OT: Cygwin - ssh server not allowing port forward

Judd Pickell pickell at gmail.com
Fri Jan 7 07:42:23 MST 2011


Are you on the same network? If going over the internet not all
carriers allow ssh through. If testing on the internal network then
likely it is the Windows Firewall like JD said.

Sincerely,
Judd Pickell

On Thu, Jan 6, 2011 at 11:22 PM, Bryan O'Neal
<Bryan.ONeal at theonealandassociates.com> wrote:
> So I have a windows boxes (Hence why this is OT) using openSSH server
> via cygwin. But when I try and do port forwarding to this box I get a
> nasty error. Let me be specific
>
> I set up the forward fine
> ssh -f user at remote.host -p ssh_listning_port -L
> local_forward_port:remote.host:destination_port -N
>
> So that works fine, but when I go to actually use the tunnel I get
>
> channel 2: open failed: connect failed: Operation not permitted
>
> What up?  The server has AllowTcpForwarding yes
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