3Com S21x installation manual Dim

Cabling the PathBuilder S21x Switch

Port	Connector	Interface	Cable Required	Speed	DCE/DTE
2	DB25	DIM Site Daugh-	DB25-to-DB25	V.11, V.35 and V.36 -	Selectable
		tercard	Cable	Max. sync speed 2
		V.11, V.24, V.35,		mpbs
				V.24 - Max. sync
		V.36
				speed 80 kpbs, Max
				async speed 115.2
				kbps
		DIM Site Daugh-	DSU/EIM Cable	DSU - 56 kbps	DTE DSU
		tercard	Assembly and
		DSU DIM	Lease Line Telco
			Cable shipped with
			Integral DSU only
	RJ48S	DSU	DSU Telco Cable	DSU -56 kbps	DTE DSU
		Daughtercard	shipped with DSU
			Daughtercard
	RJ11	Voice Relay	RJ11-to-RJ11	N/A	N/A
		Daughtercard	Cable
	BNC video	RemoteVu	BNC-to-BNC
	connectors	Daughtercard	Cable
	RJ45 con-	RemoteVu	RJ45-to-RJ45
	nector	Daughtercard	Cable
	RJ45	Dual FXS	RJ45-to-RJ45
		Daughtercard	Cable
3	DB25	V.11, V.24, V.35,	DB25-to-DB25	V.11, V.35 and V.36 -	Selectable
		V.36 DIM	Cable	Max. sync speed 2
				mpbs
				V.24 - Max. sync
				speed 80 kpbs, Max
				async speed 115.2
				kbps
		Integral DSU	DSU/EIM Cable	DSU - 56 kbps
		DIM	Assembly and
			Lease Line Telco
			Cable shipped with
			Integral DSU only
4	RJ45	CTP Port	RJ45-to-DB25	Max. async speed	DCE
			CTP Cable shipped	115.2 kbps
			with PathBuilder
			S200 series switch
			unit

2-8 Installing the PathBuilder S21x Switch Hardware