Most frequently used formats for access via e-mail:

Format 4: Numbers in 'To:'-box for text message / pager
Format 6: Numbers in 'To:'-box for fax messages

Special formats:

Format 1: Recipient in the subject box
Format 2: List of recipients in the text box
Format 5: Forwarding numbers in the To:-box or in the Cc:-box
Format 7: Numbers in the To:-box for voice messages
Format 9: Fax numbers in the subject box for fax messages
Format 11: Send push messages from your e-mail-client

Updated on: 05 / 11 / 2019