ssh_exchange_identification: Connection closed by remote host – Linux

Posted: July 13, 2018 in System Config, Troubleshooting, ssh_exchange_identification: Connection closed by remote host

[root@test]# ssh 10.10.10.11
ssh_exchange_identification: Connection closed by remote host
Reason for this issue
  •    SSH connection is very slow b/w two clients so not able to exchange the ssh keys #time ssh user@ IP — >figure out why slow
  •    /etc/hosts.deny file may be ssh is added – – > remove the entry
  •    SSH key got corrupted – – > remove the key and exchange new one

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