cisco1841-p-97.html">Cisco 1841 router</a> offers embedded hardware-based encryption enabled by an optional Cisco IOS Software security image; further enhancement of VPN performance with an optional VPN acceleration module; an intrusion prevention system (IPS) and firewall functions; interfaces for a wide range of connectivity requirements, including support for optional integrated switch ports; plus sufficient performance and slot density for future network expansion and advanced applications as well as an integrated real-time clock.<br /><br />Cisco 1841 router Product Details<br />Product Description Cisco 1841 router<br />Device Type Router<br />Form Factor External - modular - 1U<br />Dimensions (WxDxH) 34.3 cm x 27.4 cm x 4.75 cm<br />RAM 128 MB (installed) / 384 MB (max) - SDRAM<br />Flash Memory 32 MB (installed) / 128 MB (max)<br />Data Link Protocol Ethernet, Fast Ethernet<br />Network / Transport Protocol IPSec<br />Remote Management Protocol SNMP<br />Digital Signaling Protocol ADSL over ISDN<br />Features Cisco IOS IP Broadband , firewall protection, 128-bit encryption, hardware encryption, VPN support, VLAN support, Intrusion Prevention System (IPS), 256-bit encryption<br />Power AC 120/230 V ( 50/60 Hz )<br />System Requirements Microsoft Windows 98 Second Edition<br /><br />P.S. If you would like a new sealed Cisco 1841, the competitive price offered at RouterSwitch.com is US$586.00 per. Visit Cisco 1841 to see more...<br /><br />Notes: Router-switch.com is a World's Leading <a href="http://www.router-switch.com/">Cisco Supplier</a>, founded in 2002. It sells new, used and refurbished Cisco network equipment including Cisco routers 800/1800/1900/2800/2900/3800/3900 series, Cisco switches, Cisco Firewalls Security, Cisco IP Phones VOIP, etc.<br /><br />