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[jean-christophe manciot <manciot.jeanchristophe@xxxxxxxxx>]

Public bug reported:

Client: Ubuntu Server 15.04 with openssh-client 6.7p1
Server: Ubuntu cloud server 15.04 with openssh-server 6.7p1

Connection trace:
root@msi-ge60-ubuntu:/media/actionmystique/SAMSUNG-Ext4/KVM-Qemu/VMs# ssh -v -p 22 -i ./KVM-Ubuntu-Server-15.04-ubuntu-id_rsa ubuntu@172.16.100.245
OpenSSH_6.7p1 Ubuntu-5ubuntu1.3, OpenSSL 1.0.1f 6 Jan 2014
debug1: Reading configuration data /etc/ssh/ssh_config
debug1: /etc/ssh/ssh_config line 19: Applying options for *
debug1: Connecting to 172.16.100.245 [172.16.100.245] port 22.
debug1: Connection established.
debug1: key_load_private_type: No such file or directory
debug1: key_load_private_cert: No such file or directory
debug1: key_load_private_cert: No such file or directory
debug1: key_load_private_cert: No such file or directory
debug1: key_load_private_cert: No such file or directory
debug1: key_load_private_type: No such file or directory
debug1: permanently_set_uid: 0/0
debug1: identity file ./KVM-Ubuntu-Server-15.04-ubuntu-id_rsa type 1
debug1: key_load_public: No such file or directory
debug1: identity file ./KVM-Ubuntu-Server-15.04-ubuntu-id_rsa-cert type -1
debug1: identity file /root/.ssh/id_rsa type 1
debug1: key_load_public: No such file or directory
debug1: identity file /root/.ssh/id_rsa-cert type -1
debug1: Enabling compatibility mode for protocol 2.0
debug1: Local version string SSH-2.0-OpenSSH_6.7p1 Ubuntu-5ubuntu1.3
debug1: Remote protocol version 2.0, remote software version OpenSSH_6.7p1 Ubuntu-5ubuntu1.3
debug1: match: OpenSSH_6.7p1 Ubuntu-5ubuntu1.3 pat OpenSSH* compat 0x04000000
debug1: SSH2_MSG_KEXINIT sent
debug1: SSH2_MSG_KEXINIT received
debug1: kex: server->client aes128-ctr hmac-sha1 none
debug1: kex: client->server aes128-ctr hmac-sha1 none
Unable to negotiate a key exchange method

Am I missing something?

** Affects: openssh (Ubuntu)
     Importance: Undecided
         Status: New

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https://bugs.launchpad.net/bugs/1497263

Title:
  Unable to negotiate a key exchange method

Status in openssh package in Ubuntu:
  New

Bug description:
  Client: Ubuntu Server 15.04 with openssh-client 6.7p1
  Server: Ubuntu cloud server 15.04 with openssh-server 6.7p1

  Connection trace:
  root@msi-ge60-ubuntu:/media/actionmystique/SAMSUNG-Ext4/KVM-Qemu/VMs# ssh -v -p 22 -i ./KVM-Ubuntu-Server-15.04-ubuntu-id_rsa ubuntu@172.16.100.245
  OpenSSH_6.7p1 Ubuntu-5ubuntu1.3, OpenSSL 1.0.1f 6 Jan 2014
  debug1: Reading configuration data /etc/ssh/ssh_config
  debug1: /etc/ssh/ssh_config line 19: Applying options for *
  debug1: Connecting to 172.16.100.245 [172.16.100.245] port 22.
  debug1: Connection established.
  debug1: key_load_private_type: No such file or directory
  debug1: key_load_private_cert: No such file or directory
  debug1: key_load_private_cert: No such file or directory
  debug1: key_load_private_cert: No such file or directory
  debug1: key_load_private_cert: No such file or directory
  debug1: key_load_private_type: No such file or directory
  debug1: permanently_set_uid: 0/0
  debug1: identity file ./KVM-Ubuntu-Server-15.04-ubuntu-id_rsa type 1
  debug1: key_load_public: No such file or directory
  debug1: identity file ./KVM-Ubuntu-Server-15.04-ubuntu-id_rsa-cert type -1
  debug1: identity file /root/.ssh/id_rsa type 1
  debug1: key_load_public: No such file or directory
  debug1: identity file /root/.ssh/id_rsa-cert type -1
  debug1: Enabling compatibility mode for protocol 2.0
  debug1: Local version string SSH-2.0-OpenSSH_6.7p1 Ubuntu-5ubuntu1.3
  debug1: Remote protocol version 2.0, remote software version OpenSSH_6.7p1 Ubuntu-5ubuntu1.3
  debug1: match: OpenSSH_6.7p1 Ubuntu-5ubuntu1.3 pat OpenSSH* compat 0x04000000
  debug1: SSH2_MSG_KEXINIT sent
  debug1: SSH2_MSG_KEXINIT received
  debug1: kex: server->client aes128-ctr hmac-sha1 none
  debug1: kex: client->server aes128-ctr hmac-sha1 none
  Unable to negotiate a key exchange method

  Am I missing something?

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