3Com ADSL Modem Ethernet manual What are the Boot Options?, DIP Switch Mode, Vpi/Vci

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1-6CHAPTER 1: INTRODUCTION TO THE HOMECONNECT ADSL MODEM ETHERNET

6Determine if you want the MDI/X switch “out” or “in”. The MDI/X Switch swaps the transmit (Tx) and receive (Rx) signal pairs on the Ethernet port. The MDI/X button must be pressed “in” to use the port for connection to a workstation. When the MDI/X button is “out”, you can connect to a non-cascade port on another hub.

7Plug one end of the power adapter into a wall socket, and connect the other end of the cable to the rear of the HomeConnect ADSL Modem Ethernet.

What are the Boot Options?

The 3Com HomeConnect ADSL Modem Ethernet has a set of 4 numbered DIP (Dual Inline Package) switches that can be used to select a pre-programmed configuration. One of the pre-programmed configurations may match the settings required by your service provider. Please check with your service provider. If so, installation is as simple as setting the DIP switches and powering on the unit. If not, you can still easily configure the unit using a serial console connection.

The following DIP switch combinations are valid:

Table 1-1DIP Switch Modes

 

 

DIP Switch

 

Mode

 

 

 

 

 

1

2

3

4

VPI/VCI

 

 

 

 

 

off

off

off

off

Unconfigured Mode (CLI

 

 

 

 

configuration required)

 

 

 

 

 

ON

off

off

off

0/33

 

 

 

 

 

off

ON

off

off

0/35

 

 

 

 

 

ON

ON

off

off

8/35

 

 

 

 

 

off

off

ON

off

0/38

 

 

 

 

 

ON

off

ON

off

0/33-35

 

 

 

 

 

off

ON

ON

off

0/33-38

 

 

 

all other settings

 

Unconfigured Mode (CLI

 

 

 

 

configuration required)

 

 

 

 

 

Boot options only affect the operation of a unit which does not presently have any configuration settings (i.e., the unit is new, the Configuration Reset button has been pressed,

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Contents 3Com HomeConnect Adsl Modem Ethernet Installation Guide 3Com Corporation 3800 Golf Road Rolling Meadows, Illinois United States Government LegendsIntroduction Welcome to the 3Com HomeConnect Adsl Modem EthernetInstallation of the 3Com HomeConnect Adsl Modem Ethernet What’s Included in the Package?Installation of the 3Com HomeConnect Adsl Modem Ethernet What are the Boot Options? DIP Switch ModeVPI/VCI Changing Boot Options/Resetting Your Modem Unconfigured ModeLED Indicators OperationAlert Indicator PWR IndicatorLAN Status Indicator Adsl Interface RJ-11 jack Adsl Status IndicatorPin Assignments LAN Interface RJ-45 jack, with MDI/X set to OUTImportant Safety Instructions Case of a ProblemConsole Interface DB-9 Default configured as DCE Power Requirements Operating EnvironmentOnline Technical Support Technical SupportTechnical Support Hotline World Wide Web 3Com BBSMANUFACTURER’S Declaration of Conformity 3Com Corporation Model 3Com HomeConnect Adsl Modem EthernetElectromagnetic Compatibility International Statements of ConformityUL-Certified/CUL-Certified Radio and Television InterferenceFor Canadian Modem Users Industry Canada IC3COM Corporation Limited Warranty 3COM Homeconnect Adsl Modem EthernetPage Page

ADSL Modem Ethernet specifications

The 3Com ADSL Modem Ethernet is a robust and reliable solution designed for broadband internet connectivity, catering to both residential and small business users. Known for its efficient performance and user-friendly features, this modem has been a popular choice for those looking to leverage high-speed ADSL technology.

One of the main features of the 3Com ADSL Modem Ethernet is its ADSL support, which allows users to enjoy high-speed internet access over existing telephone lines. With ADSL technology, users can achieve download speeds of up to 8 Mbps and upload speeds of up to 1 Mbps, providing a seamless experience for activities such as streaming, gaming, and video conferencing. The modem is compatible with ADSL and ADSL2 standards, ensuring a wide array of connection options for users.

Another key characteristic of the 3Com ADSL Modem is its Ethernet interface. The device is equipped with a standard Ethernet port that enables easy connection to computers and network devices. This allows multiple devices within a local area network (LAN) to share the internet connection effortlessly. The Ethernet interface also ensures stable and fast data transfer rates, making it suitable for users who require reliable connectivity for work or leisure.

In terms of ease of use, the 3Com ADSL Modem Ethernet includes user-friendly installation processes and management tools. The modem typically features clear LED indicators that provide real-time status updates for power, ADSL connection, and Ethernet connectivity. Additionally, many models come with a web-based management interface, enabling users to configure settings, monitor connection status, and troubleshoot issues with ease.

Security is another critical aspect of the 3Com ADSL Modem's design. It provides several built-in security features, including support for Network Address Translation (NAT) and firewall functionality. These features help protect the internal network from unauthorized access and potential threats from the internet.

In conclusion, the 3Com ADSL Modem Ethernet stands out with its reliable ADSL connectivity, Ethernet interface for multiple device support, user-friendly management options, and built-in security features. Whether for home or small office use, it delivers a functional and effective solution for users looking to maximize their broadband internet experience.