Telnet and RHEL4

[A.Fadyushin at it-centre.ru]

Most probably, you will need to reboot after changing the
/etc/sysconfig/selinux - values in that file will be used as a boot
defaults. Or, alternatively, you can change the selinux working mode
dynamically with such selinux utilities as 'setenforce'.

Alexey Fadyushin
Brainbench MVP for Linux.
http://www.brainbench.com

> -----Original Message-----
> From: redhat-list-bounces at redhat.com [mailto:redhat-list-
> bounces at redhat.com] On Behalf Of Gavin McDonald
> Sent: Wednesday, December 28, 2005 8:57 PM
> To: 'General Red Hat Linux discussion list'
> Subject: RE: Telnet and RHEL4
> 
> I'm not an expert, but I would guess that restarting init, (via
telinit)
> would be enough to change the warnings when logging in via telnet...
> 
> Regards,
> 
> Gavin McDonald
> ========================
> EVI Logistic Enterprises
> email: me at gavitron.com
> phone: (604) 313-3845
> 
> 
> > -----Original Message-----
> > From: redhat-list-bounces at redhat.com [mailto:redhat-list-
> > bounces at redhat.com] On Behalf Of Michael Scully
> > Sent: Wednesday, December 28, 2005 9:45 AM
> > To: 'General Red Hat Linux discussion list'
> > Subject: RE: Telnet and RHEL4
> >
> > David:
> >
> > 	I think you're on to something.  I did set the SELinux
parameters to
> > permissive, for targeted daemons.  That probably wasn't necessary
for
> this
> > site, but I turned it on more to see what that entailed.  This was
only
> my
> > third RHEL4 install after maybe two dozen setups of RHEL3.
> >
> > 	I can edit that config file, but is there a process I can
restart
> > that is involved with it?  There is no service called "selinux"
running,
> > and
> > none of the processes visible appear to be something I would
associate
> > with
> > this.
> >
> > Scully
> >
> >
> > -----Original Message-----
> > From: redhat-list-bounces at redhat.com [mailto:redhat-list-
> > bounces at redhat.com]
> > On Behalf Of David Tonhofer, m-plify S.A.
> > Sent: Wednesday, December 28, 2005 1:29 AM
> > To: General Red Hat Linux discussion list
> > Subject: Re: Telnet and RHEL4
> >
> > --On Tuesday, December 27, 2005 2:17 PM -0800 Michael Scully
> > <agentscully at flexiblestrategies.com> wrote:
> >
> > > Greetings:
> > >
> > > 	I recently installed Enterprise 4 (ES) with Update 2 on a clean
> > > system.  The user has older terminal emulators that only support
> telnet
> > (not
> > > SSH).  But this behavior is new:
> > > -------------------------------------------------------------
> > > Red Hat Enterprise Linux ES release 4 (Nahant Update 2)
> > > Kernel 2.6.9-22.0.1.ELsmp on an i686
> > > login: scully
> > > Password:
> > > Your default context is user_u:system_r:unconfined_t.
> > >
> > > Do you want to choose a different one? [n]
> > > --------------------------------------------------------------
> > > 	If I answer no, the rest of the .bash_profile runs fine.  I'm
not
> > > sure what is configured to create this prompt.  Has anyone else
seen
> it?
> >
> >
> > This looks like something that Security-Enhanced Linux would
generate.
> > Unfortunately, I haven't been able to delve into THAT yet.
> >
> > Is your SE Linux configured to OFF/WARN or ENFORCE?  Like so:
> >
> > [root at greyhound ~]# less /etc/sysconfig/selinux
> > # This file controls the state of SELinux on the system.
> > # SELINUX= can take one of these three values:
> > #       enforcing - SELinux security policy is enforced.
> > #       permissive - SELinux prints warnings instead of enforcing.
> > #       disabled - SELinux is fully disabled.
> > SELINUX=enforcing
> > # SELINUXTYPE= type of policy in use. Possible values are:
> > #       targeted - Only targeted network daemons are protected.
> > #       strict - Full SELinux protection.
> > SELINUXTYPE=targeted
> >
> >
> >
> > Maybe someone else knows more?
> >
> >
> >
> >
> >
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