Services Not Resolving?
Robert Bushman
plug-discuss@lists.plug.phoenix.az.us
Thu, 17 Oct 2002 06:31:01 -0700 (MST)
I have managed to kill service name resolution on
another machine now by installing Sourceforge.
I think I have it but do not have time to verify
right now. One of the LDAP steps asks you to
cp /usr/share/doc/libnss-ldap/examples/nsswitch.ldap /etc/nsswitch.conf
Among the differences between the original and
the examples version:
bob@twin:/etc$ grep ^services nsswitch.conf nsswitch.conf.pre-ldap
nsswitch.conf:services: ldap [NOTFOUND=return] files
nsswitch.conf.pre-ldap:services: db files
On Wed, 16 Oct 2002, Robert Bushman wrote:
> Interesting - nmap is resolving ports successfully.
>
> twin:/var/log# nmap magilla
>
> Starting nmap V. 2.54BETA31 ( www.insecure.org/nmap/ )
> Interesting ports on (36.24.36.24):
> (The 1543 ports scanned but not shown below are in state: closed)
> Port State Service
> 9/tcp open discard
> 13/tcp open daytime
> 22/tcp open ssh
> 25/tcp open smtp
> 37/tcp open time
> 53/tcp open domain
> 80/tcp open http
> 113/tcp open auth
> 389/tcp open ldap
> 515/tcp open printer
> 2401/tcp open cvspserver
>
>
> Nmap run completed -- 1 IP address (1 host up) scanned in 0 seconds
>
>
> On Wed, 16 Oct 2002, Robert Bushman wrote:
>
> > On Tue, 15 Oct 2002, der.hans wrote:
> >
> > > It's readable for everyone?
> >
> > Yes
> >
> > > Is there an environmental variable that might affect it?
> >
> > <shrug>
> >
> > Shouldn't be - I think those calls are system
> > level stuff. There's nothing peculiar in or
> > not in my env.
> >
> > Subject: Cron <mail@twin> if [ -x /usr/sbin/exim -a -f
> > /etc/exim/exim.conf ]; then /usr/sbin/exim -q ; fi
> > X-Cron-Env: <SHELL=/bin/sh>
> > X-Cron-Env: <HOME=/var/mail>
> > X-Cron-Env: <PATH=/usr/bin:/bin>
> > X-Cron-Env: <LOGNAME=mail>
> > Date: Tue, 15 Oct 2002 20:23:01 -0700
> >
> > 2002-10-15 20:23:01 181R1q-0001Kw-00 TCP service "smtp" not found
> >
> > > I presume UNIX sockets are working or you wouldn't be able to get on the air
> > > at all.
> >
> > yup
> >
> > > Is your networking hosed?
> >
> > Just outgoing email
> >
> > > Didja lose localhost?
> >
> > Hmmm, interesting:
> >
> > twin:/var/log# ping localhost
> > ping: unknown protocol icmp.
> > twin:/var/log# ping cisco.com
> > ping: unknown protocol icmp.
> > twin:/var/log# host localhost
> > localhost has address 127.0.0.1
> > twin:/var/log# host cisco.com
> > cisco.com has address 198.133.219.25
> > twin:/var/log# ifconfig lo
> > lo Link encap:Local Loopback
> > inet addr:127.0.0.1 Mask:255.0.0.0
> > UP LOOPBACK RUNNING MTU:16436 Metric:1
> > RX packets:14478 errors:0 dropped:0 overruns:0 frame:0
> > TX packets:14478 errors:0 dropped:0 overruns:0 carrier:0
> > collisions:0 txqueuelen:0
> > RX bytes:1233385 (1.1 MiB) TX bytes:1233385 (1.1 MiB)
> >
> >
> > > Do you have a firewall blocking access? /etc/hosts.{allow,deny}?
> >
> > Both empty
> >
> >
> >
> > > ciao,
> > >
> > > der.hans
> > > --
> > > # https://www.LuftHans.com/ http://www.TOLISGroup.com/
> > > # A t-shirt a day keeps the noose (tie) away. - der.hans
> > >
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>
> ----------------------------------------------------------------------
> "Any data that's public, and that Google can see, is hardly worth
> storing and organizing. We simply search for what we need, when we
> need it: just-in-time information management." - Jon Udell
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----------------------------------------------------------------------
"Any data that's public, and that Google can see, is hardly worth
storing and organizing. We simply search for what we need, when we
need it: just-in-time information management." - Jon Udell
----------------------------------------------------------------------