Re: Reserving "special" port numbers in the kernel ?

From: Sean Neakums (sneakums@zork.net)
Date: Fri Nov 15 2002 - 19:58:17 EST


commence Arun Sharma quotation:

> xavier.bestel@free.fr (Xavier Bestel) writes:
>
>> Le sam 16/11/2002 à 01:00, Arun Sharma a écrit :
>> > One of the Intel server platforms has a magic port number (623) that
>> > it uses for remote server management. However, neither the kernel nor
>> > glibc are aware of this special port.
>> >
>> > As a result, when someone requests a privileged port using
>> > bindresvport(3), they may get this port back and bad things happen.
>> >
>> > Has anyone run into this or similar problems before ? Thoughts on
>> > what's the right place to handle this issue ?
>>
>> run a dummy app at startup which reserves that port ?
>
> Yes, I'm already aware of this one, but was looking for a lighter weight
> solution (ideally a config file change) that doesn't involve running an
> extra process (think of doing this on a large number of machines).

inetd

-- 
 /                          |
[|] Sean Neakums            |  Questions are a burden to others;
[|] <sneakums@zork.net>     |      answers a prison for oneself.
 \                          |
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