They Cisco 2800 routers are ideal for small and medium-sized enterprises and somewhat larger enterprises. They are designed for high speed bearing in mind that keep security since they are highly safe and have capacity for multiple T1/E1 connections.
The routing of the Cisco 2800 Series integrated services architecture provides the performance, availability and reliability necessary to scale mission-critical business applications in the most demanding environments.
If we now focus on the Cisco 2821 we can tell you it is a router that can provide the following:
-Speed performance of cable services concurrent, as security, voice and advanced services for multiple types of WAN T1/E1/xDSL
-Investment protection through increased performance and modularity
-The increased density through the WAN high-speed (four) interface card slots
-Enhanced network module Slot
-Support for more than 90 existing and new modules
-Support for the majority of the existing aims, NMS, WIC, VWIC and VICs
-Two built-in 10/100/1000 Ethernet ports
-Support of up to 1500 VPN tunnels with the AIM-EPII-PLUS module
-Prevention of intrusions, as well as Cisco IOS Firewall support status and many more essential security features
These features give the Cisco 2821 to be one of the best, as well as being a mark of quality. Although we must bear in mind that the company continue selling it and is not discontinued, that may occur.