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TECHNICAL SPECIFICATIONS    

SMC7904WBRB2

PHYSICAL INTERFACES

• WAN: ADSL2/2+ RJ-45 port
• LAN: Four 10/100Mbps auto MDI/MDIX 

RJ-45 ports

• Wireless: 54Mbps 802.11g Wireless 

Access Point

• External 2dBi detachable antenna 

(Reverse SMA connector)

• Internal 2dBi antenna
• Power Input: DC12V 1A
• On/Off power switch
• Wall-mountable (screws not included)
• Reset button

ADSL FEATURES

• G.DMT, ADSL2, ADSL2+ 
• Dying GASP support
• Annex B / UR-2
• TR-067 interoperability tested

ATM FEATURES

• Class-of-Service: UBR, CBR, VBR, 

VBR-rt, VBR-nrt

• Up to 8 PVC's
• RFC1483 Encapsulation 

(IP, Bridging & encapsulated routing)

• PPP over ATM (RFC2364)
• PPP over Ethernet
• Classical IP (RFC1577)
• VC-Mux & LLC encapsulation
• OAM F4/F5 support

MANAGEMENT FEATURES

• Web based management interface
• TELNET
• TFTP
• SNMP v1/2c
• Automatic time maintenance (SNTP)
• Event logging
• Diagnostic tools
• TR-069 WAN management protocol*

SECURITY FEATURES

• Password protected management 

interface

• NAT firewall
• Stateful Packet Inspection (SPI), 

Intrusion detection logging & 
email notifications, Denial-of-Service 
(DoS) protection

• Access Control Lists, URL Blocking, Rule 

scheduling

• VPN pass-through (IPSec-ESP Tunnel 

mode, L2TP, PPTP)

• 64/128 bit WEP encryption

• WPA/WPA2 Pre-Shared Key (PSK) & 

Enterprise mode (IEEE802.1x)

• WLAN MAC address filtering
• Disable SSID broadcasting

LAN FEATURES

• IEEE 802.1d (self learning transparent 

bridging)

• DHCP Server
• DNS Proxy / Relay
• Static Routing, RIP v1/2
• Port based VLAN

FUNCTIONS

• UPnP, Port forwarding, Virtual DMZ host, 

WMM (WiFi  Multimedia), Wireless 
Distribution System (WDS), IP Layer QoS 
with Diffserv (RFC2474), DDNS

WIRELESS RF MODULE FREQUENCY BAND

• 802.11b/g Radio: 2.4 GHz
• USA - FCC: 2412~2462MHz (Ch1~Ch11)
• Canada - IC: 2412~2462MHz (Ch1~Ch11)
• Europe - ETSI : 2412~2472MHz 

(Ch1~Ch13)

MAX RF OUTPUT POWER

• 802.11b: 18 dBm
• 802.11g: 16 dBm

MODULATION TYPE

• OFDM, CCK

CERTIFICATIONS

• CE, R&TTE, CB
• EN300328 (2003-04)
• EN301489-1 (2001-09), EN301489-17 

(2002-08)

• EN60950:2000/IEC60950

TEMPERATURE

• Temperature: IEC 68-2-14
• 0 to 40 degrees C (Standard Operating)
• -20 to 70 degrees C (Non-Operating)

HUMIDITY

• 10% to 95% (Non-condensing)

DIMENSIONS

• 158.95 x 147.12 x 33.2mm/

6.25 x 5.75 x 1.25in

WEIGHT

• 1.224kg/2.7lbs

POWER INPUT

• 12V/1A

SYSTEM REQUIREMENTS

• ADSL Internet Service
• 2.4GHz Wireless adapter or Ethernet 

adapter installed on each PC

• Windows 98SE/ME/2000/XP, Mac OS, 

Linux or Unix

• Internet Explorer 5.5 or above, Netscape 

4.7 or above, Mozilla 1.7 or above & 
Firefox 1.0 or above

PACKAGE CONTENTS

• SMC7904WBRB2 ADSL2 Barricade™ g
• Power Adapter
• Ethernet cable (RJ-45)
• Phone cable (RJ-11)
• ADSL Splitter**
• Quick Install Guide
• Warranty registration card
• Installation CD containing manual

ACCESORIES

• SMCHMANT-4 - 2.4GHz 4dBi Omni

directional home antenna

*Optional software module available for 

Service Providers

** Most countries

North America

38 Tesla
Irvine, CA 92618
1-800-SMC-4YOU
24/7 Technical Support

Europe/ Africa

Fructuos Gelabert 6-8
08970 Sant Joan Despí
Barcelona, Spain

Check www.smc.com for your local country
contact information

www.smc.com

Contact

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