On Fri, Jan 24, 2014 at 9:38 PM, Kumar, Yogendra <Yogendra.Kumar at ncr.com> wrote: [...] > Connecting to b2bpsftp.dell.com... > Sun_SSH_1.1.4, SSH protocols 1.5/2.0, OpenSSL 0x0090704f This is not OpenSSH, it's a derivative modified work by Sun/Oracle. We can't help you with this. [...] > debug1: Remote protocol version 2.0, remote software version SecureLink SSH Server (Version 3.2.1.142) This is also not OpenSSH, and I've never even heard of it before. We can't help you with this either. I will say that since your failing case didn't even get the remote banner, I'd be looking for problems with your network. Can you reproduce the problem with the stock OpenSSH built from the code from openssh.com? -- Darren Tucker (dtucker at zip.com.au) GPG key 8FF4FA69 / D9A3 86E9 7EEE AF4B B2D4 37C9 C982 80C7 8FF4 FA69 Good judgement comes with experience. Unfortunately, the experience usually comes from bad judgement.