The Cisco 2851 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.
|Number of Total Expansion Slots||11|
|Frequency Band||Cisco 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)|
|Temperature||-4F (-20C) to 149F (65C) Non-operating|
|Compatible Rack Unit||2U|
|Total Number of Ports||2|
|Humidity||5% to 95% Non-condensing Operating|
|Number of Network (RJ-45) Ports||2|
|Input Current||2 A @ 230 V AC|
|Number of Network Ports||2|
|Network Architecture Supported||Yes Ethernet (10/100/1000 Mbps)|
|Warranty Information||90 Day|
|Dimensions||3.50" Height x 17.25" Width x 16.40" Depth|
|Installed Main Memory||256 MB|
|Installed Flash Memory||64 MB|
|Interfaces||2 x RJ-45 10/100/1000Base-T LAN|1 x Auxiliary Management|1 x Console Management|2 x USB|
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