Cisco Systems VIP-4R/4T VIP Port Adapter Functions, EIA-530 DTE Adapter Cable Signals, DB-25 Plug

VIP Port Adapter Functions

Table 14 EIA-530 DTE Adapter Cable Signals

VIP End, HD1				Network End,
60-Position Plug				DB-25 Plug
Signal	Pin		Pin	Signal
Shield ground	46		1	Shield ground
TxD/RxD+	11	—>	2	TxD+
TxD/RxD–	12	—>	14	TxD–
RxD/TxD+	28	<—	3	RxD+
RxD/TxD–	27	<—	16	RxC–
RTS/CTS+	9	—>	4	RTS+
RTS/CTS–	10	—>	19	RTS–
CTS/RTS+	1	<—	5	CTS+
CTS/RTS–	2	<—	13	CTS–
DSR/DTR+	3	<—	6	DSR+
DSR/DTR–	4	<—	22	DSR–
DCD/DCD+	5	<—	8	DCD+
DCD/DCD–	6	<—	10	DCD–
TxC/RxC+	24	<—	15	TxC+
TxC/RxC–	23	<—	12	TxC–
RxC/TxCE+	26	<—	17	RxC+
RxC/TxCE–	25	<—	9	RxC–
LL/DCD	44	—>	18	LL
Circuit ground	45		7	Circuit ground
DTR/DSR+	7	—>	20	DTR+
DTR/DSR–	8	—>	23	DTR–
TxCE/TxC+	13	—>	24	TxCE+
TxCE/TxC–	14	—>	11	TxCE–
Mode_1	49
Ground	48			Shorting group
Mode_2	47
Ground	51			Shorting group
Mode_DCE	52

1. HD = high density.

58VIP-4R/4T Installation and Configuration