
Product Data
Model No.
Features
• Built-in 10/100 Ethernet Port
and USB Connection
• Two-way Cable Modem up to
42.88Mbps Downstream and
10.24Mbps Upstream
• Stackable with All Linksys
Routers
• CableLabs®Certified DOCSIS
1.0, Upgradable to 1.1
• Free Technical Support—24
Hours a Day, 7 Days a Week,
Toll-Free US Calls
• 1-Year Limited Warranty
Linksys
A Division of Cisco Systems, Inc.
18582 Teller Avenue
Irvine, CA 92612 USA
Web: http://www.linksys.com
Linksys products are available in more than 50
countries, supported by 12 Linksys Regional Offices
throughout the world. For a complete list of local
Linksys Sales and Technical Support contacts, visit
our Worldwide Web Site at www.linksys.com.
BEFCMU10
Cable Modem
Specifications
Model Number BEFCMU10 ver. 2
Standards IEEE 802.3 (10BaseT), IEEE 802.3u
DOCSIS 1.0 (1.1 Upgradable)
USB Specification 1.1
Ports
Cable F-type female 75 ohm connector
Ethernet 10/100 RJ-45 Port
USB USB Type B Port
Downstream
Modulation 64QAM, 256QAM
Data Rate 30Mbps (64QAM), 43Mbps (256QAM)
Frequency Range 88MHz to 860MHz
Bandwidth 6MHz
Input Signal Level -15dBmV to +15dBmV
Upstream
Modulation QPSK, 16QAM
Data Rate (Kbps) 320, 640, 1280, 2560, 5120 (QPSK)
640, 1280, 2560, 5120, 10240 (16QAM)
Frequency Range 5MHz to 42MHz
Bandwidth 100, 400, 800, 1600, 3200kHz
Output Signal Level +8 to +58dBmV (QPSK)
+8 to +55dBmV (16QAM)
Management
MIB Group SNMPv2 with MIB II, DOCSIS MIB, Bridge MIB
Security
Baseline Privacy 56-Bit DES with RSA Key Management
LEDs Power, Link/Act, Send, Receive, Cable
Environmental
Dimensions 7.32" x 1.89" x 6.06"
(W x H x D ) (186 mm x 48 mm x 154 mm)
Unit Weight 15.5 oz. (0.44 kg)
Power External, 12V DC, 1000 mA
Certifications FCC Part 15 Class B, CE Mark
Operating Temp. 32ºF to 104ºF (0ºC to 40ºC)
Storage Temp. -4ºF to 158ºF (-20ºC to 70ºC)
Operating Humidity 10% to 90%, Non-Condensing
Storage Humidity 10% to 90%, Non-Condensing
BEFCMU10_V2-DS-30825A JL
EtherFast®
Package Contents
• One EtherFast Cable Modem
•OneACAdapter
• One USB Cable
• One RJ-45 CAT 5e UTP Cable
• One Setup CD-ROM
•UserGuideonCD-ROM
• One Registration Card
Minimum Requirements
• PC with the following:
• 10/100 Ethernet Network Adapter
• CD-ROM Drive
or
PC with the following:
• Windows 98, Me, 2000, or XP (to use the USB connection)
•USBPort
• CD-ROM Drive
• DOCSIS 1.0 Compliant Headend or DOCSIS 1.0 Compliant
MSO Network (Cable Internet Service Provider)
Specifications are subject to change without notice. Linksys is a registered trademark or trademark of Cisco Systems, Inc. and/or its affiliates in the U.S. and certain other countries. Copyright © 2003
Cisco Systems, Inc. All rights reserved. Other brands and product names are trademarks or registered trademarks of their respective holders.