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SLX SSH-Key changes after upgrading to SLX OS to 20.1.1

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TitleSLX SSH-Key changes after upgrading to SLX OS to 20.1.1
Symptoms
# Before Upgrade:
SLX-OS 18r.2.00b
known_hosts:
cr01slx1 ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBLIWlMn5H84DAJcNKha6dplyp+rvz+6AGY6H+35pMB9Ng261eY3uCVY+aWomMHSqcx/qu8wF8ea8kD2m5v+r2ZM=
213.144.128.230 ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBLIWlMn5H84DAJcNKha6dplyp+rvz+6AGY6H+35pMB9Ng261eY3uCVY+aWomMHSqcx/qu8wF8ea8kD2m5v+r2ZM=


# After Upgrade:
SLX-OS 20.1.1
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
@ WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED! @
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
IT IS POSSIBLE THAT SOMEONE IS DOING SOMETHING NASTY!
Environment
  • SLX 9640
     
  • SLX-OS 18r.2.00b
Cause
The SSH public key will not be retained upon upgrade to SLX OS 20.1.1 from lower releases.
Resolution
The user has to import the public key via certutil import command again after upgradation.
Additional notes

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