Mailing servers of ISP Burnpur, are required to send and accept emails and in the process server accepts spam mails. This problem of spamming can be reduced by applying some spam filters in mailing servers. But the spam filters can be applied only after knowing the spam sources. However, it is also not possible to know the entire spam sources in advance. Solution of the problem is sought so that spams can be blocked or filtered before arriving to user’s mailboxes.
Sample data required: No