产品功能： BD-100M-4TX-VLAN是由上海Baudcom通信设备合作开发高性能的以太网接入设备。 公司的设备可以支持4个10 / 100Mbps以太网铜缆端口和一个光纤端口。 它可以实现的功能，包括端口状态检查，端口优先级设置，从0端口带宽的设置达到100Mbps，端口隔离设置等BD-100M-4TX-VLAN可以通过RS232端口支持控制台管理。 内部电源模块使得该装置既紧凑，易于使用。

产品特点：
4个10 / 100Mbps以太网端口和一个光纤端口;
支持IEEE802.1Q基于标记的VLAN和基于端口的VLAN;
基于IEEE802.1P支持端口优先级设置;
支持带宽管理;
通过RS232端口支持控制台管理;
支持IEEE802.3，IEEE802.3u标准，IEEE802.3z支持协议;
内部的MAC地址列表，它存储多达1024MAC地址;
法律最大数据包大小可达1916字节;
以太网端口支持10Mbps或100Mbps的10 / 100Mbps自适应，半/全dupex自动协商？;
MDI / MDI-X上的以太网端口自动交叉;

接口规范：
光纤接口：
1）采用标准1 * 9针光收发模块;
2）波长：850纳米或1310在多模，和1310nm或1550nm单模;
3）最多单模120km发射距离;
4）SC / ST / FC光纤连接器是可选的。
以太网接口：
1）链接速度：10 / 100Mbps自适应;
2）双工模式：全双工/半双工自动协商;
3）连接器：RJ45;
4）支持自动MDI / MDI-X交叉。

环境条件尺寸
操作温度：0℃〜+ 50℃210（W）* 140（长）×30（高）mm
储存温度：-20℃〜+ 70℃
相对温度：95％（未冷凝）
电源
工作电压范围宽，良好的
防干扰和隔离，工作稳定
选择我 - 直流-48V，范围DC-36V〜DC-72C
选项​​二 - 交流220V，范围DC 90V〜DC 260
应用：

什么是VLAN？ 什么时候我需要一个VLAN？

Product function: BD-100M-4TX-VLAN is high performance Ethernet Access equipment developed by Shanghai Baudcom Communication Device co. , Ltd. The device could support four 10/100Mbps Ethernet copper ports and one fiber optic port. It could realize functions including port status checking, port priority setting, port bandwidth setting from 0 to 100Mbps, port isolation setting, etc. BD-100M-4TX-VLAN could support CONSOLE management through RS232 port. The inside power supply module make the device both compact and easy using .

Product feature:
Four 10/100Mbps Ethernet Ports and one Fiber port;
Support IEEE802.1Q tag-based VLAN and port-based VLAN;
Support port priority setting based on IEEE802.1P;
Support bandwidth management;
Support CONSOLE management through RS232 port;
Support IEEE802.3, IEEE802.3u, IEEE802.3z protocols;
Inside MAC Address list which store up to 1024MAC address;
Legal Maximum Packet size up to 1916 bytes;
Ethernet ports support 10Mbps?100Mbps?or 10/100Mbps, half/ full dupex auto-negotiation;
MDI/ MDI-X auto-crossover on the Ethernet ports;

Interface Specification:
Fiber Interface:
1) Adopt standard 1*9 pin optical transceiver module;
2) Wavelength: 850nm or 1310nm in multi-mode, and 1310nm or 1550nm in single-mode;
3) Up to 120km transmission distance in single-mode;
4) SC/ ST/ FC optical connectors are selectable.
Ethernet interface:
1) Link speed: 10/100Mbps auto-negotiation;
2) Duplex mode: Half/ Full duplex auto-negotiation;
3) Connectors: RJ45;
4) Support automatic MDI/ MDI-X crossover.

environment condition Dimension
Operating temperature: 0C~+50 C 210 (W) * 140 (L) x 30 (H) mm
Storage temperature: -20 C~+70 C
Relative temperature: 95% (uncondensed)
Power supply
working voltage range wide, good
anti-disturb and Isolation, work stable
option I - DC-48V, range DC-36V~DC-72C
option II - AC 220V, range DC 90V~DC 260C
Application:

What is a VLAN? When do I need a VLAN?