Motorola SURFboard SBG941 Series Технічний паспорт - Сторінка 3
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The SBG941 Series Wireless
Cable Modem Gateway
delivers:
•
The speed of a DOCSIS
2.0 cable modem
•
The mobility of a
wireless LAN and the
simplicity of "no new
wires" technology
Three networking products
in one
Integrated DOCSIS
2.0
®
SURFboard cable modem,
router with four 10/100 Fast
Ethernet ports and auto-MDIX
cross-over cable detection,
and IEEE 802.11b/g wireless
access point
Easy setup
An included CD-ROM provides
an Installation Assistant, a
Wireless Security Set Up
Wizard, and multi-lingual
product documents
Web-based management
Manage data and wireless
network using a Web-based
interface
Advanced security
Built-in firewall with stateful
Packet Inspection (SPI),
intrusion detection, and
Denial of Service (DoS) attack
prevention
Extensible networking
Network up to 253 desktop
computers, laptops, and
other Ethernet or wireless
devices
to create a full Class
2
C network
Enterprise-capable
VPN pass-through (IPSec,
PPTP , L2TP), CableLabs L2VPN
compliant
DATA SHEET
SBG941 Series SURFboard Wireless Cable Modem Gateway
General
STANDARDS COMPLIANCE
IEEE
802.11b/g, 802.11b DSSS,
802.11b/g OFDM, 802.1d,
802.3, 802.3u, 802.31CPE
Data
DOCSIS 2.0
Wireless
WMM, WPS, WPA, WPA2, and
Wi-Fi Alliance Certified
WLAN RF CENTER FREQUENCY RANGE
North America
2.412 GHz to 2.462 GHz
Outside North America
100 to 240 VAC, 50 to 60 Hz
DATA RATE AND MODULATION TYPES
1 Mbit/s DBPSK; 2 Mbit/s DQPSK; 5.5 Mbit/s, 11 Mbit/s CCK; 6
Mbit/s, 9 Mbit/s, 12 Mbit/s, 18 Mbit/s, 24 Mbit/s, 36 Mbit/s, 48
Mbit/s, 54 Mbit/s OFDMOptions
INTERFACES
F-connector, female, 75 Ω
Cable interface
4-port switch with corresponding 10/100 ports
CPE wired interface
10/100 Fast Ethernet
(auto-sensing)
CPE wireless interface
802.11b/g
Data protocol
TCP/IP
Downstream
MODULATION
64 or 256 QAM
MAXIMUM DATA RATE
3
DOCSIS ≤ 38 Mbps
Euro-DOCSIS ≤ 51 Mbps
BANDWIDTH
DOCSIS
6 MHz
Euro-DOCSIS
8 MHz
SYMBOL RATES
64 QAM 5.069 Msym/s, 256 QAM 5.361 Msym/s
OPERATING LEVEL RANGE
–15 to 15 dBmV
64 QAM: –17 to +13 dBmV
256 QAM: –13 to +17 dBmV
INPUT IMPEDANCE
75 Ω (nominal)
FREQUENCY RANGE
88 to 860 MHz
Euro-DOCSIS: 108 to 860 MHz
Upstream
MODULATION
8***, 16, 32***, 64***, 128**** QAM or QPSK
MAXIMUM DATA RATE
3
30 Mbps
BANDWIDTH
200 kHz, 400 kHz, 800 kHz, 1.6 MHz, 3.2 MHz, 6.44 MHz
SYMBOL RATES
160, 320, 640, 1280, and 2560, and 51204 ksym/s
OPERATING LEVEL RANGE
4
A-TDMA
8 to 54 dBmV (32 and 64
QAM)
8 to 55 dBmV (8 and 16 QAM)
8 to 58 dBmV (QPSK)
S-CDMA
8 to 53 dBmV (all modulations)
OUTPUT IMPEDANCE
75 Ω (nominal)
FREQUENCY RANGE
DOCSIS
5 to 42 MHz (edge to edge)
Euro-DOCSIS
5 to 65 MHZ
Network
GATEWAY
DHCP , NAT, VPN tunneling; static routing and dynamic IP routing
(RIPv1, RIPv2); SPI firewall with DoS protection and intrusion
prevention; port, packet, and URL keyword filtering; full suite of
ALGs; UPnP IGD 1.0
Supports CableLabs L2VPN specifications
WIRELESS LAN
802.11b/g Wi-Fi
NETWORK MANAGEMENT
SNMP v1, v2c, v3, IP v6 addressing; LAN-side DHCP server;
NAT, NAPT
Wireless device and its corresponding networks supportable by
Motorola's NBBS Management System
802.11i SECURITY
WEP-64/128, WPA-PSK, WPA, WPA2, TKIP , AES, 802.1x, 802.11i
(pre-authentication)
DEVICE PAIRING
User-friendly Wi-Fi protected setup (WPS) for secure WPS
compatible device pairing
*** With A-TDMA or S-CDMA enabled CMTS
**** With S-CDMA enabled CMTS