Applies to ONTAP 9 AFF-A220 Issue Unable to access BMC of node-01 after MB replacement. The connection was refused through the client, and received the following error message: $ ssh 10.XXX.Y.ZZ -l ac...Applies to ONTAP 9 AFF-A220 Issue Unable to access BMC of node-01 after MB replacement. The connection was refused through the client, and received the following error message: $ ssh 10.XXX.Y.ZZ -l acnadminssh 10.XXX.Y.ZZ -l acnadmin ssh: connect to host 10.XXX.Y.ZZ port 22: Connection refused BMC of node-01 is accessible through serial console.