48-Port Fast Ethernet Switches; Dimensions; Mounting System; Asynchronous Serial Port - Allied Telesis x900-48FE Hardware Reference Manual

6

Dimensions

Mounting system

Asynchronous
serial port
Environmental
conditions
Regulatory
standards

Switching core

48-Port Fast Ethernet Switches

These Fast Ethernet switches meet the exceptionally high performance
demands of high-end applications:
AT-8948
■
x900-48FE
■
x900-48FE-N (NEBS compliant model)
■
x900-48FS
■
Height: 44.5 mm, plus 5.1 mm if the rubber feet are used
■
Width: 440 mm, excluding rack-mounting brackets
■
Depth: 440 mm, excluding PSU handles
■
Weight: Not more than 7.3 kg (16.1 lbs) unpackaged, which includes one
■
power supply unit (PSU) and one fan-only module (FOM)
1U rack
■
19-inch rack-mount kit
■
Up to 115 kbps
■
Universal Asynchronous Receiver Transmitter (UART)
■
Standard RJ-45 connector
■
Hardware flow control
■
Operating temperature range: 0º C to 50º C (32 to 122º F)
■
Storage temperature range: -25º C to 70º C (-13 to 158ºF)
■
Relative humidity range for operation: 5 to 80% non-condensing
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Relative humidity range for storage: 5 to 95% non-condensing
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Operational altitude: 3,050 metres maximum (10,000 feet)
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EMC: EN55022 class A, FCC class A, and VCCI class A
■
Immunity: EN55024, EN61000-3 levels 2 (Harmonics), and 3 (Flicker)—
■
AC models only
Safety: UL60950-1, CAN/CSA-C22.2 No. 60950-1-03, EN60950-1,
■
AS/NZS60950.1, and EN60825-1
Certification: UL, cUL, and TUV
■
Application-Specific Integrated Circuit (ASIC) switch chip
■
Non-blocking Layer 2 and Layer 3 IP switching
■
256 kBytes IPv4 address table
■
x900-48FE and x900-48FS switches are IPv6-ready in hardware to provide
■
accelerated unicast and multicast routing
4096 Layer 2 multicast entries
■
1024 Layer 3 IPv4 multicast entries
■
4 096 logical IPv6 interfaces
■
Separate packet buffer memory
■
x900 Series Switch and SwitchBlade
®
x908
C613-03092-00 REV J