Cisco 2821 Integrated Services Router V Cisco Systems®, Inc. is redefining best-in-class enterprise and small- to- midsize business routing with a new line of integrated services routers that are optimized for the secure, wire-speed delivery of concurrent data, voice, video, and wireless services. Founded on 20 years of leadership and innovation, the Cisco® 2800 Series of integrated services routers refer to Figure 1 intelligently embed data, security, voice, and wireless services into a single, resilient system for fast, scalable delivery of mission-critical business applications. The unique integrated systems architecture of the Cisco 2800 Series delivers maximum business agility and investment protection. The Cisco 2821 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/xDSL 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 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 Cisco CME for local call processing in stand alone 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
| Feature | Product Features |
| System requirements | |
| Memory and processor | DRAM |
| Energy management | |
| Power over Ethernet (PoE) Support | Y |
| Power requirements | 100 - 240 VAC, 47-63 Hz |
| Power availability | 240W |
| Protocols | |
| Switching protocol | ATM, Frame Relay, IP, ISDN, RTP, QSIG |
| Data link protocol | Ethernet, Fast Ethernet, Gigabit Ethernet |
| Management protocols | HTTP, SNMP 3 |
| Supported network protocols | IPSec |
| Digital signal protocol | DSL |
| Illumination/Alarms | |
| LED indicators | Y |
| Connectivity | |
| Interface | Ethernet RJ-45 |
| I/O ports | 2 x 10/100/1000 Base-T\n1 x Ethernet RJ-45\n2 x USB 1.1 |
| Environmental conditions | |
| Operating temperature range (T-T) | 0 - 40°C |
| Storage temperature range (T-T) | -20-65°C |
| Operating relative humidity range | 5-95% |
| Operating altitude | 3000m |
| Certificates | |
| Compliance industry standards | IEEE 802.3, IEEE 802.3u, IEEE 802.3z |
| Safety | UL 60950, CAN/CSA C22.2 No. 60950, IEC 60950, EN 60950-1 AS/NZS 60950 |
| Ethernet LAN features | |
| Cabling technology | RJ-45, Cat 3,4& 5 |
| Full duplex | Y |
| Weight & dimensions | |
| Rack mounting | 2U |
| Form factor | Desktop |
| Dimensions W x D x H | 438.2 x 416.6 x 88.9mm |
| Weight | 11400g |
| Data transmission | |
| Maximum data transfer rate | 1Gbit/s |
| Data transfer rate | 1000Mbit/s |
| Security | |
| VPN support | DES, 3DES, AES 128, AES 192, & AES 256 |
| Filtering | Y |
| Technical details | |
| Technical features | 4 x HWIC, WIC, VIC / VWIC modules |
| Memory | |
| Flash memory | 64MB |
| Internal memory | 256MB |
| Networking | |
| Connectivity technology | Wired |