[U-Boot-Users] README.NetConsole question
Scott McNutt
smcnutt at psyent.com
Thu Mar 15 14:26:16 CET 2007
Hi Igor & Detlev,
>> As the "man nc" states about -l option, "It
>> is an error to use this option in conjunction with the -p".
>
> Huh! Where exactly does it say so? I cannot even find "error" in the
> manpage to my nc (1.10-32 on a Debian system).
On my FC5 system, (nc-1.84-3.2) the netcat manpage does make
such a statement:
> -l Used to specify that nc should listen for an incoming connection
> rather than initiate a connection to a remote host. It is an
> error to use this option in conjunction with the -p, -s, or -z
> options. Additionally, any timeouts specified with the -w option
> are ignored.
Note that it does not define an option parameter in the manpage
documentation for the option ... but the "CLIENT/SERVER MODEL"
section of the manpage gives an example:
> It is quite simple to build a very basic client/server model using nc.
> On one console, start nc listening on a specific port for a connection.
> For example:
>
> $ nc -l 1234
I'm not sure when or why the option differences started
between your two versions of netcat -- but they do apparently
exist.
That said, you may want to use the following if your version
complains about the -l and -p options being used together:
$ nc -u -l 6666
Regards,
--Scott
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