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3C O M
11 G 5 4 MBP S WI RE LES S L AN B UI L D I N G -T O -B U IL DI NG B RID G E FAMI LY D ATA SHEET
®
Specifications
Interfaces
RJ-45, 10BASE-T/100BASE-TX
802.11b/g
Wireless Data Rates
802.11g: 54, 48, 35, 24, 18, 12, 9 & 6 Mbps
802.11b: 11, 5.5, 2 & 1 Mbps
Frequency Band
802.11b/g: 2.4-2.4835 GHz
Wireless Transmit Power
Outdoor Building-to-Building Bridge:
17 dBm: +/- 1 dB (US, Canada, Mexico)
20 dBm +/- 1 dB (Europe, UK, Ireland, Latin America)
Indoor Building-to-Building Bridge:
17 dBm (US, Canada, Mexico)
20 dBm EIRP max. depending on antenna and cable
configuration (Europe, UK, Ireland, Latin America)
Network Architecture Type
Bridge 802.3 to 802.11b/g
Number of Users/Bridge
Up to 1000 users
Wireless Bridges/LAN
Unlimited
Modulation Technique
DSSS (Direct Sequence Spread Spectrum)
OFDM (Orthogonal Frequency Division Multiplexing)
Media Access Protocol
CSMA/CA
Receive Sensitivity
802.11g:
54 Mbps: -70 dBm
48Mbps: -72 dBm
36 Mbps: -74 dBm
24 Mbps: -77 dBm
18 Mbps: -79 dBm
12 Mbps: -81 dBm
9Mbps: -83 dBm
6 Mbps: -85 dBm
802.11b:
11 Mbps: -86 dBm
5.5 Mbps: -88 dBm
2 Mbps: -89 dBm
1 Mbps: -91 dBm
Standards Conformance
IEEE 802.11b, 802.11g, 802.3, and 802.1X; HTTP,
WPA, WEP
Antenna
Outdoor Building-to-Building Bridge: Integrated 18dBi
directional panel antenna (19° beam angle)
Indoor Building-to-Building Bridge: Antenna must be
ordered at the time of bridge purchase. See Ordering
Information for antenna and cable options.
Security
64/128-bit WEP, 128-bit AES, WPA TKIP encryption;
WPA-PSK authentication
Local MAC address filtering
VPN and VLAN pass-through
Networking Protocols
NetBui, IPX, TCP/IP, Bridging Protocol, Spanning Tree
Protocol, SNMP, RMON, DHCP
Management
Command line interface (via Telnet or SSH)
HTTP or S-HTTP Web browser interface
SNMP
3ND
Remote software upgrades via HTTP
LEDs
Power, LAN activity, Radio activity
Physical Dimensions
Indoor Building-to-Building Bridge:
Length: 6.9 in (17.5 cm)
Width: 4.76 in (12.1 cm)
Height: 1.4 in (3.6 cm)
Weight: 0.575 lb (0.26 kg)
Outdoor Building-to-Building Bridge:
Length: 15 in (38 cm)
Width: 13.78 in (35 cm)
Height: 2.75 in (7 cm)
Weight: 5.6 lb (2.54 kg)
Regulatory/Agency Approvals
Safety:
EN 60950 2000, IEC 60950 Edition 3, CSA 22.2 60950
3rd edition, UL 60950 3rd edition, UL 2043, IEC
60529, NOM-109 SCFI, AS/NZ 3260
Radio/Electromagnetic:
47 CFR Part 15, Section 15.247, 15.207, 15.407; FCC
03-287 Parts 2 & 15, Fcc Bulletin OEC-65; Canada RSS-
102 Issues 1 & 5; EN 300-328, EN 301 983, EN 301-489
Emissions/Immunity:
ICES-003 Class B, FCC Part 15 Class B, ETSI EN 301
489-17, EN 55022:1994+A1: 1995+A2: 1997 Class A,
EN 61000-3-2:2000, EN 61000-3-3:1995+A1:2001
Environmental Operating Ranges
Operating temperature: -33 to 50°C (-27 to 122 °F)
Storage temperature: -20 to 70°C (-4 to 158 °F)
Altitude: Up to 3 km (1.86 miles)
Humidity: 5 to 95% non-condensing
Wind (Outdoor Bridge): Operational loading up to
153 kmph (95 mph); wind survival to 201 kmph
(125 mph)
Package Contents
54 Mbps 11g Wireless LAN Indoor or Outdoor
Building-to-Building Bridge
Power adapter/PoE injector
Power cable for PoE injector
Lightning arrestor (Outdoor B-to-B bridge)
Mounting bracket
CD-ROM with user guide and configuration software
Warranty booklet
Warranty
One-year limited warranty
Refer to
www.3com.com
for details
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