3Com 1000BASE-T-GBIC specification

2GBIC Transceiver Installation Guide

1000BASE-SX GBIC The 1000BASE-SX GBIC transceiver supports a direct connection to Transceivers 62.5-micron or 50-micron multimode fiber-optic cable.

Table 1 shows the transmission ranges for each connection.

Table 1 1000BASE-SX GBIC Multimode Transmission Ranges

Fiber Type	Diameter	Modal Bandwidth	Transmission Range
Fiber Type	(microns)	(MHz*km)	in meters (feet)

Multimode	62.5	160	2	– 220	(6.6	– 721.8)
Multimode	62.5	200	2	– 275	(6.6	– 902.3)
Multimode	50	400	2	– 500	(6.6	– 1640.5)
Multimode	50	500	2	– 550	(6.6	– 1804.6)

1000BASE-LX GBIC Transceivers

The 1000BASE-LX GBIC transceiver supports these connections:

■A direct connection to single-mode fiber-optic cable

■Connection to multimode fiber through a conditioned launch cable

To ensure optimal performance, compatibility, and regulatory compliance, use only conditioned launch cables that 3Com supports. For a list of currently supported conditioned launch cables, see this 3Com Web site:

http://www.3Com.com/gigabit_ethernet/gbics

Table 2 shows the transmission ranges for each connection.

Table 2 1000BASE-LX GBIC Multimode and Single-Mode Transmission Ranges

Fiber Type	Diameter	Modal Bandwidth	Transmission Range
Fiber Type	(microns)	(MHz*km)	in meters (feet)

Multimode	62.5	500	2	– 550 (6.6 – 1804.6)
Multimode	50	400	2	– 550 (6.6 – 1804.6)
Multimode	50	500	2	– 550 (6.6 – 1804.6)
Single-Mode	9	–	2	– 10,000 (6.6 – 32,810)

1000BASE-T-GBICThe 1000BASE-T GBIC transceiver supports connections over Category 5 Transceivers cabling up to 300 meters (1000 ft.).

1000BASE-T-GBIC specifications

The 3Com 1000BASE-T-GBIC (Gigabit Interface Converter) is a high-performance networking component designed to facilitate the connection of Gigabit Ethernet networks utilizing standard Category 5 (Cat 5) cabling infrastructure. This device plays a crucial role in optimizing data transfer speeds, ensuring high-quality and reliable network communication in enterprise environments.

One of the key features of the 3Com 1000BASE-T-GBIC is its support for the IEEE 802.3ab standard, which defines gigabit data transmission over twisted-pair copper cabling. This allows organizations to upgrade their existing networks to Gigabit Ethernet without the need for extensive rewiring or infrastructure overhaul. With a maximum data transmission rate of 1 Gbps, the 3Com 1000BASE-T-GBIC ensures rapid data transfer, making it ideal for bandwidth-intensive applications.

Additionally, the 3Com 1000BASE-T-GBIC supports full-duplex communication, which enables simultaneous data transmission and reception. This feature reduces latency and enhances overall network performance, making it suitable for dynamic environments where speed and efficiency are paramount. Furthermore, it utilizes auto-negotiation technology, allowing the device to automatically detect and configure its connection speed and mode, ensuring compatibility with a wide range of network devices.

The compact design of the GBIC makes it easy to integrate into existing hardware setups, providing a straightforward solution for network expansion. Its hot-swappable capability ensures minimal downtime during upgrades or replacements, which is essential for organizations that rely heavily on network uptime.

Another significant characteristic of the 3Com 1000BASE-T-GBIC is its robust error detection and correction mechanisms. These built-in features help maintain data integrity and reliability during transmission, contributing to fewer dropped packets and improved performance.

In conclusion, the 3Com 1000BASE-T-GBIC stands out as an efficient solution for connecting Gigabit Ethernet networks while leveraging existing cabling infrastructure. Its support for full-duplex communication, auto-negotiation, and high data transfer rates makes it an appealing choice for businesses seeking to enhance their network capabilities. With a focus on reliability and performance, this device is well-suited for a wide range of networking applications.