Route Processor Port Pinouts
STATUS
AUX
CONSOLE
PS0
PS1
FAN
SLOT 1
SLOT 0
LINK
RX
TX
RESET
PCMCIA
EJECT
Enet
Auxiliary Port (DB-25) Pinouts
Pin Signal Direction Description
1 GND — Shield ground
2 TXD —> Transmit data
3 RXD <— Receive data
4 RTS —> Request to send (used for
hardware flow control)
5 CTS <— Clear to send (used for
hardware flow control)
6 DSR <— Data set ready
7 Signal
ground — Signal ground
8 CD <— Carrier detect(used for modem
control)
20 DTR —> Data terminal ready (used for
modem control only)
22 RI <— Ring indicator
Console Port (DB-25) Pinouts
Pin Signal Direction Description
1 GND — Ground
2 TXD <— Transmit data
3 RXD —> Receive data
4 RTS <— Ready to send1
1. Pins 4 and 5 are connected
5 CTS —> Clear to send1
6 DSR —> Data set ready
(always on)2
2. Pins 6 and 8 are connected
7 GND — Ground
8 DCD —> Data carrier detect
(always on)2
20 DTR <— Data terminal ready
Shield GND — Shield ground
Ethernet Port (RJ-45) Pinouts
Pin Signal Direction Description
1 TX+ —> Transmit data +
2 TX– —> Transmit data –
3 RX+ <— Receive data +
6 RX– <— Receive data –