The Cisco 2821 provides significant additional value compared to prior generations of Cisco routers at similar price points by offering up to a fivefold performance improvement, up to a tenfold increase in security and voice performance, new embedded service options, and dramatically increased slot performance and density while maintaining support for most of the more than 90 existing modules that are available today for the Cisco 1700, Cisco 2600, and Cisco 3700 Series.
|Warranty Information||90 Day Limited|
|Temperature||-4F (-20C) to 149F (65C) Non-operating|
|Frequency Band||With the Cisco IOS Software Advanced Security feature set, the Cisco 2821 provides a robust array of common security features such as a Cisco IOS Software Firewall, intrusion prevention, IPsec VPN, Secure Shell (SSH) Protocol Version 2.0, and Simple Network Management Protocol (SNMPv3) in one secure solution setCisco CME is an optional solution embedded in Cisco IOS Software that provides call processing for Cisco IP phonesAC input surge current: 50A maximum, one cycle (-48V power included)Interface Card Slots:Each slot can support HWIC, WIC, VIC, or VWIC type modulesRPS:External only, connector for RPS provided by defaultOperation Altitude (derate 1.5C per 1000 ft):27.5C @ 15 kft35C @ 3km/10 kft40C @ sea level|
|Management||Cisco Router and Security Device Manager (SDM) Simple Network Management Protocol (SNMP)|
|Total Number of Ports||2|
|Humidity||5% to 95% Non-condensing Operating|
|Number of Total Expansion Slots||11|
|Network Protocol Supported||SNMP|
|Compatible Rack Unit||2U|
|Number of Network (RJ-45) Ports||2|
|Input Current||2 A @ 230 V AC|
|Dimensions||3.50" Height x 17.25" Width x 16.40" Depth|
|Number of Network Ports||2|
|Network Architecture Supported||Yes Ethernet (10/100/1000 Mbps)|
|Interfaces||2 x RJ-45 10/100/1000Base-T LAN|1 x Auxiliary Management|1 x Console Management|2 x USB|
|Installed Main Memory||256 MB|
|Installed Flash Memory||64 MB|
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