Cable Type - H3C S7500E Series Installation Manual

Cable type

Based on performance
Ethernet cables can be classified into category 3, category 4, category 5, category 5e, category 6, and
category 7 cable based on performance. In LANs, category 5, category 5e, and category 6 are
commonly used.
Table 78 Description on commonly used Ethernet cables
Type
Category 5
Category 5e
Category 6
NOTE:
The RJ-45 Ethernet interfaces of the S7500E series use category 5 or higher Ethernet twisted pair cables
for connection.
Based on pinouts
Ethernet twisted pair cables can be classified into straight through and crossover cables based on their
pinouts.
Straight-through: The pinouts at both ends comply with standard 568B, as shown in
•
Crossover: The pinouts at one end comply with standard 568B, and those at the other end comply
•
with standard 568A, as shown in
Figure 62 Straight-through cable
Description
Transmits data at a maximum speed of 100 Mbps, with a bandwidth of 100 MHz.
Transmits data at a maximum speed of 1000 Mbps, with a bandwidth of 100 MHz.
Transmits data at a maximum speed of 10 Gbps, with a bandwidth of 250 MHz.
Figure 63.
150
Figure 62.