HP 2920 User Manual

Index – 1
Index
Numerics
10/100Base-TX ports
location on switch … 1-2
1000Base-BX …B-3
fiber-optic cable specifications … B-3
1000Base-LH …B-3
fiber-optic cable specifications … B-3
A
AC power connector
location on back of switch … 1-13
Act LED …1-8
Auto-MDIX
feature description … B-6
feature operation … B-7, B-9
B
back of switch
description … 1-13
module slot … 1-14
power connector … 1-13
basic switch configuration
IP address … 3-3
manager password … 3-3
subnet mask … 3-3
switch setup screen … 3-2
basic troubleshooting tips …5-2
blinking LEDs
error indications … 5-4
Bootp
automatic switch configuration … 3-2
for in-band access … 3-5
buttons
Clear button … 1-12
port LED view select button … 1-11
Reset button … 1-12
C
cabinet
mounting the switch in … 2-12
cables
connecting cables to switch ports … 2-19
effects of non-standard cables … 5-2
infrastructure requirements … 2-5
cables, twisted pair
Auto-MDIX feature … B-6
category 3, 4, 5 … B-6
connector pin-outs … B-6
cross-over cable pin-out … B-8
MDI-X to MDI connections … B-7, B-9
MDI-X to MDI-X connections … B-8
pin-outs … B-7, B-9
straight-through cable pin-out … B-7, B-9
switch-to-computer connection … B-7, B-9
switch-to-switch or hub connection … B-8
wiring rules … B-6
cabling infrastructure …2-5
chain
stacking topology … 2-26
Clear button
deleting passwords … 1-12
description … 1-12
location on switch … 1-2, 1-12
restoring factory default configuration … 1-12,
5-14
command-line interface (CLI)
displaying prompt on console … 2-23
configuration
checking when troubleshooting … 5-3
DHCP/Bootp … 3-2
full duplex only for SFPs … 2-17
IP address … 3-3
IP address, manually … 3-2
manager password … 3-3
restoring factory defaults … 1-12, 5-14
subnet mask … 3-3
switch setup screen … 3-2
connecting the switch to a power source …2-18
console
checking messages during
troubleshooting … 5-12
configuring IP address for Telnet access … 3-1
displaying CLI prompt … 2-23
features … 2-20
in-band connection … 3-5

HP 2920 Specifications

General

Layer	Layer 3
Power Device	Internal power supply
Ports	24 or 48 x 10/100/1000 ports
Stacking	Yes, up to 4 units
Management	Web, CLI, SNMP
Jumbo Frame Support	Yes
Routing Protocol	Static, RIP, OSPF
VLANs	4094
Power Supply	100-240V AC, 50/60Hz
Operating Temperature	0°C to 45°C (32°F to 113°F)
Power over Ethernet (PoE)	Available on some models (PoE+)