6.5 Message Transfer Protocol and File Naming Convention
The transfer of messages defined in accordance with this standard should be effected using SFTP.
All messages defined in accordance with this standard shall be named in accordance with the following syntax:
The Party Name or DDEX Party ID (DPID) of the Message Recipient.
The Message Recipient may be omitted if the
The Party Name or DPID of the Message Sender.
This information shall be the same as the information conveyed in the appropriate Record. DDEX Party IDs do not contain special characters.
The reporting Period covered by the message in accordance with ISO 8601. The only allowed syntaxes are:
The date and time on which the message was created. The only allowed format is the full basic ISO 8601 format without a time zone designator:
The file extension, to be “
The following constraints apply:
None of the file name elements may contain an underscore character;
None of the file name elements may contain a space character;
When a file name element is to be omitted, the two underscore characters to the left and right follow each other immediately; and
Other file naming conventions may be agreed on a bilateral basis (specifically for testing).