Unable login to ESXi or vCenter Server Appliance by SSH because fails with this error:
“Couldn’t agree a key exchange algorithm (available: ecdh-sha2-nistp256,ecdh-sha2-nistp384,ecdh-sha2-nistp521, diffie-hellman-group16-sha512,diffie-hellman-group18-sha512”
To resolve this issue, upgrade PuTTy to a version to 0.65 or later from http://www.putty.org/.
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