Contents

Preface	11
Document Conventions	12
Contacting Allied Telesis	13
Chapter 1: Overview	15
Switch Models and Features	16
AT-9000 Series Models	16
10/100/1000 Mbps Twisted-Pair Ports	16
Power over Ethernet	17
SFP Slots	17
Combo Ports	17
RS-232 Console Port	17
Port LEDs	18
Installation Options	18
MAC Address Table	18
Management Software and Interfaces	18
Management Methods	18
AT-9000 Series Gigabit Ethernet Switches	19
AT-9000/12POE Switch	19
AT-9000/28 Switch	21
AT-9000/28POE Switch	22
AT-9000/28SP Switch	23
AT-9000/52 Switch	24
10/100/1000Base-TTwisted-Pair Ports	25
Speed	25
Duplex Mode	25
Wiring Configuration	26
Maximum Distance	26
Power Over Ethernet	26
Cable Requirements	26
Port Pinouts	27
Power Over Ethernet	28
PoE Standards	28
Powered Device Classes	29
Power Budget	29
Port Prioritization	30
Wiring Implementation	31
SFP Slots	32
Combo Ports	34
Console Port	36
LEDs	37
System LEDs	37
RJ-45 Port LEDs & MODE LED SELECT Button	37
SFP LEDs	40
ecoFriendly Button	41
Power Supplies	42
Power Connectors	43
Chapter 2: Beginning the Installation	45
Installation Procedures	46

Allied Telesis AT-9000/28POE, AT-9000/12POE manual Contents