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[Aaron Rosen <arosen@xxxxxxxxxx>]

I suspect that that host 10.5.5.6 has ssh configured for
PasswordAuthentication set to no and you don't have your public key of the
host you are on, in the authorized_key file of 10.5.5.6.

Aaron

On Fri, Mar 15, 2013 at 7:26 PM, Chathura M. Sarathchandra Magurawalage <
77.chathura@xxxxxxxxx> wrote:

> Hello,
>
> I can't ssh from Ubuntu cloud VM to other VM. I get following
>
> ubuntu@master:~$ ssh cirros@10.5.5.6 -v
> OpenSSH_5.9p1 Debian-5ubuntu1, OpenSSL 1.0.1 14 Mar 2012
> debug1: Reading configuration data /etc/ssh/ssh_config
> debug1: /etc/ssh/ssh_config line 19: Applying options for *
> debug1: Connecting to 10.5.5.6 [10.5.5.6] port 22.
> debug1: Connection established.
> debug1: identity file /home/ubuntu/.ssh/id_rsa type -1
> debug1: identity file /home/ubuntu/.ssh/id_rsa-cert type -1
> debug1: identity file /home/ubuntu/.ssh/id_dsa type -1
> debug1: identity file /home/ubuntu/.ssh/id_dsa-cert type -1
> debug1: identity file /home/ubuntu/.ssh/id_ecdsa type -1
> debug1: identity file /home/ubuntu/.ssh/id_ecdsa-cert type -1
> debug1: Remote protocol version 2.0, remote software version OpenSSH_5.9p1
> Debian-5ubuntu1
> debug1: match: OpenSSH_5.9p1 Debian-5ubuntu1 pat OpenSSH*
> debug1: Enabling compatibility mode for protocol 2.0
> debug1: Local version string SSH-2.0-OpenSSH_5.9p1 Debian-5ubuntu1
> debug1: SSH2_MSG_KEXINIT sent
> debug1: SSH2_MSG_KEXINIT received
> debug1: kex: server->client aes128-ctr hmac-md5 none
> debug1: kex: client->server aes128-ctr hmac-md5 none
> debug1: sending SSH2_MSG_KEX_ECDH_INIT
> debug1: expecting SSH2_MSG_KEX_ECDH_REPLY
> debug1: Server host key: ECDSA
> 7b:8f:6a:ee:ba:e5:0a:c5:04:01:ca:bd:e5:38:69:55
> debug1: Host '10.5.5.6' is known and matches the ECDSA host key.
> debug1: Found key in /home/ubuntu/.ssh/known_hosts:4
> debug1: ssh_ecdsa_verify: signature correct
> debug1: SSH2_MSG_NEWKEYS sent
> debug1: expecting SSH2_MSG_NEWKEYS
> debug1: SSH2_MSG_NEWKEYS received
> debug1: Roaming not allowed by server
> debug1: SSH2_MSG_SERVICE_REQUEST sent
> debug1: SSH2_MSG_SERVICE_ACCEPT received
> debug1: Authentications that can continue: publickey
> debug1: Next authentication method: publickey
> debug1: Trying private key: /home/ubuntu/.ssh/id_rsa
> debug1: Trying private key: /home/ubuntu/.ssh/id_dsa
> debug1: Trying private key: /home/ubuntu/.ssh/id_ecdsa
> debug1: No more authentication methods to try.
> Permission denied (publickey).
>
> But I can ssh from to my Cirros VMs. Also I can ssh from Ubuntu VM to
> Cirros VM.
>
> Any Idea?
>
> Thanks.
>
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