6
Powered Device, ex: SOHO
switch or Wireless AP
123456
789101112
A
B
12x
6x
8x
2x
9x
3x
10x
4x
11x
5x
7x
1x
Ethernet
A
12x
6x
8x
2x
9x
3x
10x
4x
11x
5x
7x
1x
C
123456
789101112
A
B
12x
6x
8x
2x
9x
3x
10x
4x
11x
5x
7x
1x
Ethernet
A
12x
6x
8x
2x
9x
3x
10x
4x
11x
5x
7x
1x
C
POWERFAULTDATAALARM
Core Switch
Switch
Power over Ethernet Hub
PC or
Notebook
100M
Power over Ethernet Hub provide
power to Powered device
AC power
AC power
AC power
Figure 2-3 Power over Ethernet Hub network application