At-8900 Series Switch; Environmental Conditions; Regulatory Standards; Switching Core - Allied Telesis AT-8900 Hardware Reference Manual

Hardware Reference
Environmental
conditions
Regulatory
standards

Switching core

Processing core

Optional IPv6
accelerator card
Software Release 3.0.2
C613-03092-00 REV C

AT-8900 Series Switch

The AT-8948 switch is the sole model in the AT-8900 Series and meets the
exceptionally high performance demands of high-end applications. It delivers
wire-speed switching performance in a robust 1U rack mount platform.
Operating temperature range: 0ºC to 50º C (32 to 122ºF)
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Storage temperature range: -25ºC to 70ºC (-13 to 158ºF)
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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
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Immunity: EN55024, EN61000-3 levels 2 (Harmonics), and 3 (Flicker)—
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AC models only
Safety: UL60950-1, CAN/CSA-C22.2 No. 60950-1-03, EN60950,
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AS/NZS60950, and EN60825-1
Certification: UL, cUL, and TUV
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Application-Specific Integrated Circuit (ASIC) switch chip
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Non-blocking Layer 2 and Layer 3 IP switching
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256 K IPv4 address table
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4K multicast table
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4K logical Layer 3 interfaces
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Shared 32 Mbyte DDR-SDRAM packet buffer
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350 MHz RISC Processor
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128 MBytes of Synchronous DRAM, expandable to 256 MBytes or
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512 MBytes with DIMM
32MBytes of fixed flash
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CompactFlash slot for hot-swappable expansion of flash memory up to
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128 MBytes
512 kBytes of SRAM
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32/66 PCI bus for 32-bit/33MHz
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Silicon ID chip storing serial number, board ID, and MAC address
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Slot for network processor accelerator card that provides accelerated IPv6
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unicast and multicast routing in hardware
• 4 K multicast table
• 1000 accelerator hardware filters
• 128 MBytes Synchronous DRAM giving 64K IPv6 routes
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