3Com manual 3CR990-FX-97 NIC Specifications, Hardware, Network Interface, Environment

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Specifications and Cabling Requirements

This appendix lists the specifications, standards conformance, and cable requirements for the 3Com 100 Secure Fiber-FX (3CR990-FX-97) NIC.

3CR990-FX-97 NIC Specifications

The following table provides environmental, interface, and standards information for the 3Com 100 Secure Fiber-FX (3CR990-FX-97) NIC.

Hardware
Memory	128 KB external RAM
Bus interface	PCI Local Bus Specification, Revision 2.2
	32-bit bus
PCI master	Supports bus master scatter-gather DMAs.
Dimensions	Length: 13.65 cm (5.375 in)
	Height: 8.41 cm (3.31 in)
Power requirement	+5 V ±5% operating 1.26A maximum for normal operation (375
	mA for low power mode)
Network Interface
100 Mbps Ethernet	Ethernet IEEE 802.3 industry standard for a 100 Mbps fiber local
100BASE-FX	area network
Environment
Operating temperature	32˚ to 158˚ F (0˚ to 70˚ C)
Storage temperature	–22˚ to 194˚ F (–30˚ to 90˚ C)
Operating humidity	10 to 90% noncondensing
Storage humidity	10 to 90% noncondensing
Altitude	–300 to 3,000 m (–984 ft to 9,840 ft)
Standards Conformance
IEEE 802.3 100BASE-FX

IEEE 802.3x full-duplex and flow control

IEEE 802.1p (General Attribute Registration protocol) for multicast addresses

IEEE 802.1Q VLAN Tagging

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