More Information of this Item
The Cisco 2821 is a multi-purpose router designed for small-to-medium sized businesses and enterprise branch offices. It supports a wide range of network protocols, including IPv4 and IPv6 routing, as well as various WAN and VPN technologies. It is equipped with a variety of interfaces, including Gigabit Ethernet, serial, and ISDN, allowing for flexible connectivity to a variety of network types. Additionally, it has built-in security features such as a firewall and VPN support to help protect the network from unauthorized access. The Cisco 2821 also supports advanced Quality of Service (QoS) features to help ensure that critical network traffic is given priority and to help prevent network congestion.
Suitable Performance
The Cisco 2821 is designed to provide high performance and reliability for small-to-medium sized businesses and enterprise branch offices.
In terms of performance, it supports routing throughput of up to 100Mbps and can handle up to 50,000 concurrent sessions. This makes it capable of handling a high volume of network traffic, even in demanding environments. The router also supports hardware-based encryption acceleration and on-board packet processing, which can help to offload CPU-intensive tasks and improve overall system performance.
In terms of reliability, the Cisco 2821 is designed to operate continuously and has features such as redundant power supplies and dual flash memory to help ensure that the router can maintain operation in the event of a failure. It also has a number of redundancy and failover options, such as Hot Standby Router Protocol (HSRP) and Virtual Router Redundancy Protocol (VRRP) that can provide automatic failover to ensure that network traffic continues to be routed in the event of a failure.
Additionally, it has built-in security features such as a firewall, VPN support and intrusion detection and prevention that help protect the network from unauthorized access and threats. The Router runs on Cisco IOS software which is well known for providing features rich and stable operation, allowing advanced features and customization with the software.
Interface Provided for Digital Workplace
The Cisco 2821 Integrated Services Router provides a variety of interfaces that can be used to connect devices and networks in a digital workplace. Some of the key interfaces provided by the router include:
- Gigabit Ethernet: The Cisco 2821 has multiple Gigabit Ethernet interfaces, which can be used to connect to high-speed LAN networks or other devices that support Gigabit Ethernet, such as servers and switches.
- Serial: The router has multiple serial interfaces that can be used to connect to WAN networks using T1/E1, ISDN, or other serial-based technologies. This allows for flexible connectivity to a wide range of network types, including leased lines, Frame Relay, and ATM.
- ISDN: The Cisco 2821 also has an ISDN BRI interface, which can be used to connect to ISDN-based WAN networks. This can provide a reliable and cost-effective backup option for businesses that rely on a primary WAN connection, such as a leased line or VPN.
- VPN: The Cisco 2821 also has a built-in VPN support, which allows the router to be configured to support a variety of VPN protocols, such as IPsec, PPTP, and L2TP. This allows the router to be used to create secure, encrypted connections to remote networks, such as branch offices or telecommuters.
- USB: the router also has one USB Port, which can be used to connect USB storage devices, or for direct connection to a PC for management.
All of these interfaces can be configured and managed using Cisco IOS software. This software provides a wide range of configuration options and advanced features that can be used to customize the router to meet the specific needs of a digital workplace.
General Information about this Cisco CISCO2821
- Manufacturer: Cisco
- Part Number or SKU# CISCO2821
- Product Series: 2800
- Product Model: 2821
- Product Type: Integrated Services Router
Interfaces/Ports for Integrated Services Router
- Total Number of Ports: 2
- Management Port: Yes
- Number of Network (RJ-45) Ports: 2
I/O Expansions of 2 Ports Router
- Number of Total Expansion Slots: 12
- Expansion Slot Type: AIM
- Expansion Slot Type: HWIC
- Expansion Slot Type: NME-X
- Expansion Slot Type: PVDM
- Expansion Slot Type: EVM
Network & Communication
- Ethernet Technology: Gigabit Ethernet
- Network Technology: 10/100/1000Base-T
Memory
- Standard Memory: 256 MB
- Maximum Memory Supported: 1GB
- Memory Technology: DRAM
- Flash Memory: 64 MB
- Memory Card Supported: Compact Flash
Power Description
- Input Voltage: 110 V AC, 220 V AC
- Redundant Power Supply Supported: Yes
Dimensions & Weight
- Compatible Rack Unit: 2U
- Form Factor: Rack-mountable
- Height: 3.5 Inch
- Width: 17.3 Inch
- Depth: 16.4 Inch
- Weight (Approximate): 25 Lbs
Miscellaneous
- Package Contents-
- 2821 Integrated Services Router
- Cisco 2800 IP BASE W/O CRYPTO (S28NIPB-12403)
- Power Cord 110V (CAB-AC)
- Cisco 2821/51 AC power supply (PWR-2821-51-AC)
- 256MB DDR DRAM Memory (MEM2800-256D-INC)
- 64MB CF Card(MEM2800-64CF-INC)
- Device manager for routers (ROUTER-SDM)
- Rack-mount brackets with screws for 19-inch racks
- Ground lug and two mounting screws
- Cable management bracket
- RJ-45-to-DB-9 console cable
- RJ-45-to-DB-25 modem cable
- Cisco 2800 Series Integrated Services Routers Quick Start Guide
- Cisco 2800 Series Integrated Services Routers Regulatory Compliance and Safety Information document
- Cisco Router and Security Device Manager (SDM) Quick Start Guide
- Product Registration card and Cisco.com card
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Other Available Conditions for this Part
Other Available Categories For - Networking - Router
Warranty
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What does ALLHDD.Com warranty cover?
30-days to 3 years warranty:
Replacement or refund. In the case of material defects, we will try to replace the product first. The product will be replaced before the expiration of the original warranty. For any failure of hardware, if we cannot process the replacement of the product(s)/model(s), we will refund the original selling/invoiced price. The shipping costs and sales tax, if any, are non-refundable. ALLHDD retains the right to decide whether the item(s) will process for replacement or refund.
What is not covered by our warranty?
The reason why our warranty does not cover any problem caused by the following conditions:
(a) misuse of hardware; accidental damage; carelessness product(s) damage; shock; temperature beyond the specification of any product; faulty installation; operation; modification of goods;
(b) any misuse outside the instructions in the user manual for any specific product;
(c) damaged caused by other hardware or equipment. The warranty will void if the item is returned with physical damage, damage to the retail box, removed from the box, counterfeit labels/labelled by them, or any modifications of internal and external covers. Data loss or damages to any other equipment we do not cover by our offered warranty.
What is the Manufacturer/Brand Warranty?
In general, a manufacturer's warranty service/support is a written guarantee to the buyer of a product. Its terms assure the replacement or repair of the product, if necessary, within a specified period after the purchase (2-5 years depending on the brand/manufacturer). It is typically included in the price of the product. Products are brand new and sealed and the original manufacturer box is complete with the Manufacturer's genuine warranty. For most of the brand new/retail products that come with the manual and box, exceptions may apply (i.e., Cisco, Juniper Networks).
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FedEx Shipping Options:
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Worldwide Shipping Options:
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UPS®/FedEx® International Priority
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UPS®/FedEx® Ground Shipping Canada
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