MAIL SERVER BEING ARRANGED TO APPEND AN IDENTIFIER TO A RECEIVED MAIL

摘要

The present invention relates to a method, a system and a mail server for sending of an electronic mail. Said method comprises the steps of contacting a service provider (12) of the electronic mail services and subsequently starting a client program in order to communicate with the mail service (13). The user (4) drafts a message, determines a destination of the message and sends the message to the destination. The message is received at the mail service server, which forms necessary fields into the message, asks an A-number information corresponding the IP address from an exchange (1), provides the A-number information with the mail server information and forwards the message to the destination.