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Best Wireless Routers Review

Cisco 2821, for Small-to Medium-sized Businesses

26 Août 2011, 01:02am

Publié par router

Cisco 2821, designed for small-to medium-sized businessesand enterprise branch offices, is part of the Cisco 2800 Integrated Services Router Series which complements the Integrated Services Router Portfolio. C2821-25UC/K9


The Cisco 2821 Integrated Services Router provides the following support:

a.       Wire-speed performance for concurrent services such as security and voice , and advanced services to multiple T1/E1/xDSL WAN rates

b.      Enhanced investment protection through increased performance and modularity

c.       Enhanced investment protection through increased modularity

d.      Increased density through High-Speed WAN Interface Card Slots (four)

e.      Enhanced Network Module Slot C2821-25UC-VSEC/K9

f.        Support for over 90 existing and new modules

g.      Support for majority of existing AIMs, NMs, WICs, VWICs, and VICs

h.      Two Integrated 10/100/1000 Ethernet ports

i.         Optional Layer 2 switching support with Power over Ethernet (PoE) (as an option) C2821-VSEC-SRST/K9

j.        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) C2821-4SHDSL/K9

Intrusion Prevention as well as stateful Cisco IOS Firewall support and many more essential security features


k.      Voice

Analog and digital voice call support

Dedicated Extension Voice Module slot

Optional voice mail support C2821-H-VSEC/K9

Optional support for Cisco CallManager Express (Cisco CME) for local call processing in standalone business for up to48 IP Phones

Optional support for Survivable Remote Site Telephony support for local call processing in small enterprise branch offices for up to 48 IP phones C2821-VSEC-CCME/K9


More Details of Cisco 2821

 Price and Availability C2821-VSEC/K9

Conditions: New Sealed

List Price:US$3,895.00

Wholesale Price: US$363.00

You Save:US$2,532.00 (65.01% OFF)

Supplier: YejianTechnology (RouterSwitch.com)

Email: cisco@router-switch.com (Sales Inquiries)

webmaster@router-switch.com (Technical Inquiries) C2821-VSEC-CUBE/K9

Tel: +852-3755-6766 (Hong Kong)

Fax: +852-3050-1066 (Hong Kong)


Cisco router

Cisco 2821 Router 2800 Series ISR

Device Type

Cisco 2821 Router

Form Factor

External - modular - 2U

Dimensions (WxDxH)

43.8 cm x 41.7 cm x 8.9 cm


11.4 kg


256 MB (installed) / 1 GB (max)

Flash Memory

64 MB (installed) / 256 MB (max)

Data Link Protocol

Ethernet, Fast Ethernet, Gigabit Ethernet

Network / Transport Protocol


Remote Management Protocol



Cisco IOS IP Base , firewall protection, hardware encryption, VPN support, MPLS support, URL filtering


AC 120/230 V ( 50/60 Hz )

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