Series Overview - Cisco 851 Manual

Series Overview

For Medium-sized Businesses, Enterprise Branches, Head Offices,
and the Service Provider Edge
Cisco 850 Series Cisco 870 Series
Small Offices Small Offices and Teleworker
Deployments
• Manageability and reliability of Cisco
®
IOS Software • Secure, concurrent services for
broadband access
Secure Connectivity
• Stateful inspection firewall • Manageability and reliability of Cisco
IOS Software
• VPN 3DES encryption (hardware-
accelerated)
Business-class Security
• Stateful inspection firewall
Fixed Configuration
• Asymmetric DSL (ADSL) over analog • VPN 3DES encryption and Advanced
telephone lines (Cisco 857) Encryption Standard (AES)
• 100 MB Ethernet (Cisco 851) encryption
• Secure WLAN 802. 1 1b/g option with • Intrusion Prevention System (IPS)
a single fixed antenna
• URL Filtering
• 4-port 10/100Base-T switch with
Fixed Configuration
autosensing MDI/MDX (Media Device
• 4-port 10/100 managed switch with
In/Media Device Crossover) for
VLAN support
auto-crossover
• Secure WLAN 802. 1 1b/g option with a
single fixed antenna with replaceable
diversity antennas
• 100 MB Ethernet (Cisco 871)
• ADSL over ISDN (Cisco 876)
• ADSL over analog telephone lines
(Cisco 877)
• G.SHDSL (Cisco 878)
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Cisco 1800 Series
(Fixed-configuration)
Small Offices and Small Enterprise
Branch Offices
• Secure, concurrent services for
broadband access with WAN high
availability
• Manageability and reliability of Cisco
IOS Software
Business-class Security
• Stateful firewall with URL filtering
• VPN 3DES encryption and Advanced
Encryption Standard (AES)
encryption
• Dynamic Multipoint VPN (DMVPN)
• Intrusion Prevention System (IPS)
Fixed Configuration
• Secure broadband access at
broadband performance
• Integrated ISDN Basic Rate S/T
Interface (BRI), analog modem, or
Ethernet backup port for redundant
WAN links and load balancing
• Secure wireless LAN option for
simultaneous 802. 1 1a and 802. 1 1b/g
with use of multiple antennas
• 8-port 10/100 managed switch with
802. 1 q VLAN support and optional
Power over Ethernet (PoE)
Cisco offers the industry's broadest and most versatile portfolio of secure, high-performance
Integrated Services Routers, enabling the deployment of a wide array of services to the farthest
reaches of an organization, from the home office to the small office to the large enterprise branch
and head office .
Cisco 1800 Series (Modular) Cisco 2800 Series
Small- to Medium-sized Businesses Small- to Medium-sized Businesses
and Small Enterprise Branch Offices and Enterprise Branch Offices
• Wire-speed performance with • Wire-speed performance up to
secure data services enabled at up multiple T1/E1/xDSL rates
to T1/E1/xDSL rates
• Increased services density for
• Increased services density for security, voice, caching, video,
secure data services network analysis, and L2 switching
• Support for next-generation • Support for enhanced interfaces
High-speed WAN Interface Cards (NME, HWIC, EVM, and PVDM2)
• Increased flexibility through support • Built-in dual Fast Ethernet or Gigabit
of internal AIM slot for high-speed Ethernet ports
VPN and future applications
• Support for over 90 existing and
• Built-in dual Fast Ethernet ports new modules
• Support for over 30 existing and • Optional support for integrated
new modules Power over Ethernet (PoE)
Secure Networking Secure Networking
• Hardware-based VPN acceleration • Hardware-based VPN acceleration
on motherboard on motherboard
• Antivirus defense • Antivirus Defense
• Intrusion Prevention System (IPS) • Intrusion Prevention System (IPS)
• SDM Support IP Communications and IP
Telephony Support
Integrated Switching
• IP Communications Express (CCME/
• Support for the 4-port 10/100
SRST/CUE)
managed EtherSwitch module
• Enhanced Modularity (EVM and
PVDM2 support)
Integrated Switching
• Up to 64 powered 10/100 switch
ports
• 802.3af Power over Ethernet
compliance
Cisco 3800 Series
Medium-sized to Large Businesses
and Enterprise Branch Offices
• Wire-speed performance with
services enabled at up to T3/E3
rates
• Increased services density for
security, voice, caching, video,
network analysis, and L2 switching
• Support for enhanced interfaces
(NME, HWIC, EVM, and PVDM2)
• Built-in dual Gigabit Ethernet ports
• Support for over 90 existing and
new modules
• Single small form pluggable Gigabit
Ethernet port
• High availability and resiliency
through online insertion and removal
support, as well as redundant
systems and optional inline power
Secure Networking
• Hardware-based VPN acceleration
on motherboard
• Antivirus defense through Network
Admission Control
• Intrusion Prevention System (IPS)
IP Communications and IP
Telephony Support
• IP Communications Express (CCME/
SRST/CUE)
• Enhanced Modularity (EVM and
PVDM2 support)
Integrated Switching
• Up to 112 powered 10/100 switch
ports
• 802.3af Power over Ethernet
compliance
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