OpenSSH Always Hangs When Connecting to Remote

Darren Tucker dtucker at
Sun Sep 20 17:25:13 AEST 2015

On Sep 20, 2015 2:08 AM, "Carlo Abelli" <carlo.abelli at> wrote:
> debug1: SSH2_MSG_KEXINIT sent

I suspect a path mtu problem.  The key exchange packet is one of the first
large ones in an SSH connection so it tends to show up such problems.


> I believe this is an OpenSSH issue as dropbear works fine:

Dropbear supports a much smaller number of key exchange methods (exactly
one in older versions) so its packets are much smaller than openssh's.

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