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| Name: |
CISCO2821 |
| Description: | Cisco 2821 router 2821 w/ AC PWR, 2GE, 4HWICs, 3PVDM, 1NME-X, 2AIM, IP BASE, 128F/512D |
| Rating: |
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Added to cart 42 times recently |
| Availability: |
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| Warranty: |
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3 Year Extended Warranty
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14-Day Money Back Guarantee
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CISCO2821 Overview
Overview of CISCO2821
CISCO2821 is a robust, modular enterprise router built to address branch connectivity needs with a fixed chassis design that supports integrated services such as voice and basic security. Designed with dual power supply options powered by an AC power supply and featuring two built‐in Fast Ethernet (10/100) ports along with serial WAN interfaces, it offers flexible WAN/LAN connectivity and modular expansion through EHWIC slots to add additional interfaces as required.
CISCO2821 delivers integrated VPN capabilities via IPSec, proven firewall functionality, and efficient packet processing performance for data and voice applications. Its architecture emphasizes targeted throughput for branch office use, redundancy in critical areas where applicable, and the ability to support a range of official routing protocols and remote management options in secure, managed environments.
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CISCO2821 Specifications
| Product Type | Enterprise Router |
| VPN Support | IPSec |
| Power Source | AC Power Supply |
| Routing Protocols | OSPF / EIGRP / BGP / RIP / Static Routing |
| Broadband | N/A |
| Architecture | Modular |
| WAN Configuration | Dual WAN |
| WAN Ports | 2 WAN |
| LAN Ports | N/A |
| Ethernet Technology | 10/100 |
| Wi-Fi Standard | N/A |
| Connectivity Type | Wired |
| Network Protocols | IPv4 / IPv6 |
| Remote Management | Telnet / SSH / SNMP |
| Compliance Standards | IEEE 802.3 / IEEE 802.3u |
| Wireless Support | No |
| Speed/Capacity | N/A |
| Firewall Features | Yes |
| Features | VPN / IPv6 Compatible / Firewall / Voice |
| Use Case | Enterprise |
| Management | Managed |
| Form Factor | Rack-mount |
| Integrated Services | Voice |
| High Availability Support | Not Supported |
| Safety | N/A |
| EMC | N/A |
| Telecom | N/A |
| Throughput Capacity | N/A |
| QoS Features | Supported |
| Built-in Security Features | Firewall |
| Expansion Slots | EHWIC |
| Modular Slots Available | 2 Slots |
| Stacking Capability | No |
| 5G Support | No |
| Memory | 512 MB |
| Flash Memory | 256 MB |
| Interface Ports | RJ-45 |
| Power | 60W |
| Device Type | Router |
| Product Name | Cisco 2821 Integrated Services Router |
| Height | 1.8 inches |
| Width | 17.3 inches |
| Depth | 11.3 inches |
| Weight | 10.3 lbs |
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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| Product Type | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router |
| Connectivity Type | Wired | Wired | Wired | Wired | Wired |
| Broadband | N/A | N/A | LTE | Fiber Optic / DSL | Fiber Optic / DSL |
| Power Source | AC Power Supply / Redundant | AC Power Supply | AC Power Supply / DC Power Supply / Redundant | AC Power Supply with Redundant Option | Redundant AC/DC Power Supply |
| Architecture | Modular | Modular | Fixed | Modular | Modular |
| WAN Configuration | Dual WAN | Dual WAN | Dual WAN | Dual WAN | Dual WAN |
| WAN Ports | 2 WAN | 2 WAN | 2 WAN | 2 WAN | 2 WAN |
| LAN Ports | 4 LAN Ports | N/A | 8 LAN Ports | 8 LAN Ports | 4 LAN Ports |
| Ethernet Technology | 10/100/1000 | 10/100 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Wi-Fi Standard | N/A | N/A | N/A | N/A | N/A |
| Wireless Support | No | No | No | No | No |
| Speed/Capacity | Gigabit | N/A | Gigabit | Gigabit | Gigabit |
| Routing Protocols Supported | - | - | - | - | - |
| VPN Support | IPSec / DMVPN / FlexVPN / N/A | IPSec | IPSec / SSL VPN / DMVPN / FlexVPN / N/A | IPSec / SSL VPN | IPSec / SSL VPN / GRE / DMVPN / FlexVPN |
| Firewall Features | Yes | Yes | Yes | Yes | Yes |
| Features | VPN / IPv6 Compatible / Firewall / POE / MPLS | VPN / IPv6 Compatible / Firewall / Voice | VPN / Firewall / IPv6 Compatible | VPN, IPv6 Compatible, Firewall, MPLS, VOIP | VPN, Firewall, Intrusion Prevention, QoS |
| Use Case | Enterprise | Enterprise | Enterprise | Enterprise | Enterprise |
| Management | Managed | Managed | Managed | Managed | Managed |
| Form Factor | Rack-mount | Rack-mount | Desktop | Rack-mount | Rack-mount |
| Integrated Services | Voice / Video / WAN Optimization | Voice | Voice / Video / WAN Optimization | Voice, Video | Voice, Video, WAN Optimization |
| High Availability Support | Supported | Not Supported | Supported | Supported | Supported |
| Throughput Capacity | 0.25 Gbps | N/A | 0.15 Gbps | 1 Gbps | 10 Gbps |
| QoS Features | Supported | Supported | Supported | Supported | Supported |
| Built-in Security Features | Firewall / Intrusion Prevention / Malware Protection | Firewall | Firewall / Intrusion Prevention / Malware Protection | Firewall, Intrusion Prevention | Firewall, Intrusion Prevention, Malware Protection |
| Expansion Slots | EHWIC | EHWIC | NIM | NIM | NIM, SFP+ |
| Modular Slots Available | 3+ Slots | 2 Slots | N/A | 3+ Slots | 3+ Slots |
| Stacking Capability | No | No | No | Yes | Yes |
| 5G Support | No | No | No | No | No |
| Memory | 1 GB | 512 MB | 1 GB | 4 GB | 4 GB |
| Flash Memory | 256 MB | 256 MB | 1 GB | 512 MB | 256 MB |
| Interface Ports | RJ-45 / SFP | RJ-45 | RJ-45 / SFP | RJ-45, SFP | RJ-45, SFP |
| Device Type | Router | Router | Router | Router | Router |
| Product Name | C3900-SPE250/K9 | Cisco 2821 Integrated Services Router | Cisco C1121-8PLTEPWZ Integrated Services Router | JG405A Enterprise Router | AR0M0036BD00 Enterprise Modular Router |
| Height | N/A | 1.8 inches | 3.5 inches | 4 inches | 4 inches |
| Width | N/A | 17.3 inches | 8.7 inches | 17 inches | 17 inches |
| Depth | N/A | 11.3 inches | 7.8 inches | 18 inches | 15 inches |
| Weight | N/A | 10.3 lbs | 4.4 lbs | 20 lbs | 15 lbs |
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