Re: R: Re: rsh fails: [WAS] pvm connection problems

2005-11-30 Thread vittorio
Alle 15:19, mercoledì 30 novembre 2005, Matthew D. Fuller ha scritto:
> On Wed, Nov 30, 2005 at 04:01:06PM +0100 I heard the voice of
>
> Vittorio, and lo! it spake thus:
> > 6) I reciprocate the same  configuring steps on the other
> > machine uffbsd.
> >
> > Well in the end:
> > # rsh uffbsd
> > uffbsd.myd.prv:
> > Connection refused
>
> rsh with no arguments uses rlogind, not the rshd.

Thanks to the suggestions in this mailing-list, after enabling rlogind in 
inetd.conf and restarting the service now rsh works!

$ rsh uffbsd
Password:
Last login: Wed Nov 30 16:02:31 on ttyp0
Copyright (c) 1992-2005 The FreeBSD Project.
Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
The Regents of the University of California. All rights reserved.

FreeBSD 5.4-RELEASE (SERVER3) #0: Mon Nov  7 18:07:20 CET 2005

Welcome in FreeBSD!

uffbsd victor# exit

rlogin: connection closed

BUT..
 pvm goes on complaining as at the very beginning of this thread that:

victor$ pvm

pvm> add NbBSD
add NbBSD
0 successful
HOST DTID
   NbBSD Duplicate host
pvm> add uffbsd
add uffbsd
0 successful
HOST DTID
  uffbsd Can't start pvmd

Auto-Diagnosing Failed Hosts...
uffbsd...
Verifying Local Path to "rsh"...
Rsh found in /usr/bin/rsh - O.K.
Testing Rsh/Rhosts Access to Host "uffbsd"...

Rsh/Rhosts Access FAILED - "rshd: Login incorrect."
Make sure host uffbsd is up and connected to
a network and check its DNS / IP address.
Also verify that NbBSD.myd.prv is allowed
rsh access on uffbsd
Add this line to the $HOME/.rhosts on uffbsd:
NbBSD.myd.prv victor
...
.


Now user victor on the uffbsd box had been defined via adduser as a normal 
user with password.Thinking the the problem was the password, I deleted it 
and recreated this user as passwordless but rsh fails asking for a password
all the same and pvm fails with identical diagnostic. 

Please help again

Vittorio
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Re: R: Re: rsh fails: [WAS] pvm connection problems

2005-11-30 Thread Matthew D. Fuller
On Wed, Nov 30, 2005 at 04:01:06PM +0100 I heard the voice of
Vittorio, and lo! it spake thus:
> 
> 6) I reciprocate the same  configuring steps on the other 
> machine uffbsd.
> 
> Well in the end:
> # rsh uffbsd
> uffbsd.myd.prv: 
> Connection refused

rsh with no arguments uses rlogind, not the rshd.


-- 
Matthew Fuller (MF4839)   |  [EMAIL PROTECTED]
Systems/Network Administrator |  http://www.over-yonder.net/~fullermd/
   On the Internet, nobody can hear you scream.
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R: Re: rsh fails: [WAS] pvm connection problems

2005-11-30 Thread Vittorio


>Messaggio originale
>Da: [EMAIL PROTECTED]
>Data: 30-nov-2005 
2.15 PM
>A: 
>Cc: "Vittorio De Martino"
<[EMAIL PROTECTED]>, 
>Ogg: Re: rsh 
fails: [WAS] pvm connection problems
>
>On Wednesday 30 November 2005 
08:30 am, Vittorio De Martino wrote:
>> Context: 2 pentium 4 boxes; 
freebsd 5.4 & 6.0
>>
>> I detected that remote login via "rsh" doesn't 
work in my boxes:
>> e.g.
>> # rsh uffbsd
>> uffbsd.myd.prv: Connection 
refused
>>
>> even though I've defined the trusted hosts on each box 
both in
>> $HOME/.rhosts and in /etc/hosts.equiv.
>> I've also 
uncommented the shell lines in /etc/inetd.conf to no avail.
>>
>> What 
should I do to enable the (mistrusted) rsh connection?
>>
>> Vittorio
>
>Do you have inetd enabled (inetd_enable="YES" in /etc/rc.conf) and is 
it 
>running?
>

Actually no, but...

>From the standpoint of my first 
box, NbBSD (freebsd 6.0) I did the following steps

1) added 
inetd_enable="YES" at the end of /etc/rc.conf 
2) modified /etc/inetd.
conf uncommenting the line
shell   stream  tcp nowait  root
/usr/libexec/rshd   rshd
(I don't know if it helps, anyway!)
3) 
/etc/rc.d/inetd start
4) I've checked the presence of inetd via top. It 
existed!!
5) Under user victor there's a .rhosts file containing:
uffbsd.myd.prv  victor

(user victor exists on the box uffbsd and 
uffbsd.myd.prv is also present in the box NbBSD in /etc/hosts: I can 
ping it!)

6) I reciprocate the same  configuring steps on the other 
machine uffbsd.

Well in the end:
# rsh uffbsd
uffbsd.myd.prv: 
Connection refused

Please help
Vittorio
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Re: rsh fails: [WAS] pvm connection problems

2005-11-30 Thread John Baldwin
On Wednesday 30 November 2005 08:30 am, Vittorio De Martino wrote:
> Context: 2 pentium 4 boxes; freebsd 5.4 & 6.0
>
> I detected that remote login via "rsh" doesn't work in my boxes:
> e.g.
> # rsh uffbsd
> uffbsd.myd.prv: Connection refused
>
> even though I've defined the trusted hosts on each box both in
> $HOME/.rhosts and in /etc/hosts.equiv.
> I've also uncommented the shell lines in /etc/inetd.conf to no avail.
>
> What should I do to enable the (mistrusted) rsh connection?
>
> Vittorio

Do you have inetd enabled (inetd_enable="YES" in /etc/rc.conf) and is it 
running?

-- 
John Baldwin <[EMAIL PROTECTED]>  <><  http://www.FreeBSD.org/~jhb/
"Power Users Use the Power to Serve"  =  http://www.FreeBSD.org
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rsh fails: [WAS] pvm connection problems

2005-11-30 Thread Vittorio De Martino
Context: 2 pentium 4 boxes; freebsd 5.4 & 6.0

I detected that remote login via "rsh" doesn't work in my boxes:
e.g.
# rsh uffbsd
uffbsd.myd.prv: Connection refused

even though I've defined the trusted hosts on each box both in $HOME/.rhosts 
and in /etc/hosts.equiv. 
I've also uncommented the shell lines in /etc/inetd.conf to no avail.

What should I do to enable the (mistrusted) rsh connection?

Vittorio

Alle 08:07, mercoledì 30 novembre 2005, Vittorio ha scritto:
> At office I'm trying to solve a heavy statistical problem by means of
> parallel computation with R and pvm.
> The problem is with setting up the
> cluster of computers which - to begin with - is made of two pentium 4
> with freebsd 5.4 (host uffbsd) and 6.0 (host NbBSD).
>
> They see each
> other. From NbBSD:
>
> # ping uffbsd
> PING uffbsd.myd.prv
> (10.155.194.115): 56 data bytes
> 64 bytes from 10.155.194.115:
> icmp_seq=0 ttl=64 time=0.221 ms
> 64 bytes from 10.155.194.115:
> icmp_seq=1 ttl=64 time=0.193 ms
>
> But trying to setup the virtual
> machine
>
> pvm> add NbBSD
> add NbBSD
> 0 successful
>
> HOST DTID
>NbBSD Duplicate host
> pvm> conf
> conf
> 1
> host, 1 data format
> HOST DTID ARCH
> SPEED   DSIG
>   NbBSD.myd.prv4  FREEBSD1000
> 0x00408841
> pvm> add uffbsd
> add uffbsd
> 0 successful
>
> HOST DTID
>   uffbsd Can't start pvmd
>
> Auto-
> Diagnosing Failed Hosts...
> uffbsd...
> Verifying Local Path to "rsh"...
> Rsh found in /usr/bin/rsh - O.K.
> Testing Rsh/Rhosts Access to Host
> "uffbsd"...
>
> Rsh/Rhosts Access FAILED - "uffbsd.myd.prv: Connection
> refused"
> Make sure host uffbsd is up and connected to
> a network and
> check its DNS / IP address.
> Also verify that NbBSD.myd.prv is allowed
> rsh access on uffbsd
> Add this line to the $HOME/.rhosts on uffbsd:
> NbBSD.myd.prv victor
> ...
>
> Of
> course, in /home/victor/.rhost on uffbsd there's the required line.
> The
> same reciprocal situation happens from host uffbsd.
>
> Perhaps I'm
> missing something.
> Could you please help me?
> Vittorio
>
>
>
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