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Network Processing Engine and Network Services Engine Installation and Configuration
OL-4448-12
Chapter 5 NPE-G1 Overview
Fiber Optic Cleaning Information
RJ-45 Auxiliary Port Signals and Pinouts
Table 5-12 lists the RJ-45 auxiliary port signals for the NPE-G1.
Fiber Optic Cleaning Information
We strongly recommend cleaning all optical fiber connections before reconnecting optical cables to
equipment. For information about cleaning optical connectors, see the Inspection and Cleaning
Procedures for Fiber-Optic Connections document and the Compressed Air Cleaning Issues for
Fiber-Optic Connections document.
Tab l e 5-11 Console Port Signals for the NPE-G1
Pin1
1. Any pin not referenced is not connected.
Signal Direction Description
1CTS Out Clear To Send (tracks RTS)
2DSR Out Data Set Ready (always on)
3RXD Out Receive Data
4GND Signal Ground
6TXD In Transmit Data
7DTR In Data Terminal Ready
8RTS In Ready To Send
Tab l e 5-12 Auxiliary Port Signals for the NPE-G1
Pin1
1. Any pin not referenced is not connected.
Signal Direction Description
1RTS Out Ready To Send
2DTR Out Data Terminal Ready
3TXD Out Transmit Data
4RING2
2. RING is not supported on Cisco-supplied adapters. To use this pin, you must create a customized cable.
In Ring Indication
5GND Signal Ground
6RXD In Receive Data
73
3. Pin 7 can be used as a DCD input for connection to a modem. The RJ-45-to-DB-25F adapter maps DCD to this pin when
used with a straight-through cable.
DSR/DCD(RLSD) In Data Set Ready/Data Carrier Detect (Receive Line Signal
Detect)
8CTS In Clear To Send (tracks RTS)