Cisco Systems 870 Router User Manual


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14
Cisco 850 Series



• Secure connectivity with stateful inspection
rewall and IP Security (IPSec) VPN support for
small ofces
• Four-port 10/100 switch
• Secure WLAN 80211b/g option with a single
xed antenna
• Easy setup, deployment, and remote
management capabilities through Web-based
tools and Cisco IOS Software

Cisco 850 Series


15
Cable
T eleworker
Small Offices or
Small Businesses
Corporate Headquarters
Internet
DSL



• Cisco 851 – 100 MB Ethernet
• Cisco 857 – ADSL over analog telephone lines

4-port 10/100Base-T switch with autosensing MDI/MDX (Media Device In/Media
Device Crossover) for auto-crossover

Stateful rewall, IPSec, and AES VPNs

80211b/g with single xed antenna
    

10/100 Mbps Fast Ethernet 4-port 10/100 Mbps managed switch No

10/100 Mbps Fast Ethernet 4-port 10/100 Mbps managed switch Ye s

ADSL 4-port 10/100 Mbps managed switch No

ADSL 4-port 10/100 Mbps managed switch Ye s

• Stateful inspection rewall
• Hardware-accelerated Triple Data Encryption Standard (3DES) for IPSec
• Hardware-accelerated Advanced Encryption Standard (AES) for IPSec
• IPSec 3DES termination/initiation
• IPSec pass-through
• Point-to-Point Tunneling Protocol (PPTP) pass-through
• L2TP pass-through

• 80211b/g
• Wi-Fi and Wireless Multi-Media (WMM)
Certied
• Automatic rate selection for 80211b/g
• Single, xed antenna
• WECA interoperability
• Default antenna gain: 22 dBi

• Maximize throughput or maximize
range option
• Software congurable transmit power
• SSID Globalization
• SSIDs =10
• Wireless VLANs =10
• Encrypted Wireless VLANs = 4
• MBSSIDs =1

• 8021X
• 80211i
• Wi-Fi Protected Access (WPA) and AES
(WPA2)
• EAP Authentication: Cisco LEAP, PEAP, EAP-TLS,
EAP-FAST, EAP-SIM, EAP-MD5, EAP-TTLS
• Static and dynamic Wired Equivalent
Privacy (WEP)
• Temporal Key Integrity Protocol (TKIP)/SSN
Temporal Key Integrity Protocol/Simple
Security Network encryption
• MAC authentication/lter
• User database for survivable local
authentication using LEAP and EAP-FAST
• Congurable limit to the number of
wireless clients
• Congurable RADIUS accounting for
wireless clients
• PSK (Pre Shared Keys) (WPA-SOHO)


Dimensions with antenna connectors: 200 x 1025 x 913 in
(508 x 2604 x 2319 mm)
Dimensions without antenna connectors: 200 x 1025 x 850 in
(508 x 2604 x 21599 mm)

210 lb


100–240 VAC

50–60 Hz

26W

5 and 12V


32 to 104°F (0 to 40°C)

-4 to 149°F (-20 to 65°C)

10 to 95%

0 to 15,000 ft (0 to 4570 m)
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