Prp Auxiliary Port Signals; Installing A Flash Memory Card - Cisco XR 12404 Installation Manual

Chapter 3 Installing the Router

PRP Auxiliary Port Signals

Installing a Flash Memory Card

Note
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The auxiliary port on the PRP is a DTE, RJ-45 plug for connecting a modem or
other DCE device (such as a CSU/DSU or another router) to the router. The port
is labeled Aux, as shown in
hardware flow control and modem control.
auxiliary port.
Table 3-2 PRP Auxiliary Port Signals
Auxiliary Port Pin Signal
1 RTS
2 DTR
3 TxD
4 GND
5 GND
6 RxD
7 DSR
8 CTS
By default, a Flash memory card containing a valid Cisco IOS XR software image
is inserted in bottom slot, PCMCIA slot 0 before the router is shipped.
PCMCIA slot 0 is the bottom slot and slot 1 is the top slot. Both Flash memory
card slots on each RP can be used at the same time.
Figure 3-11. The asynchronous auxiliary port supports
Table 3-2
Input/Output Description
Output Request To Send
Output Data Terminal Ready
Output Transmit Data
— Signal Ground
— Signal Ground
Input Receive Data
Input Data Set Ready
Input Clear To Send
Cisco XR 12404 Router Installation Guide
Installing a Flash Memory Card
lists the signals used on the
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