Change to default download acknowledgement   The default value for the -nba option is now -nba+, which makes non-blocking download acknowledgement the default. If you use download blocking download acknowledgement in an existing deployment, you must either:

• Use the -nba- option.
• Look at your synchronization scripts to use the nonblocking_download_ack and/or publication_nonblocking_download_ack scripts (recommended).

certificate and certificate_password protocol options renamed   The TLS and HTTPS certificate and certificate_password protocol options have been renamed to identity and identity_password, respectively. See -x mlsrv12 option.