HP J9981A Installation And Getting Started Guide

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Switch Overview
Switch Hardware Features
Switch Hardware Features
HP 1820-8G Switch (J9979A)
Power and Fault/
Locator LEDs
10/100/1000BASE-T RJ-45 ports
Reset button
Link/Act and Speed LEDs
PoE PD port
HP 1820-24G Switch (J9980A)
Power and Fault/
Locator LEDs
Link/Act and Speed LEDs
10/100/1000BASE-T RJ-45 ports
Reset button
SFP slots
HP 1820-48G Switch (J9981A)
Power and Fault/
LocatorLEDs
Link/Act and Speed LEDs
10/100/1000BASE-T RJ-45 ports
Reset button
SFP slots

HP J9981A Specifications

General

Management	Managed
PoE	No
Jumbo Frame Support	Yes
Form Factor	Rack-mountable
Model	J9981A
Layer	Layer 2
Weight	2.5 kg
MAC Address Table Size	16, 000 entries
Power Supply	Internal
Operating Temperature	0°C to 40°C
Ports	24 x 10/100/1000BASE-T ports 4 x SFP+ ports
Humidity	15% to 95% non-condensing