CISCO2821 Cisco 2821 wired router Gigabit Ethernet Black, Blue, Stainless steel
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2821
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CISCO2821 Overview
The CISCO 2800 Series 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. The CISCO 2800 Series Features The Ability To Deliver Multiple High-quality Simultaneous Services At Wire Speed Up To Multiple T1/e1/xdsl Connections. The Routers Offer Embedded Encryption Acceleration And On The Motherboard Voice Digital-signal-processor (dsp) Slots, Intrusion Prevention System (ips), And Firewall Functions, Optional Integrated Call Processing And Voice Mail Support, High-density Interfaces For A Wide Range Of Connectivity Requirements, And Sufficient Performance And Slot Density For Future Network Expansion Requirements And Advanced Applications. Main Specifications:
Integrated services router with AC power, 2GE, 1 NME-X, 1 EVM, 4 HWICs, 3 PVDM slots, 2 AIMs, and IOS IP Base Software
- Ethernet WAN
- Gigabit Ethernet
- Web-based management
- 128-bit AES, 192-bit AES, 256-bit AES, 3DES, DES
Summary Description
Cisco 2821. Ethernet interface type: Gigabit Ethernet, Cabling technology: 10/100/1000Base-T(X), Ethernet LAN data rates: 10,100,1000 Mbit/s. Security algorithms: 128-bit AES, 192-bit AES, 256-bit AES, 3DES, DES, Firewall security: Cisco IOS. Flash memory: 64 MB, Internal memory: 256 MB, Safety: UL 60950, CAN/CSA C22.2 No. 60950, IEC 60950, EN 60950-1, AS/NZS 60950. Product colour: Black, Blue, Stainless steel. Width: 438.2 mm, Depth: 416.6 mm, Height: 88.9 mm
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Specifications
Overview
| Condition | Refurbished |
|---|---|
| Brand | Cisco |
| Stock | In Stock |
WAN connection
| Ethernet WAN | Y |
|---|
Network
| Ethernet interface type | Gigabit Ethernet |
|---|---|
| Ethernet LAN | Y |
| Cabling technology | 10/100/1000Base-T(X) |
| Ethernet LAN data rates | 10,100,1000 Mbit/s |
Management features
| Web-based management | Y |
|---|---|
| Quality of Service (QoS) support | Y |
Ports & interfaces
| Ethernet LAN (RJ-45) ports | 2 |
|---|---|
| USB ports quantity | 2 |
| DC-in jack | Y |
Security
| Security algorithms | 128-bit AES, 192-bit AES, 256-bit AES, 3DES, DES |
|---|---|
| Firewall security | Cisco IOS |
Features
| Flash memory | 64 MB |
|---|---|
| Internal memory | 256 MB |
| Safety | UL 60950, CAN/CSA C22.2 No. 60950, IEC 60950, EN 60950-1, AS/NZS 60950 |
Design
| Product colour | Black, Blue, Stainless steel |
|---|---|
| Rack mounting | Y |
Weight & dimensions
| Width | 438.2 mm |
|---|---|
| Depth | 416.6 mm |
| Height | 88.9 mm |
| Weight | 11.4 kg |
Frequently Asked Questions
What are the primary interface options available on the Cisco 2821 Integrated Services Router? +
The Cisco 2821 features two built-in 10/100/1000 Gigabit Ethernet ports for high-speed connectivity. Additionally, it offers four High-Speed WAN Interface Card (HWIC) slots that can also support WIC, VIC, or VWIC modules, providing extensive flexibility for diverse network connectivity needs, including T1/E1, serial, and modular WAN access.
How does the Cisco 2821 perform in terms of voice and security integration? +
This router is designed as an Integrated Services Router, meaning it natively supports hardware-based encryption and voice features. It can be equipped with advanced security modules for VPN and firewall functionality, while its digital signal processor (DSP) slots enable it to serve as a robust IP telephony gateway for small to medium branch offices.
Is the Cisco 2821 suitable for branch office deployments? +
Absolutely. The 2821 is engineered specifically for branch office environments, providing a consolidated platform that integrates routing, switching, security, and voice capabilities into a single device. Its modular design allows IT administrators to scale services as the specific requirements of the branch office grow, making it a reliable workhorse for remote locations.
What memory and storage expansion capabilities does the Cisco 2821 support? +
The 2821 offers significant expandability, supporting up to 1GB of DRAM and 256MB of flash memory. These memory upgrades are critical for running advanced Cisco IOS software features, managing larger routing tables, and storing complex configuration files, ensuring the router remains responsive under heavy enterprise workloads.
What is the recommended method for managing the Cisco 2821? +
Management is typically performed through the industry-standard Cisco IOS Command Line Interface (CLI) via a console port or remote SSH/Telnet sessions. For those who prefer visual oversight, the device also supports SNMP for integration with standard network management software, allowing for comprehensive monitoring of traffic patterns, health metrics, and overall system performance.
How does the Cisco 2821 handle hardware redundancy and reliability? +
Reliability is built into the 2821 through its support for redundant power systems and hot-swappable interface modules. These design elements minimize downtime during hardware failures or maintenance windows. By utilizing Cisco's proven IOS architecture, the router ensures high availability and stable performance for mission-critical branch office communications and data transit.
What type of Cisco IOS feature sets can be run on the 2821? +
The 2821 supports a wide range of Cisco IOS feature sets, including IP Base, Advanced Security, and Advanced IP Services. The specific image required depends on your enterprise needs, such as advanced routing protocols like OSPF or BGP, sophisticated Quality of Service (QoS) configurations, and complex VPN tunneling requirements.
Does the Cisco 2821 support Power over Ethernet (PoE) for connected devices? +
While the base unit does not provide integrated PoE, you can achieve PoE functionality by utilizing external power supplies in conjunction with compatible network modules or switches. This allows the router to power IP phones or access points indirectly, ensuring that your branch office infrastructure remains organized and efficient without requiring separate power runs.
How can I obtain a bulk quote for multiple Cisco 2821 units? +
If you are planning a large-scale deployment and require multiple units, BuyRouterSwitch.com makes the procurement process efficient. Simply use our 'Request a Quote' feature on the product page or contact our sales department directly. Our team specializes in high-volume orders and can provide competitive pricing structures tailored to your specific project scope and procurement volume.
Why should I choose BuyRouterSwitch.com for my Cisco networking hardware? +
BuyRouterSwitch.com is a trusted source for professional-grade networking equipment. We ensure that our supply chain provides authentic, reliable hardware that meets the rigorous standards of enterprise environments. By choosing us, you benefit from our dedicated sales expertise and our commitment to providing seamless, secure ordering experiences for IT procurement professionals worldwide.
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