3Com S21x installation manual Returning, Country Telephone Number Fax Number

Models: S21x

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Returning

Before you send a product directly to 3Com for repair, you must first obtain a Return

Products for Repair Materials Authorization (RMA) number. Products sent to 3Com without RMA

 

numbers will be returned to the sender unopened, at the sender’s expense.

 

To obtain an RMA number, call or fax:

 

 

 

 

 

 

 

Country

Telephone Number

Fax Number

 

 

 

 

 

 

 

Asia, Pacific Rim

65 543 6342

65 543 6348

 

 

Europe, South Africa, and

011 44 1442 435860

011 44 1442 435718

 

 

Middle East

 

 

 

 

From the following European countries, you may call the toll-free numbers; select

 

option 2 and then option 2:

 

 

 

 

Austria

06 607468

 

 

 

Belgium

0800 71429

 

 

 

Denmark

800 17309

 

 

 

Finland

0800 113153

 

 

 

France

0800 917959

 

 

 

Germany

0130 821502

 

 

 

Hungary

00800 12813

 

 

 

Ireland

1800553117

 

 

 

Israel

177 3103794

 

 

 

Italy

1678 79489

 

 

 

Netherlands

0800 0227788

 

 

 

Norway

800 11376

 

 

 

Poland

00800 3111206

 

 

 

Portugal

05 05313416

 

 

 

South Africa

0800 995014

 

 

 

Spain

900 983125

 

 

 

Sweden

020 795482

 

 

 

Switzerland

0800 55 3072

 

 

 

U.K.

0800 966197

 

 

 

Latin America

1 408 326 2927

1 408 764 6883

 

 

U.S.A. and Canada

1 800 876 3266, option 2

1 408 764 7120

 

 

 

 

 

 

 

3/26/98

 

 

 

 

 

 

 

 

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3Com S21x installation manual Returning, Country Telephone Number Fax 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.