Описание
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Характеристики Extreme Networks D-Series Stackable Switches
Physical Ports
- 2 slots for 10/100Mbps I/O modules
- 2 slots for Gigabit Ethernet SFP uplinks
/O Modules
- 12-port 10/100Base-T
- 8-port 100Base-FX
LED
- 1 red/green LED showing system status
- 2 green LEDs showing each power input status
- 2 green LEDs showing link activity of SFP ports
Capacity and performance
- Address Table Size – 8,000 MAC Addresses
- 1024 VLANs Supported
- 8 Hardware Queues/Port
- VLAN Spanning Tree (802.1S)
- – 4 Instances Supported
- 802.3AD Link Aggregation
- – 8 ports per trunk group, 6 groups supported
- Main memory: 256MB
- Flash memory: 32MB
Physical Specifications
Dimensions (H x W x D):
- 8.89 cm x 33.86 cm x 18.41 cm
- (3.5” x 13.33” x 7.25”)
I/O Module Dimensions:
- 4.57 cm x 10.7 cm x 11.4 cm (1.8” x 4.21” x 4.5”)
Weight:
- I3H252-12TX 4.35 kg (9.57 lbs)
- I3H-12TX 0.24 kg (0.53 lbs)
- I3H-8FX-MM 0.32 kg (0.70 lbs)
- I3H252-24TX 4.59 kg (10.12 lbs)
- I3H252-16FXM 4.75 kg (10.47 lbs)
- I3H252-8FXM-12TX 4.67 kg (10.30 lbs)
MTBF
- I3H252-12TX 182,146 hours
- I3H-12TX 657,722 hours
- I3H-8FX-MM 477,350 hours
- I3H-8TX-2FX 600,601 hours
Environmental Specifications
Operating Temperature:
- -40° C to 60° C (-40° F to 140° F)
Storage Temperature:
- -40° C to 70° C (-40° F to 158° F)
Operating Humidity:
- 95% Relative Humidity non-condensing
Power Consumption:
- The I-Series accepts 24-volt DC power only. The customer must provide DC power to the switch or purchase the optional external DC power unit (I3H-PWR).
Operation Shock:
- 50G Trapezoidal Shock
Agency and Standards Specifications
Standard Safety:
- UL 60950-1
- CSA 22.2 60950-1-03
- EN 60950-1
- IEC 60950-1
Standard EMC:
- FCC Part 15 Class A
- ICES-003 Class A
- BSMI, VCCI V-3
- AS/NZS CISPR-22 Class A
- EN 55022 Class A
- EN 55024 Class A
Industrial EMC:
- EN 61000-6-4
- EN 61000-6-2
- EN 55011
Hazardous Locations:
- ANSI/ISA 12.12.01
- CAN/CSA C22.2 No. 213-M1987
- EN 60079-0:2006
- EN 60079-15:2005; for use in Class 1, Division 2, Groups A, B, C, and D
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