Cisco 850 Series Manual page 28

Cisco 2800 Series
Series Features Overview
continued
Features Details
Digital Voice Support Up to 192 calls
DSP (PVDM) Slots on Up to three DSP slots on motherboard
Motherboard
Local Conferencing and Transcoding
Cisco CallManager Express (CCME) Up to 96 phones
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
FXS, FXO, Direct Inward Dial (DID), E&M, Centralized Automated
Voice Interfaces
Message Accounting (CAMA), Cisco Unity Express (CUE), Basic Rate
Interface (BRI), T1, E1 Primary Rate Interface (PRI), Q . S IG, channel
associated signaling (CAS)
Network Example
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
When To Deploy
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
50
Fully Integrated
Security Services
PSTN
WAN
Internet
Broad Range of Connectivity Options
to Corporate WAN, Internet, and PSTN
for Primary and Backup Data
• High-availability features such as an integrated
Redundant Power Supply (RPS) connector for
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
Application Example
Options
• Complete Cisco IP Communications and voice
gateway capabilities
• Cisco Survivable Remote Site Telephony (SRST)
• Cisco Communications Express and Cisco
Unity™ Express
• Integrated stateful firewall
Platform Overview
Models NME EVM AIM HWIC PVDM*
Cisco 2801 0*** 0 2 2**
Cisco 2811 1 0 2 4
Cisco 2821 1 NME or 1 2 4
NME-X
Cisco 2851 1 NME, 1 2 4
NMD,
NME-X, or
NME-XD
* 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
Cisco 2800 Series
Site-to-Site VPN using technologies such as
EasyVPN, GET VPN, DMVPN
• Network admission control (NAC), and intrusion
prevention
• Wide Area Application Services Acceleration
• Wireless WAN Backup (3G CDMA and GSM)
• Network Analysis
• Circuit Emulation over IP (CEoIP)
• Integrated low-density switching with PoE
support
• Video Surveillance, Management and Storage
• Application Performance Assurance
• Application eXtensions Platform (AXP)
Compact
Flash (MB)
Fixed LAN DRAM (MB) Default Power
Ports Default Max Max Supply
2 2 FE 128 384 64 128 AC,
AC-IP
2 2 FE 256 768 64 256 AC,
AC-IP,
DC
3 2 GE 256 1024 64 256 AC,
AC-IP,
DC
3 2 GE 256 1024 64 256 AC,
AC-IP,
DC
51