Re: X11 tunnel over ssh and then rsh

2008-08-22 Thread Roberto Nunnari
Hello Nikos. Thank you for your reply. See my comments below. Nikos Vassiliadis wrote: On Thursday 21 August 2008 09:54:29 Roberto Nunnari wrote: Anybody on this, please? Roberto Nunnari wrote: Hello list. I have this scenario 1) host A with X server 2) host B with ssh server but without

Re: X11 tunnel over ssh and then rsh

2008-08-22 Thread Roberto Nunnari
Roberto Nunnari wrote: Hello Nikos. Thank you for your reply. See my comments below. Nikos Vassiliadis wrote: On Thursday 21 August 2008 09:54:29 Roberto Nunnari wrote: Anybody on this, please? Roberto Nunnari wrote: Hello list. I have this scenario 1) host A with X server 2) host B

Re: X11 tunnel over ssh and then rsh

2008-08-22 Thread Nikos Vassiliadis
On Friday 22 August 2008 12:58:24 Roberto Nunnari wrote: Humm.. it's a pity that ssh -Y or -X will only listen on the loopback interface, but for sure there are good reasons it is done that way. I guess -X achieves a particular goal, that is being able to login to a remote box, run X11 apps

Re: X11 tunnel over ssh and then rsh

2008-08-22 Thread Nikos Vassiliadis
On Friday 22 August 2008 13:10:29 Roberto Nunnari wrote: Automatically? No. You can however use ssh to create generic TCP tunnels, using -R and -L. But this is much more complicated than remembering a DISPLAY variable. Wait! I found a possible workaround.. it seams that setting

Re: X11 tunnel over ssh and then rsh

2008-08-22 Thread Oliver Fromme
Roberto Nunnari wrote: Wait! I found a possible workaround.. it seams that setting X11UseLocalhost = no on sshd_config tell sshd to bind the X11 forwarding server to the wildcard address.. You will still have to forward the X11 authentication to the client machine with xauth(1) or

Re: X11 tunnel over ssh and then rsh

2008-08-21 Thread Roberto Nunnari
Anybody on this, please? Roberto Nunnari wrote: Hello list. I have this scenario 1) host A with X server 2) host B with ssh server but without X server 3) host C with rsh server and X client programs but without X server (on host C there's also an ssh server, but in our case, users have to

Re: X11 tunnel over ssh and then rsh

2008-08-21 Thread Oliver Fromme
Roberto Nunnari wrote: 1) host A with X server 2) host B with ssh server but without X server 3) host C with rsh server and X client programs but without X server (on host C there's also an ssh server, but in our case, users have to use rsh) now, I need to connect from host A to

Re: X11 tunnel over ssh and then rsh

2008-08-21 Thread Nikos Vassiliadis
On Thursday 21 August 2008 09:54:29 Roberto Nunnari wrote: Anybody on this, please? Roberto Nunnari wrote: Hello list. I have this scenario 1) host A with X server 2) host B with ssh server but without X server 3) host C with rsh server and X client programs but without X server

Re: X11 tunnel over ssh and then rsh

2008-08-21 Thread Roberto Nunnari
Hi Oliver. The reason for using rsh instead of ssh is that it's a computing cluster. Host B is the master node and access point to the cluster, and host C is any one of the computing nodes. The cluster resources are managed by the Sun Grid Engine (SGE) and so users obtain the computing resources

X11 tunnel over ssh and then rsh

2008-08-19 Thread Roberto Nunnari
Hello list. I have this scenario 1) host A with X server 2) host B with ssh server but without X server 3) host C with rsh server and X client programs but without X server (on host C there's also an ssh server, but in our case, users have to use rsh) now, I need to connect from host A to host