3Com NJ220 Product Specifications, MIB Support, Environment, Standards, Conformance, Features

Product Specifications

MIB Support	MIB II (RFC 1213)
	Bridge MIB (RFC 1493)
	Ether-like MIB (RFC 1643)
	MIB for MAUs (RFC 2668)
	MIB for bridge with extensions (RFC 2674)
	802.1x MIBs
	RADIUS Authentication Client MIB (RFC 2618)
	RADIUS Accounting Client MIB (RFC 2620)
3Com Proprietary MIBs	Backup & Restore MIB
	RADIUS Client MIB
Standard Traps	Link Up
	Link Down
	Cold Start
	Authentication Failure
Proprietary Traps	SecureLogon
	SecureLogoff
	SecureLoginFailure
Environment
Operating temperature	32° to 104° F (0° to 40° C)
Storage temperature	-22° to 194° F (-30°- to 90° C)
Operating humidity	10-90% noncondensing
Storage humidity	10-90% noncondensing
Operating Altitude	8,000 ft. max
Storage Altitude	20,000 ft. max
Standards
Conformance

IEEE802.3 10BASE-T, 100BASE-TX and auto-negotiation

Power Over Ethernet (Capacitive Power Discovery Process and IEEE 802.3af)

Power forwarding (IEEE802.3af; 7 watts, 48 volts)

Features
Power Over Ethernet	Compatible with IEEE 802.3af and Capacitive Power Discovery
	Process
Local power supply	Required for networks that do not support Power Over Ethernet
Voice Over IP (VoIP)	Compatible with VoIP standard.

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