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Plesk Mail Whitelist: /8 or /32

Discussion in 'Plesk 10.x for Linux Issues, Fixes, How-To' started by brentmd, Jan 26, 2012.

  1. brentmd

    brentmd Guest

    Plesk Users,

    We received an attack from (spam). We assume that the attack came from webmail. I have heard that /8 makes the server an open relay. Is this true? Should we be using /32? If we change it to /32 what would that effect?

    Why does Plesk by default use /8?