Re: Upgraded 5.1 - 5.2, now VNC over SSH fails w/ TCP_NODELAY

2004-01-29 Thread Scott I. Remick
On Tue, 20 Jan 2004 11:42:28 -0500, Scott I. Remick wrote:

 Well crap, everything was going so well. I upgraded from 5.1 to 5.2 using
 cvsup, recompiled (nearly) all my ports (some KDE stuff is still
 complaining, but that shouldn't be relevant here). I have openssh installed
 via ports:
 
 su-2.05b# pkg_info | grep ssh
 openssh-3.6.1_5 OpenBSD's secure shell client and server (remote login
 prog
 
 And my /etc/rc.conf contains:
 
 sshd_enable=YES
 sshd_program=/usr/local/sbin/sshd
 
 Under 5.1, I'd SSH in (via PuTTY), then use port-forwarding to forward
 localhost:7001 to remote:5901. I could then run VNC, connect to
 localhost:7001, and tunnel my VNC session over SSH.
 
 Since upgrading to 5.2 (nothing else has changed), while I can still SSH
 in, attempting to tunnel VNC fails and I get the following error in my
 PuTTY log:
 
 2004-01-20 11:34:21   Opening forwarded connection to localhost:5901
 2004-01-20 11:34:22   Forwarded connection refused by server
 
 On the FreeBSD box, I see:
 
 Jan 20 11:33:57 scott sshd[78580]: error: getsockopt TCP_NODELAY:
 Connection reset by peer
 
 This is using the same configs, profiles, etc. Nothing has changed except
 the upgrade of the FreeBSD box from 5.1 to 5.2. Any thoughts?

Sorry to reply to my own post, but I'm still stuck and had more info to
offer. I've also tried adding the following line to my rc.conf:

sshd_flags=-f /usr/local/etc/ssh/sshd_config

And in that sshd_config file, I added the following lines:

GatewayPorts yes

Although I'm not sure this applies. It's definitely using that config:

su-2.05b# ps -ax | grep sshd
  426  ??  Is 0:00.07 /usr/local/sbin/sshd -f
/usr/local/etc/ssh/sshd_config
 1807  ??  Is 0:00.03 sshd: scott [priv] (sshd)
 1809  ??  R  0:00.07 sshd: [EMAIL PROTECTED] (sshd)

vncserver is definitely running:

su-2.05b# ps -ax | grep vnc
 1798  p0- S  0:00.23 Xvnc :1 -desktop X -httpd
/usr/X11R6/share/tightvnc/classes -auth /home/scott

Also:

su-2.05b# strobe -b 5900 -e 6000 localhost
strobe 1.05 (c) 1995-1999 Julian Assange [EMAIL PROTECTED].
localhost  5901 unassigned   unknown
- RFB 003.003\n

I've also confirmed that I can VNC in using another PC on the local
network. 

But none of this has helped and I still get the error when I try to tunnel
VNC over ssh. 

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Upgraded 5.1 - 5.2, now VNC over SSH fails w/ TCP_NODELAY

2004-01-20 Thread Scott I. Remick
Well crap, everything was going so well. I upgraded from 5.1 to 5.2 using
cvsup, recompiled (nearly) all my ports (some KDE stuff is still
complaining, but that shouldn't be relevant here). I have openssh installed
via ports:

su-2.05b# pkg_info | grep ssh
openssh-3.6.1_5 OpenBSD's secure shell client and server (remote login
prog

And my /etc/rc.conf contains:

sshd_enable=YES
sshd_program=/usr/local/sbin/sshd

Under 5.1, I'd SSH in (via PuTTY), then use port-forwarding to forward
localhost:7001 to remote:5901. I could then run VNC, connect to
localhost:7001, and tunnel my VNC session over SSH.

Since upgrading to 5.2 (nothing else has changed), while I can still SSH
in, attempting to tunnel VNC fails and I get the following error in my
PuTTY log:

2004-01-20 11:34:21 Opening forwarded connection to localhost:5901
2004-01-20 11:34:22 Forwarded connection refused by server

On the FreeBSD box, I see:

Jan 20 11:33:57 scott sshd[78580]: error: getsockopt TCP_NODELAY:
Connection reset by peer

This is using the same configs, profiles, etc. Nothing has changed except
the upgrade of the FreeBSD box from 5.1 to 5.2. Any thoughts?

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