Unexpected message type has arrived. Terminating the connection from xxx.xx.xx.xx

[unidadso]

Mar 13 10:23:00.103: %SSH-4-SSH2_UNEXPECTED_MSG: Unexpected message type has arrived. Terminating the connection from xxx.xx.xx.xx

[Mark Elsen · Accepted solution]

                                  - Check these threads :

   https://community.cisco.com/t5/switching/ssh-4-ssh2-unexpected-msg-unexpected-message-type-has-arrived/td-p/3045717

 https://community.cisco.com/t5/switching/ssh-4-ssh2-unexpected-msg-unexpected-message-type-has-arrived/td-p/3863135

 M.

[unidadso]

thanks but the message was that I was making an external connection from another computer

[Georg Pauwen]

Hello,

which device (e.g. ISR4331) are you trying to access ? Which IOS version are you running ? Could be related to the cypher algorithm you have configured. Post the running config of the device that generates this error...

[unidadso]

thanks the error was corrected the message was shown when entering by ssh from another computer