Cisco 2800 Series
Series Features Overview
Features | Details |
|
|
Cisco SRST | Up to 96 phones |
Voice Mail and Automated Attendant Up to 250 mailboxes with up to 16 concurrent sessions using Cisco
|
| Unity™ Express Network Module | |
|
|
|
|
Voice Interfaces | FXS, FXO, Direct Inward Dial (DID), E&M, Centralized Automated | ||
|
| Message Accounting (CAMA), Cisco Unity Express (CUE), Basic Rate | |
|
| Interface (BRI), T1, E1 Primary Rate Interface (PRI), Q..SIG, channel | |
|
| associated signaling (CAS) | |
|
|
|
|
| Network Example |
|
|
|
|
|
|
Cisco 2800 Series
Platform Overview
|
|
|
|
|
|
|
|
| Compact |
| |
|
|
|
|
|
| Fixed LAN | DRAM (MB) | Flash (MB) | Power | ||
Models | NME | EVM AIM HWIC PVDM* | Ports | Default Max | Default Max | Supply | |||||
|
|
|
|
|
|
|
|
|
|
|
|
Cisco 2801 | 0*** | 0 | 2 | 2** | 2 | 2 FE | 128 | 384 | 64 | 128 | AC, |
|
|
|
|
|
|
|
|
|
|
| |
Cisco 2811 | 1 | 0 | 2 | 4 | 2 | 2 FE | 256 | 768 | 64 | 256 | AC, |
|
|
|
|
|
|
|
|
|
|
| |
|
|
|
|
|
|
|
|
|
|
| DC |
Cisco 2821 | 1 NME or | 1 | 2 | 4 | 3 | 2 GE | 256 | 1024 | 64 | 256 | AC, |
|
|
|
|
|
|
|
|
|
|
| |
Local Phone and
PBX Connections
Integrated IPsec,
Firewall, IPS,
IP Communications,
QoS, and Content
Networking
IP
Comprehensive
IP Connectivity
and Services
Support for Local
Legacy Systems
Fully Integrated
Security Services
PSTN
WAN
Internet
Broad Range of Connectivity Options to Corporate WAN, Internet, and PSTN for Primary and Backup Data
|
|
|
|
|
|
| DC |
Cisco 2851 | 1 NME, | 1 | 2 | 4 | 3 | 2 GE | 256 1024 64 256 AC, |
| NMD, |
|
|
|
|
| |
|
|
|
|
|
| DC | |
|
|
|
|
|
|
|
*Number of PVDM slots on the motherboard, additional DSP resources can be added using a network module
**Four interface card slots total are supported on the Cisco 2801 router; two slots support HWIC, WIC, VIC, or VWIC modules; one slot supports WIC, VIC, or VWIC modules; one slot supports VIC or VWIC modules (in voice mode only)
***Cisco 2801 router does not support network modules
Series Specifications
Dimensions (H x W x D) |
|
Cisco 2801 | 1..72 x 17..5 x 16..5 in.. (43..7 x 445 x 419 mm); |
Cisco 2811 | 1..75 x 17..25 x 16..4 in.. (44..5 x 438..2 x 416..6 mm); |
Cisco 2821, Cisco 2851 | 3..5 x 17..25 x 16..4 in.. (88..9 x 438..2 x 416..6 mm) |
When To Deploy
Console Port | 1 (up to 115..2 Kbps) |
Auxiliary Port | 1 (up to 115..2 Kbps) |
Deploy the Cisco 2800 Series when you need:
•Performance and densities for concurrent data, security, voice, and advanced services up to multiple T1/E1/xDSL connections
•VPN connections, or plan to migrate to them over time
•Integrated security services as part of the Cisco Self Defending Network, which enable network device protection, threat defense, secure connectivity, and endpoint protection and control
•Ability to upgrade the internal power supply to support integrated 10/100 switching with PoE support for up to 64 ports with inline power
•
quick connections to an external redundant power supply, Error Correction Code (ECC) Double Data Rate (DDR) SDRAM memory to detect and correct SDRAM errors without user intervention, and Cisco IOS Software warm reboot support for reduced downtime caused by system reboots (Note: Cisco 2801 does not support ECC DDR DRAM..)
•Secure integrated call processing, voice mail and automated attendant, flexible telephony interfaces, redundancy for centralized call processing, or robust DSP support, including local conferencing and transcoding
•Advanced management for security, routing, quality of service (QoS), and switching services with Cisco SDM Version 2..0
USB Port |
|
Cisco 2801 | 1 |
Cisco 2811, Cisco 2821, and | 2 |
Cisco 2851 |
|
Integrated Channel Service Unit/ | Yes, with optional T1/E1, Fractional T1/E1, 56k/64k support |
Data Service Unit (CSU/DSU) |
|
Voice/Data Support | Yes, for voice through VIC, VWIC, NM, and EVM |
Compression | Software and hardware, with optional AIM support |
Encryption | Hardware support on motherboard; optional AIM for enhanced |
| performance |
40
41
