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Please include the following information when commenting: Document 3Com 3C857-US Document part number on the title page Page number if appropriate 9 Conventions 9 Example: Related Documentation In addition to this guide, each Router document set includes one Installation Guide. This guide contains the instructions you need to install and configure your Router. In the modern business environment, communication and sharing information is crucial.

Computer networks have proved to be one of the fastest modes of communication but, until recently, only large businesses could afford the networking advantage. The Router also includes an electronic firewall that protects your network using Stateful Packet Inspection SPI to detect intruders and 3Com 3C857-US them from seeing your files or damaging your computers. 3Com 3C857-US


The Router can also prevent your users from accessing Web sites which you find unsuitable. The example in Figure 1 shows a network without a Router where only one computer is connected to the Internet. This computer must always be powered on for the other computers on the network to 3Com 3C857-US the Internet. Connections 3Com 3C857-US be made directly to the Router, or to an OfficeConnect Switch or Hub, expanding the number of computers you can have in your network. Shared Internet connection for wired computers.

3Com 3CUS driver - 3Com Network Drivers - 3c_exe

A 3Com 3C857-US or DSL broadband connection to the Internet, with a suitable modem. The modem must have an Ethernet port for connection to your Router. A Web browser that supports JavaScript, such as Netscape 4. Front Panel The front panel of the Router contains a series of indicator lights LEDs that help describe the state of various networking and connection operations.

3Com OfficeConnect 3C857 User Manual

Off - The Router is operating normally. Flashing quickly - Indicates one of the following conditions: The Router has just been started up 3Com 3C857-US is running a self-test routine, or The administrator has invoked the Reset to Factory Defaults command, or The system software is in the process of being upgraded 15 Front Panel 15 In each of these cases, wait until 3Com 3C857-US Router has completed the current operation and the alert LED is Off. Flashing slowly - The Router has completed the Reset to Factory Defaults process, and is waiting for you to reset the unit. To do this, remove power, wait 10 seconds and then re-apply power.


The Router will then enter the start-up sequence and resume normal operation. On for 2 seconds, and then off - The Router has detected and prevented a hacker from attacking your network from the Internet. Continuously on - A fault 3Com 3C857-US been detected with your Router during the 3Com 3C857-US process.

Refer to Chapter 6 Troubleshooting. If the LED is off, nothing is connected, the connected device is switched off, or there is a problem with the connection refer to Chapter 6 Troubleshooting. The port will automatically adjust to the correct speed and duplex. If the LED is off, nothing is connected, the modem is switched off or there is a problem refer to Chapter 6 Troubleshooting. Do 3Com 3C857-US use any other adapter.

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If the LED 3Com 3C857-US off, there may be a problem with the power adapter or adapter cable. Positioning the Router. Connecting the Router. Please read the Safety Information section in Appendix D before you start.

Positioning the Router You should place the Router in a location that:3Com 3CUS Driver. 3Com OfficeConnect Cable/DSL Gateway.


OfficeConnect Cable / DSL Gateway (3C) version code. Bugfix release for. Official 3Com 3CUS Free Driver Download - 3c_exe . World's most popular driver download site.

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