Cabletron Systems 9A000 manual C.2.5 25 Mbps TP25 Module, C-10, Hardware Specifications

Hardware Specifications

C.2.5 25 Mbps TP25 Module

The following specifications apply to network module NM-6/25UTPEC:

Description	Specification
Port Capacity	Six TP25 ports per module
Data Rate	25.6 Mbps
Output Buffer	2,560 cell capacity
Media	Cat. 3, 4, or 5 Unshielded Twisted Pair (UTP)
Max. Line Length	100 m
Connector	RJ-45
Line Encoding	4B/5B
Clock Accuracy	±100 ppm
Timing	Primary and secondary 8kHz reference from
	internal (default) or network
Loopbacks	Receive loopback
Impedance	100 ohms
Statistics/Alarms	Header Check Sequence (HCS) errors, cells
	received (RxCells), cells transmitted (TxCells),
	and symbol errors
Compliance	ATM Forum 25.6 Mbps specification AF-PHY-
	0040.000

C-10