[uClinux-dev] How to limit telnet connections

David McCullough davidm at snapgear.com
Wed Aug 3 17:39:01 EDT 2005


Jivin satishkumar at innomedia.soft.net lays it down ...
> Thanks David, It's working fine.
> 
> By the way, Is there any way to share a common global variable among many
> telnets, in which changes made by one will reflect in other.

No.

> If anybody knows, plz give suggestions.

What you are talking about now requires a custom shell that knows how to
share information with other invocations of the same shell.  Not sure I
have ever seen something that does this,

Cheers,
Davidm


> >
> > Jivin satishkumar at innomedia.soft.net lays it down ...
> >>
> >> Hi all,
> >>
> >>      I'm using Marvell gateway,with uclinux ditribution in it. Can
> >> anybody
> >> suggest how can i limit the number of telnet connections for gateway
> >> to three.
> >>
> >> I found following directories in uclinux distribution:
> >>
> >> 1. uclinux/user/telnet
> >> 2. uclinuc/user/telnetd
> >>
> >> should i make any changes in these, or configure some other files.
> >
> > You might want to look at inetd (uclinux/user/inetd),  it can limit the
> > number of simultaneous connections already IIRC, assuming you want to
> > limit how many people telnet into the gateway.  telnetd is your next
> > choice,
> >
> > Cheers,
> > Davidm
> >
> > --
> > David McCullough, davidm at snapgear.com  Ph:+61 7 34352815
> > http://www.SnapGear.com
> > Custom Embedded Solutions + Security   Fx:+61 7 38913630
> > http://www.uCdot.org
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> >
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-- 
David McCullough, davidm at snapgear.com  Ph:+61 7 34352815 http://www.SnapGear.com
Custom Embedded Solutions + Security   Fx:+61 7 38913630 http://www.uCdot.org



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