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Product Code: CISCO2851

  • Product Description
The Cisco 2851 Integrated Services Router provides the following support: - Wire-speed performance for concurrent services such as security and voice , and advanced services to multiple T1 E1 DSL 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 (four) - Enhanced Network Module Slot - Support for over 90 existing and new modules - Support for majority of existing AIMs, NMs, WICs, VWICs, and VICs - Two Integrated 10, 100, 1000 Ethernet ports - Optional Layer 2 switching support with Power over Ethernet (PoE) (as an option), supports the 36-port Cisco EtherSwitch module (NMD-36ESW) - Security -- On-board encryption -- Support of up to 1500 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 - Voice -- Analog and digital voice call support -- Dedicated Extension Voice Module slot -- Optional voice mail support -- Optional support for Cisco CallManager Express for local call processing in stand alone business for up to 96 IP Phones -- Optional support for Survivable Remote Site Telephony support for local call processing in small enterprise branch offices for up to 96 IP phones

Technical Specifications

Safety UL 60950, CAN/CSA C22.2 No. 60950, IEC 60950, EN 60950-1 AS/NZS 60950
WAN connection Ethernet (RJ-45)
Ethernet LAN (RJ-45) ports quantity 2
USB ports quantity 2
DSL features
DSL connection type DSL
Energy management
AC input frequency (Hz) 47/63
AC input voltage (V) 100-240
Power consumption (typical) (W) 360
Environmental conditions
Operating relative humidity range (%) 5 - 95
Operating temperature range (T-T) (°C) 0 - 40
Storage temperature range (T-T) (°C) -20 - 65
Ethernet LAN features
Ethernet LAN data transfer rates (Mbit/s) 10, 100, 1000
Cabling technology 10/100/1000Base-T(X)
Ethernet LAN connection Y
LED indicators Y
Management features
Web-based management N
Flash memory (MB) 64
Internal memory (MB) 256
Networking standards IEEE 802.3, IEEE 802.3u
Other features
Connectivity technology Wired
DHCP client Y
Data link protocols Ethernet, Fast Ethernet, Gigabit Ethernet
Management protocols SNMP 3
DHCP server Y
Supported network protocols IPSec
Switching protocols ATM, Frame Relay, IP, ISDN, RTP, QSIG
Security algorithms supported 128-bit AES, 256-bit AES, 3DES, DES
MAC address filtering Y
Firewall security Y
VPN tunnels quantity 1500
Technical details
Form factor 2U
Rack mounting Y
Weight & dimensions
Height (mm) 88.9
Weight (g) 11400
Width (mm) 438.2
Depth (mm) 416.6
Wireless LAN features
Wireless LAN connection N