Cabletron Systems SFCS-200BX, SFCS-1000, SFCS-200WG manual 3 155 Mbps STS-3c/STM-1 UTP Module

Hardware Specifications

C.2.3 155 Mbps STS-3c/STM-1 UTP Module

The following specifications apply to network modules NM-4/155UTP5EC and NM-4/155UTP5C:

Description	Specification
Port Capacity	Four SONET/SDH ports per module
Data Rate	155.52 Mbps
Output Buffer	2,560 or 13,312 cell capacity
Media	Category 5 Unshielded Twisted Pair (UTP)
Max. Line Length	100 m
Connectors	RJ-45
Line Encoding	Non-Return to Zero (NRZ)
Framing	STS-3c/STM-1
Clock Accuracy	±20 ppm
Timing	Internal timing or per port network timing
Loopbacks	Transmit and receive loopbacks
Statistics/Alarms	SONET/SDH statistics include Loss of Signal
	(LOS), Loss of Frame (LOF), Loss of Pointer
	(LOP), Far End Block Errors (FEBE), Alarm
	Indication Signal (AIS), Far End Receive Fail-
	ure (FERF), Yellow Alarm, Bit Interleaved Par-
	ity errors (Line BIP-24, Section BIP-8, Path BIP-
	8), Header Check Sequence (HCS) errors
Compliance	ATM Forum STS-3c UNI v3.1, ITU-T I.432,
	ANSI T1E1.2/93-020, T1S1/92-185, ATM
	Forum AF-PHY-0015.000

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