If you want to change it to like port 23:
1. edit /etc/sshd_config and set the port to 23
2. stop/start/restart sshd
Code:
/etc/init.d/ssh restart
3. su - zimbra
4. change zimbra's ssh port to 23
Code:
zmprov ms server.domain.com zimbraRemoteManagementPort 23
5. generate new ssh keys
Code:
cd /opt/zimbra/bin/
./zmsshkeygen
6. deploy the keys
all done, to test this, you can run the following command
-should not prompt you for a password
If you continue to get errors please see this doc
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