What is the difference between data transmission between 10 Gigabit products and 6 categories?

Source: Internet
Author: User

As a data transmission channel, integrated wiring directly affects the maximum network speed. The main factor affecting the performance of a transmission system is its noise. 10G (10G) Ethernet in the cabling system has increased the speed of today's Gigabit Ethernet by 10 times, and the requirements for 10G cabling far exceed the requirements of 6 types of cabling.

A major difference between a 10g cabling system and a 6-class cabling system is that its operating frequency ranges from 6 categories of 500 MHz to MHz. As the working frequency increases, some of the six types of systems are not running (accurately, negligible) problem-there will also be a string around the adjacent cables and modules-External string winding. ANEXT is the measure of this string bypass.

The main source of noise in the six types of systems is the string Winding between four pairs of twisted wires in a cable. The effect of other surrounding cables on the string winding of the cable is negligible. In a 10g cabling system, the operating frequency is increased. Noise exists except for the Cable Winding in the six types of systems, the effect of other peripheral cables on the winding of this cable is also a very important source of noise. With the advancement of electronic technology, we have methods for noise inside the cable to generate signal opposite to noise and overlay it to the received signal to eliminate noise in some cables. Noise outside Cables cannot be used due to uncertainty of adjacent cables. For 10g cabling, the ability of cables and modules to resist external string winding or ANEXT is a key technical indicator.

One way to reduce external string bypass is to increase the distance between the source and the noise. The cable can be protected with a thick skin or different from the conventional circular shape to increase the distance between the cables. Some manufacturers also use the method of increasing the module interval to reduce the external string Winding between cables, modules and jumpers.

Therefore, the 10g cable is thicker than the 6-class cable in appearance, and its shape may be different from the general circle. The layout of the plug-in of the distribution frame may also be different from the common 5/6-class distribution frame, its distribution density is low. The density of the plug-in on the panel is lower than that of the 5/6 system. However, the 10g product of Belden IBDN is an exception. The density of the distribution frame and panel is the same as that of the 5/6-class system.

What are the performance of 10g products in improving network performance compared with six products?

In terms of transmission performance, the six types of cabling have transmission capabilities higher than 1 Gbps. For example, the Belden IBDN 2400 system guarantees a transmission rate of 2.4 Gbps. However, because the current transmission capacity of the supporting network devices is 1 Gbps, therefore, Category 6 is mainly used to better resist environmental noise than category 5e and expand to higher-speed network transmission devices in the future. The six types of systems can also transmit the 10GBase-T that is currently in development. However, because the six types of systems are not considered for a 250 MHz environment (the bandwidth of the six types of applications is MHz ), therefore, 10 Gb transmission only supports the distance to 55 meters. The currently developing 10g cabling system (or Aug. Cat 6-extended 6 class) will target 10g transmission at a distance of 100 meters.

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