Uncategories 134. Mikrotik How to Autodetect Spammer user and tem Block the SMTP output

134. Mikrotik How to Autodetect Spammer user and tem Block the SMTP output

11:27 AM


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Script:

/ip firewall filter

 add chain=forward protocol=tcp dst-port=25 src-address-list=spammer action=drop comment="BLOCK SPAMMERS OR INFECTED USERS"

 add chain=forward protocol=tcp dst-port=25 connection-limit=30,32 limit=50,5:bit action=add-src-to-address-list address-list=spammer address-list-timeout=1d comment="Detect and add-list SMTP virus or spammers"

Ref: https://wiki.mikrotik.com/wiki/How_to_autodetect_infected_or_spammer_users_and_temporary_block_the_SMTP_output
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