Black Box LE14XXA SPECIFICATIONS 1.1Technical Specifications, Performance, Network Standards

Black Box Modular Switch Installation and User Guide (08/99

1.SPECIFICATIONS

1.1Technical Specifications

Performance
Aggregate Filtering Rate:		2,380,800 frames/sec for 16 100Mbps ports
		(for LE1416A)
(all ports are wire speed)		1,190,400 frames/sec for 8 100Mbps ports
		(for LE1401A & LE1408A)
Aggregate Forwarding Rate:		(for Modular Switch Fast Ethernet ports)
(all ports are wire speed)		1,190,400 frames per second, 16-port units
		595,200 frames per second, 8-port units
Data Rate:		10 Mbps and 100Mbps
Address Table Capacity:		24K node addresses (12K on 8-port
		models), with address aging
Packet buffer Size :		8 MB dynamic (4MB for 8-port)
Latency:	5 μs + packet time (100 to 100Mbps)
	15 μs + packet time (10 to 10 Mbps, and 10 to 100Mbps)
Network Standards
Ethernet V1.0/V2.0 IEEE 802.3: 10BASE-T,
IEEE 802.3u: 100BASE-TX, 100BASE-FX
Maximum 10 Mbps Ethernet Segment Lengths
Unshielded twisted pair			-	100 m (328 ft)
Shielded twisted pair			-	150 m (492 ft)
10BASE-FL multi-mode fiber optic			-	2 km (6,562 ft)
10BASE-FL single-mode fiber optic			-	10 km (32,810 ft)
Maximum Standard Fast Ethernet Segment Lengths:
10BASE-T (CAT 3, 4, 5 UTP)			-	100 m (328 ft)
100BASE-TX (CAT 5 UTP)			-	100 m (328 ft)
Shielded twisted pair			-	150 m (492 ft)
100BASE-FX, half-duplex, multi-mode			- 412 m (1350 ft)
100BASE-FX, full-duplex, multi-mode				- 2.0 km (6,562 ft)
100BASE-SX, short wavelength HDX m.m. - 300 m ( 935 ft)
100BASE-FX, half-duplex, single-mode				- 412 m (1350 ft)
100BASE-FX, full-duplex, single-mode			- 15.0 km (49,215 ft)

Connectors for copper wiring

Twisted Pair at 10/100Mb: RJ-45 shielded, female, front mounted (for LE14XXA-Series Fast Ethernet copper ports, use Cat 5 cable)

Fiber Multi -mode connector types:

Fiber Port, SC-type (snap -in): Fiber optic multi-mode, 100BASE-FX

Fiber Port, ST -type (twist-lock): Fiber optic multi-mode, 100BASE-FX

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