Huawei AR500 Series Hardware Description page 718

Huawei
AR500&AR510&AR531&AR550&1500&AR2500
Industrial Switch Routers
Hardware Description
Table 6-80 Pin assignments of a crossover cable
X1 (RJ45)
1
2
3
4
5
6
7
8
Connection
A straight-through cable can connect devices at different network layers in the following
scenarios:
l
l
l
A crossover cable can connect devices at the same network layer in the following scenarios:
l
l
l
l
l
l
NOTE
Most network devices support auto-negotiation on their interfaces. After auto-negotiation is enabled, the
local and remote interfaces can automatically negotiate about communication parameters. In this case,
the two interfaces can be connected by either a straight-through cable or a crossover cable.
Ordering Information
None
6.7 RS232 Cable
Issue 10 (2019-03-06)
Connect a switch or hub to an industrial switching router.
Connect a computer (server or workstation) to a switch or hub.
Connect a switch to an upper-layer switch through an uplink interface.
Connect a computer to an industrial switching router.
Connect two switches at the same layer.
Connect two hubs.
Connect two computers.
Connect two industrial switching routers.
Connect an Ethernet interface of an ADSL modem to the network interface of a
computer.
Copyright © Huawei Technologies Co., Ltd.
Wire Color
White and orange
Orange
White and green
Blue
White and blue
Green
White and brown
Brown
6 Cables
X2 (RJ45)
3
6
1
4
5
2
7
8
707