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Cisco 870 Series
The Cisco 870 Series Integrated Services Routers extend to small offices the high-
performance Cisco Integrated Services Router capabilities of running secure
concurrent services, including firewall, VPNs, and WLANs, at broadband speeds.
Easy deployment and centralized management features enable the Cisco 870 Series
to be deployed in small office or teleworker sites as part of an enterprise network,
by small to medium-sized business customers for secure WAN and WLAN
connectivity, or used by service providers to offer business-class broadband and
WLAN services.
The performance in a Cisco 870 Series router
allows customers to take advantage of
broadband network speeds while running
secure, concurrent data, voice, and video
services
The Cisco 870 Series delivers enterprise-class
security services, including an Integrated Stateful
Inspection Firewall for network perimeter
security, high-speed IP Security (IPSec), Triple
Data Encryption Standard (3DES) and Advanced
Encryption Standard (AES) encryption for data
privacy over the Internet, Intrusion Prevention
System (IPS), and antivirus support through
Network Admission Control (NAC) to enforce
security policy in a larger enterprise or service
provider network
Allows multiple devices to be connected in
a small office, with the ability to designate a
port as network DMZ An optional external PoE
adapter is available for powering IP phones
to avoid individual power supplies or power
injectors VLANs allow for secure segmentation
of network resources
• Broadband router with secure WLAN in a
single device
• Diversity antennas for optimizing coverage in
a small ofce
• Options for replaceable external antennas,
to get wireless coverage in areas away from
where the router is located
Using smart wizards and task-based tutorials,
Cisco Security Device Manager (SDM) helps
resellers and customers quickly and easily
deploy, configure, and monitor a Cisco access
router without requiring knowledge of the Cisco
IOS Software command-line interface (CLI) Dial
backup and out-of-band management allow IT
managers to remotely manage the router at small
office and teleworker sites Cisco Configuration
Express Service supports factory-loaded
configurations in high-volume deployments
Support for the Cisco Configuration Engine
enables plug-and-play installations with
centralized configuration management
Cisco 850 Series
CISCO851-K9
CISCO851W-G-A-K9
CISCO851W-G-E-K9
CISCO851W-G-J-K9
Ethernet to Ethernet router
Ethernet to Ethernet wireless router
Ethernet to Ethernet wireless router
Ethernet to Ethernet wireless router
CISCO857-K9
CISCO857-W-G-A-K9
CISCO857-W-G-E-K9
CISCO857-W-G-J-K9
ADSL router
ADSL wireless router
ADSL wireless router
ADSL SOHO Router with 80211g Japan
Compliant
: For Cisco 850 Series wireless router part numbers, the following letters are associated with specifica-
tions meeting wireless regulations in the respective regions: A = US and Americas, E = Europe, J = Japan
• UL 1950/CSA 950-95, Third Edition
• IEC 950: Second Edition with Amendments 1, 2, 3, and 4
• IEC/EN 60950-1, 1st Edition
• CS-03, Canadian Telecom Requirements
• FCC Part 68 US Telecom Requirements
• AS/NZS 3260: 1996 with Amendments 1, 2, 3, and 4
• ETSI 300-047
• TS 001 with Amendment 1
• EMI
• AS/NRZ 3548: 1992 Class B
• CFR 47 Part 15 Class B
• EN60555-2 Class B
• EN55022 Class B
• VCCI Class II
• ICES-003, Issue 2, Class B, April 1997S
• IEC 1000-3-2
• UNI 31/40 PVC
• ITU G9912 GSHDSL
20 MB
64 MB
Universal 100–240 VAC
RJ-45
Optional on both models
PPP, VPN, ADSL, WLAN, LAN
Virtual AUX port