07-09-2010
If it is no normal behaviour that your demon dies I would not recommend respawning it automatically all the time via inittab etc.
You should check out the AIX error report for an according entry and the log file your demon might write and solve the problem of the demon. It could be some memory problem or whatever - the log or errpt should tell.
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ncpd(8) System administration commands ncpd(8)
NAME
ncpd - Daemon which handles the serial link to a Psion
SYNOPSIS
ncpd [-V] [-h] [-v log-class] [-d] [-e] [-p [host:]port] [-s device] [-b baud-rate] [long-options]
DESCRIPTION
ncpd is the daemon which handles the serial link to your Psion. It listens at port 7501 for local connections and provides basic PLP/NCP
services for plpfuse and plpftp and other front-ends. It auto-connects to the psion, even after unplugging/switching off therefore it can
run all the time if you can dedicate a serial device to it.
OPTIONS
-V, --version
Display the version and exit
-h, --help
Display a short help text and exit.
-e, --autoexit
Exit automatically if the device is disconnected. Furthermore, use the current tty as I/O device. This option is intended for start-
ing ncpd on demand using mgetty's auto-detect function. (A patch for mgetty is needed for that).
-v, --verbose=log-class
Increase the logging level of the program. the possible values for log-class are:
nl Set NCP debug level to LOG
nd Set NCP debug level to DEBUG
ll Set Link debug level to LOG
ld Set Link debug level to DEBUG
pl Set Packet debug level to LOG
pd Set Packet debug level to DEBUG
ph Set Packet debug level to HANDSHAKE
m Set overall debug level to verbose
all Turn on all the above logging on.
-d, --dontfork
Do not background the daemon.
-p, --port=[host:]port
Specify the port to listen on - by default the value for the host is 127.0.0.1 and the value for the port is looked up in /etc/ser-
vices using the key psion/tcp. If it is not found there, a default value of 7501 is used.
-s, --serial=device
Specify the serial device to use to connect to the Psion - this defaults to /dev/ttyS0
-b, --baudrate=baud-rate
Specify the baud rate to use for the serial connection. If the word auto is specified, ncpd cycles through baud-rates of 115200,
57600, 38400, 19200 and 9600 baud. Default setting is auto.
SEE ALSO
plpfuse(8), plpprintd(8), plpftp(1), sisinstall(1)
AUTHOR
Fritz Elfert
Heavily based on p3nfsd by Rudolf Koenig (rfkoenig@immd4.informatik.uni-erlangen.de) and plp_1_7 by Philip Proudman (phil@proud-
man51.freeserve.co.uk)
Patches from Matt Gumbley (matt@gumbley.demon.co.uk)
Man page by John Lines (john+plpman@paladin.demon.co.uk)
plptools 1.0.9 2008/03/13 ncpd(8)