usage: dcsysls {-s[sys|trn]|-u [user server name]}

This message indicates the dcsysls specification format. It is displayed when any one of the following is satisfied:

• -h (help message display) is specified for the command option.
• The specified command option or argument is invalid.

S: Stops command processing if the usage of the command is invalid.

O: If the usage of the command is incorrect, determine the correct usage, then re-execute the command.