Juniper Networks M20 manual EIA-530 PIC

M20 Internet Router PIC Guide

EIA-530 PIC

Software release ■ JUNOS 5.6 and later

Description	■	Two EIA-530, X.21 or V.35 serial ports
	■ Power requirement: 0.07 A @ 48 V (3.4 W)
Hardware features	■	Configured as data terminal equipment (DTE) ports
	■	Resynchronization signal
	■ Receives clock rates up to 16 Mbps
	■ Local, data communications equipment (DCE) local, and DTE remote loopbacks
Software features	■	Supports four queues per port
	■ Random early detection (RED)
	■ Transmitter Signal Element Timing is looped from the timing received on the Transmitted
		Signal Element DCE. EIA-530 ports support the ability to invert the Transmit Data Element.
		The EIA-530 ports support the following rates:
		■	2.048 Mbps
		■	2.341 Mbps
		■	2.731 Mbps
		■	3.277 Mbps
		■	4.09 Mbps
		■	5.461 Mbps
		■	8.192 Mbps
		■	16.384 Mbps
	■ V.35 ports support up to 2.048 Mbps
	■ X.21 ports support up to 10 Mbps
	■	Encapsulations:
		■ High-Level Data Link Control (HDLC)
		■	Frame Relay
		■ Circuit cross-connect (CCC)
		■ Translational cross-connect (TCC)
		■ Point-to-Point Protocol (PPP)
Cables and connectors	■	Two DB-25 male connectors (one per port, included with PIC)
	■ V.35 requires an EIA-530 to V.35 cable and connects to a V.35 DTE 34-pin Winchester
		type male cable (one per port)

■ X.21 requires an EIA-530 to X.21 cable and connects to a X.21 DTE DB-15 male cable

42■ EIA-530 PIC