Based on 20 years of innovation, Cisco 1800 Series Integrated Services Router is optimized for data-access applications, providing small-to-medium sized businesses and small branch offices with the complete functionality and flexibility to deliver secure Internet and Intranet access.

The integrated services routing architecture of the Cisco 1800 product family builds on the Cisco 1700 Series Multiservice Access Routers by offering more than a fivefold performance increase, dramatically increased performance with high-speed WAN-interface-card (HWIC) slots that support new HWICs such as the 4 port EtherSwitch HWIC. A wide range of connectivity options is provided with AIM, HWIC, and VWIC modularity, as well as investment protection through the support of more than 30 existing 1700 Series WAN interface cards (WIC/VIC/VWIC data mode only).

The Cisco 1841 Integrated Services Router is part of the Cisco 1800 Integrated Services Router Series which complements the Integrated Services Router Portfolio.

The Cisco 1841 Integrated Services Router provides the following support:

• Wire-speed performance for concurrent services at T1/E1 WAN rates
• Enhanced investment protection through increased performance and modularity
• Enhanced investment protection through increased modularity
• Increased density through High-Speed WAN Interface Card Slots (two)
• Support for over 90 existing and new modules
• Support for majority of existing WICs, VWICs, and VICs (data mode only)
• Two Integrated 10/100 Fast Ethernet ports
• Security
  • On-board encryption
  • Support of up to 800 VPN tunnels with the AIM-EPII-PLUS Module
  • Antivirus defense support through Network Admission Control (NAC)
  • Intrusion Prevention as well as stateful Cisco IOS Firewall support and many more essential security features