HP J4868A User manual
ProCurve Switch 2124
The ProCurve Switch 2124 is a low-cost, unmanaged 24-port switch with 10/100
auto-sensing per port and 1 open transceiver slot for a 100Base-FX uplink. The
ProCurve Switch 2124 offers ProCurve Auto-MDIX on all 10/100 ports.
ProCurve Switch 2124 (J4868A)
Features and benefits
Connectivity
• 24 auto-sensing 10/100 ports: provide
high-performance switching
• ProCurve Auto-MDIX: automatically adjusts
for straight-through or crossover cables on all
10/100 ports
• Full scalability: optional 100Base-FX
fiber-optic (full-duplex bandwidth)
transceiver enables low-cost uplink
connectivity into a wiring closet up to 2 km
away
Performance
• Low-cost/High-performance: combines
affordability, scalability, and ease of use
Ease of use
• Unmanaged: provides plug-and-play
simplicity
• Use on desktop or rack-mounted: quiet
operation enables flexible use
• 1U form factor: the industry's most
frequently requested size
Industry-leading warranty
• Lifetime warranty: for as long as you own
the product, with next-business-day advance
replacement (available in most countries)
Services
•3-year, 4-hour onsite, 13x5 coverage for
hardware (H5484E)
•3-year, 4-hour onsite, 24x7 coverage for
hardware (U6300E)
•Installation with minimum configuration,
system-based pricing (U4826E)
•Installation with HP-provided configuration,
system-based pricing (U4830E)
ProCurve Switch 2124
2
ProCurve Switch 2124
Specifications
Ports
24 10/100 ports (IEEE 802.3
Type 10Base-T, IEEE 802.3u
Type 100Base-TX)
1 open transceiver slots
Physical characteristics
Dimensions
8.0(d) x 17.4(w) x 1.8(h) in.
(20.32 x 44.2 x 4.57 cm) (1U
height)
Weight
8.25 lb. (3.74 kg)
Memory and processor
Packet buffer size: 768 KB
Mounting
Mounts in a standard 19 in.
rack (hardware included)
Performance
Latency:
- <8.5 µs (LIFO)
Switching capacity: 2.6 Gbps
Routing table size: 4,096
entries
Environment
Operating
- Temperature: 32°F to 131°F
(0°C to 55°C)
- Relative humidity: 15% to
95% @ 104°F (40°C),
non-condensing
Non-operating/Storage
- Temperature: -40°F to
158°F (-40°C to 70°C)
- Relative humidity: 90% to
90% @ 149°F (65°C),
non-condensing
Shock: HP759, HP760 (similar
to EN 60068 IEC 68)
Acoustic: DIN 27779 per ISO
7779 42 dB
Electrical characteristics
Max heat dissipation: 341
BTU/hr
Voltage: 100-240 VAC
Current: 1.0 A
Power consumption: 100 W
Frequency: 50/60 Hz
Safety
cUL (CSA 950); EN 60950/IEC
60950; NOM-019-SCFI-1994;
UL 1950 3rd edition
Emissions
FCC Class A;
EN55022/CISPR-22 Class A;
VCCI Class A
Immunity
Generic: EN55024, CISPR 24
EN: EN55024, CISPR 24
ESD: IEC 61000-4-2; 4 kV CD,
8 kV AD
Radiated: IEC 61000-4-3;
3V/m
EFT/Burst: IEC 61000-4-4; 1.0
kV (power line), 0.5 kV (signal
line)
Surge: IEC 61000-4-5; 1 kV/2
kV AC
Conducted: IEC 61000-4-6; 3V
Power frequency magnetic
field: IEC 61000-4-8; 1A/m, 50
or 60 Hz
Voltage dips and interruptions:
IEC 61000-4-11; >95%
reduction, 0.5 period, 30%
reduction, 25 periods
Harmonics: EN61000-3-2,
IEC61000-3-2
Flicker: EN61000-3-3,
IEC61000-3-3
Standards and protocols
IEEE 802.3x Flow Control
3
Accessories
ProCurve 100-FX SC Transceiver (J4853A)
with one 100Base-FX port
Ports
1 100Base-FX ports (IEEE 802.3u Type
100Base-FX)
Connector: SC
Duplex: half or full
Physical characteristics
Dimensions: 3.8 (d) x 2.05 (w) x 0.95 (h) in.
(9.65 x 5.21 x 2.41 cm)
Weight: 0.09 lb. (0.04 kg)
Cabling
62.5/125 µm or 50/125 µm (core/cladding)
diameter, graded-index, low metal content,
multimode fiber optic, complying with ITU-T
G.651 and ISO/IEC 793-2 Type A1b or A1a,
respectively
Maximum distance
2 km (full duplex) or 412 m (half duplex)
Notes
Full duplex only when installed in unmanaged
switches and ProCurve Switch 2500 series
ProCurve Switch 2124
4
© 2006 Hewlett-Packard Development Company, L.P. The information contained
herein is subject to change without notice. The only warranties for HP products and
services are set forth in the express warranty statements accompanying such
products and services. Nothing herein should be construed as constituting an
additional warranty. HP shall not be liable for technical or editorial errors or omissions
contained herein.
To learn more, visit www.procurve.com
Information is subject to change without notice
This manual suits for next models
1
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