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SSH login to mgmt interfaces fail with connection closed

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Category:
ontap-9
Specialty:
core
Last Updated:

Applies to

  • ONTAP 9
  • SSH
  • Cisco Duo 2FA

Issue

  • Login via SSH to node/cluster mgmt interfaces fails with "access denied" or "connection closed"
  • SSH connection and login are successful using SP/BMC
  • Access to system manager is also accessible
  • EMS:
[Cluster1: sshd: sshd.loginGraceTime.expired:error]: Timeout before password authentication for remote host <client.IP>
  • Message.log (messages.log.gz in ASUPs)
Fri Sep 13 2024 08:38:42 -05:00 [auth:info] 1 2024-09-13T08:38:42.790030-05:00 Cluster1 sshd 8051 - - duo_init function executed successfully.
Fri Sep 13 2024 08:38:42 -05:00 [auth:info] 1 2024-09-13T08:38:42.790055-05:00 Cluster1 sshd 8051 - - duo_set_timeout function executed successfully.
Fri Sep 13 2024 08:38:42 -05:00 [auth:info] 1 2024-09-13T08:38:42.790062-05:00 Cluster1 sshd 8051 - - Duo preauth for the user: admin started

 

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