Command Not Implemented
The command has been accepted but is superfluous at this site and has not been implemented.
202
202
Accepted
The request has been accepted for processing, but processing has not been completed and may not be acted upon.
Accepted
The request has been accepted for processing, but the processing has not been completed. Used primarily by REFER and SUBSCRIBE to indicate the request was received and will be acted upon asynchronously.
References
CHDIR
Failed to change to the WorkingDirectory= specified in the unit file.