SSHCLIENT updates the SUMLOG using Major Type 38 (Secure Shell), and Minor Types: 11 (Outbound Connection Open), 12 (Outbound Connection Close), 13 (Outbound Channel Open), 14 (Outbound Channel Close) and 15 (Outbound Channel Request).
The detailed format and content of these log records are described in the System Log Programming Reference Manual.
Administrative control over SSHCLIENT non-diagnostic logging is done through the security center.