Specifications

3COM® WIRELESS 7760 11A/B/G POE ACCESS POINT

MINIMUM SYSTEM

REQUIREMENTS

Computer with an Ethernet 10BASE-T, 10/100, or 10/100/1000 interface configured for Internet communication

Operating system that supports an Ethernet connection with an IP stack (Installation CD Discovery Application requires Windows XP, or Windows 2000)

PCs and laptops require 802.11a or 802.11b/g adapter cards for wireless access

MEDIA INTERFACES

RJ-45, IEEE 802.11a, 802.11b, 802.11g

One 10BASE-T/100BASE-TX IEEE 802.3af-compatible PoE port with auto-negotiation

DATA RATES

802.11g/a: 54, 48, 36, 24, 18, 12, 9, 6 Mbps with automatic fallback 802.11b: 11, 5.5, 2, 1 Mbps with automatic fallback

FREQUENCY BAND

802.11a: 5 GHz; 802.11b/g: 2.4 GHz

WIRELESS TRANSMIT POWER 18 dBM

USERS SUPPORTED

Up to 64 simultaneous 802.11b/g wire- less users for optimal throughput

OPERATING RANGE

802.11a: up to 50 meters (164 feet) transmit and receive

802.11b/g: up to 100 meters (328 feet) transmit and receive

Unobstructed range maximum: 457 meters (1,499 feet)

OPERATING CHANNELS:

Channel availability depends on local country regulations. Wireless LAN system administrator must choose correct country of operation. Channels are then automatically configured

to comply with specified country’s regulations.

MODULATION TECHNIQUE

DSSS (Direct Sequence Spread

Spectrum)

OFDM (Orthogonal Frequency

Division Multiplexing)

MEDIA ACCESS PROTOCOL

CSMA/CA

POWER CONSUMPTION

6W maximum (from PoE port)

TRANSMIT POWER SETTINGS Based on the regulatory domain set by the system administrator, not to exceed the following:

802.11a

6 Mbps: ≥+18 dBm

9 Mbps: ≥+18 dBm

12 Mbps: ≥+18 dBm

18 Mbps: ≥+18 dBm

24 Mbps: ≥+18 dBm

36 Mbps: ≥+18 dBm

48 Mbps: ≥+16 dBm

54 Mbps: ≥+16 dBm

802.11b/g

1–11 Mbps: ≥+18 dBm

12 Mbps: ≥+18 dBm

18 Mbps: ≥+18 dBm

24 Mbps: ≥+18 dBm

36 Mbps: ≥+18 dBm

48 Mbps: ≥+16 dBm

54 Mbps: ≥+16 dBm

RECEIVE SENSITIVITY

802.11a

6 Mbps: ≤ -87 dBm

9 Mbps: ≤ -86 dBm

12 Mbps: ≤ -84 dBm

18 Mbps: ≤ -82 dBm

24 Mbps: ≤ -79 dBm

36 Mbps: ≤ -75 dBm

48 Mbps: ≤ -72 dBm

54 Mbps: ≤ -71 dBm

802.11b/g

1 Mbps: ≤ -95 dBm

2 Mbps: ≤ -92 dBm

5.5Mbps: ≤ -91dBm 6 Mbps: ≤ -89 dBm 9 Mbps: ≤ -88 dBm 11 Mbps: ≤ -88 dBm 12 Mbps: ≤ -86 dBm 18 Mbps: ≤ -84 dBm 24 Mbps: ≤ -81 dBm 36 Mbps: ≤ -77 dBm 48 Mbps: ≤ -73 dBm 54 Mbps: ≤ -72 dBm

STANDARDS CONFORMANCE

IEEE 802.11a, 802.11b, 802.11g,

802.11i, 802.3, 802.3af, 802.1X; WEP,

AES, WPA, WPA2, WMM, and Wi-Fi

CERTIFIED

ANTENNA

2 removable 2dB gain antennas with R-SMA connector

SECURITY

WPA2 AES and TKIP encryption; 64/128/152-bit WEP encryption; 802.1X with EAP-TLS, EAP-TTLS, and PEAP; WPA-PSK authentication; MAC address authentication and filtering; 802.1Q VLAN; multiple SSID; RADIUS client authentication, authorization, and accounting

NETWORKING PROTOCOLS TCP/IP, Bridging Protocol, DHCP,

HTTP, FTP

PERFORMANCE Dynamic rate shifting

Packet bursting

Clear channel connect 802.11a/b/g SuperG mode

MANAGEMENT

SNMP v1 and v2c support

Remote management with Web browser over SSL or HTTPS; command line interface over SSH v2 or Telnet

LEDS

Power, 10/100 Mbps, 802.11a, 11b, or 11g activity

POWER SUPPLY

PoE adapter: 48VDC, 400 ma

3Com 7760 manual Specifications

Models: 7760

SPECIFICATIONS