联网
| 支持ISDN连接 |
Y |
| 管理协议 |
SNMP V.1 & V.2C |
安全
| 防火墙 |
NAT, DMZ, ACL, VPN |
| 认证方法 |
PAP/CHAP |
| 支持虚拟专用网 |
IPSec,PPTP,L2TP |
| MAC（媒体存储控制）地址过滤 |
Y |
其他功能
| 支持数据传输率 |
10/100 Mbps |
| 最大数据传输率 |
0.1 Gbit/s |
| 非操作相对湿度(非冷凝) |
10 - 80% |
| xDSL connection |
Y |
| 安全特性 |
SPI, MAC, DDoS, PAP / CHAP |
| 网路功能 |
Ethernet, ADSL, WLAN |
| 数据传输速度 |
54 Mbit/s |
| 运行温度范围（T - T） |
32 - 104 °F |
| 频率范围 |
2.4 GHz |
管理功能
| 通用即插即用（UPnP） |
Y |
| 支持服务质量（QoS） |
Y |
| 重启按钮 |
Y |
| 网上管理 |
Y |
ADSL的特点
| ADSL说明书 |
ANSI T1.413, G.992.1, G.992.2, G.992.3 ADSL2, G.992.4 ADSL2, G.992.5 ADSL2+ |
另外
| 以太网连接器 |
Y |
| 过滤 |
IP, MAC, URL |
| 以太网路(RJ-45)连接接口数量 |
4 |
SMC7904WBRA4 - 54Mbps Wireless 4-port Annex A ADSL2/2+ Modem Router
SMC7904WBRA4, is a highly integrated residential Internet access device which combines the function of Annex A ADSL modem, 802.11g 54Mbps wireless access point and 4-port 10/100 switch. It is fully compliant with latest ADSL2/2+ standards and TR-067 compliant,
ensuring interoperability with your ISP’s network infrastructure. The SMC7904WBRA4 provides high-performance Internet access, with downstream up to 24Mbps and upstream up to 2Mbps, making it ideal for residential users, home offices, and small businesses. With the SMC7904WBRA4, computers on the LAN side can communicate and share the Internet access and files via a wired or wireless network connection. The NAT firewall with Stateful Packet Inspection (SPI), Intrusion Detection System (IDS) & Denial-of-Service (DoS) provides robust security from hackers. VPN pass-through is also provided for securely connecting to your office or corporate network.
Key Features and Benefits
Enhanced ADSL2+ Technology
Instant, always on Internet connectivity for wired or wireless computers. The built-in ADSL2/2+ modem gives unrivaled asymmetric high-speed data transfer rates with up to 24Mbps downstream, 2Mbps upstream.
Robust Security and Firewall Protection from Hackers
The NAT firewall with Stateful Packet Inspection (SPI), Intrusion Detection System & Denial-of-Service provides robust security from hackers while VPN pass-through allows secure connectivity to your office or corporate network. Access Control Lists with URL blocking allow you to control access to Internet services & filter inappropriate web sites.
Quality of Service (QoS)
The SMC7904WBRA4 includes a build in QoS engine, which allow network administrators to allocate network resources and to prioritize real-time applications like voice & video, to enable smooth Internet phone (VoIP) and lag-free online gaming. WMM (WiFi Multimedia) delivers QoS to the wireless network, while IP QoS prioritizes outbound internet traffic.
