If you are unable to contact your network supplier, see the following section on how

 

to contact 3Com.

 

 

 

Support from

 

 

If you are unable to obtain assistance from the 3Com online technical resources or

3Com

from your network supplier, 3Com offers technical telephone support services. To

 

find out more about your support options, please call the 3Com technical telephone

 

support phone number at the location nearest you.

 

 

 

When you contact 3Com for assistance, have the following information ready:

 

• Product model name, part number, and serial number

 

 

 

• A list of system hardware and software, including revision levels

 

Diagnostic error messages

 

 

 

 

• Details about recent configuration changes, if applicable

 

 

 

Below is a list of worldwide technical telephone support numbers:

 

 

 

 

 

Country

 

Telephone Number

Country

Telephone

 

 

 

 

 

Number

 

 

 

 

 

 

Asia Pacific Rim

 

 

 

 

 

Australia

 

1 800 678 515

P.R. of China

10800 61 00137 or

Hong Kong

 

800 933 486

 

021 6350 1590

 

India

 

61 2 9937 5085

Singapore

800 6161 463

 

Indonesia

 

001 800 61 009

S. Korea

 

 

Japan

 

0031 61 6439

From anywhere in S. Korea:

82 2 3455 6455

 

Malaysia

 

1800 801 777

From Seoul:

00798 611 2230

 

New Zealand

 

0800 446 398

Taiwan, R.O.C.

0080 611 261

 

Pakistan

 

61 2 9937 5085

Thailand

001 800 611 2000

 

Philippines

 

1235 61 266 2602

 

 

 

 

 

 

 

 

 

Europe

 

 

 

 

 

From anywhere in Europe,

+31 (0)30 6029900 phone

 

 

 

call:

 

+31 (0)30 6029999 fax

 

 

 

From the following European countries, you may use the toll-free numbers:

Austria

06 607468

Netherlands

0800 0227788

Belgium

0800 71429

Norway

800 11376

Denmark

800 17309

Poland

0800 3111206

Finland

0800 113153

Portugal

05 05313416

France

0800 917959

South Africa

0800 995014

Germany

0130 821502

Spain

900 983125

Hungary

00800 12813

Sweden

020 795482

Ireland

1 800 553117

Switzerland

0800 55 3072

Israel

177 3103794

U.K.

0800 966197

Italy

1678 79489

 

 

 

 

 

 

Latin America

 

 

 

Argentina

541 312 3266

Colombia

571 629 4847

Brazil

55 11 523 2725, ext. 422

Mexico

01 800 849 2273

 

 

 

 

North America

1 800 NET 3Com

 

 

 

(1 800 638 3266)

 

 

 

 

 

 

Technical Support

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3Com S21x installation manual Support from, 3Com, Country Telephone Number

S21x specifications

The 3Com S21x series represents a breakthrough in networking technology, specifically designed for small to medium-sized businesses looking for reliable and efficient networking solutions. This series is renowned for its robust features, which enhance connectivity while simplifying management, making it a go-to choice for organizations striving to optimize their network infrastructures.

One of the standout features of the 3Com S21x is its impressive port capacity. With multiple Ethernet ports, the switch facilitates seamless connections for various devices, ensuring that businesses can scale their operations without worrying about bandwidth limitations. The S21x supports both Fast Ethernet and Gigabit Ethernet connections, providing flexibility for different networking demands.

In addition to its port capabilities, the 3Com S21x incorporates advanced Power over Ethernet (PoE) technology. This feature enables the switch to deliver power to connected devices such as IP cameras, VoIP phones, and wireless access points directly through the network cable. This not only reduces the need for external power sources but also simplifies installation and lowers overall costs.

Another significant characteristic of the S21x is its Layer 2 switching capabilities. This means the device is equipped to handle basic data switching tasks efficiently, including VLAN support for network segmentation and traffic management. VLANs enhance security by isolating sensitive data traffic within specific segments, providing an additional layer of protection for network resources.

The 3Com S21x is also designed with ease of management in mind. It utilizes a user-friendly web-based interface that allows IT staff to configure and monitor the switch effortlessly. This accessibility ensures that even those with minimal networking experience can manage the device effectively, reducing the likelihood of configuration errors and downtime.

Furthermore, the S21x series is built with reliability at its core. The hardware is designed to withstand typical operating conditions in an office environment, minimizing the risk of failure and ensuring consistent performance. Coupled with a focus on energy efficiency, this series helps businesses reduce their operational costs while maintaining a green footprint.

In summary, the 3Com S21x series stands out in networking solutions for small to medium-sized enterprises, featuring a robust combination of port capacity, PoE support, Layer 2 functionality, easy management, and reliability. Organizations looking to enhance their network performance will find the S21x to be an invaluable asset, capable of growing with their needs while ensuring efficient and secure connections.