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BMC IP pingは可能ですが、SSHに接続できません-ホストキーをロードできません:形式が無効です

環境

BMCを使用するONTAPベースのすべてのプラットフォーム( 以下を除く)

  • AFF A400
  • FAS 8700
  • FAS 8300

問題

  • BMCはアクティブで動作しています。
  • クライアントからBMC IPにpingできます。
  • クライアントからBMCへのSSHが失敗し、「Connection refused」というエラーが表示されます。
  • ノードのコンソールに接続し、BMCに切り替えることができる。
  • ノードのコンソールに接続してBMCに切り替えたあとに表示されるエラーメッセージ:

network: Secure Port is enabled for [ssh] with 22
BMC localhost> Unable to load host key "/etc/ssh/ssh_host_rsa_key": invalid format
Unable to load host key "/etc/ssh/ssh_host_rsa_key": invalid format
Unable to load host key: /etc/ssh/ssh_host_rsa_key
Unable to load host key "/etc/ssh/ssh_host_dsa_key": invalid format
Unable to load host key "/etc/ssh/ssh_host_dsa_key": invalid format
Unable to load host key: /etc/ssh/ssh_host_dsa_key
Unable to load host key "/etc/ssh/ssh_host_ecdsa_256_key": invalid format
Unable to load host key "/etc/ssh/ssh_host_ecdsa_256_key": invalid format
Unable to load host key: /etc/ssh/ssh_host_ecdsa_256_key
Unable to load host key "/etc/ssh/ssh_host_ecdsa_384_key": invalid format
Unable to load host key "/etc/ssh/ssh_host_ecdsa_384_key": invalid format
Unable to load host key: /etc/ssh/ssh_host_ecdsa_384_key
Unable to load host key "/etc/ssh/ssh_host_ecdsa_521_key": invalid format
Unable to load host key "/etc/ssh/ssh_host_ecdsa_521_key": invalid format
Unable to load host key: /etc/ssh/ssh_host_ecdsa_521_key
sshd: no hostkeys available -- exiting.

 

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