Policy Script 2: Scan External Mail for Viruses

# attr NAME=Mail from external hosts
else {
    pmx_add_header "X-PMX-Version" "%%PMX_VERSION%%";
    pmx_mark "Size" "%%MESSAGE_SIZE%%";
    # attr NAME=Clean mail containing viruses
    if pmx_virus {
        pmx_file "Virus";
        pmx_virus_clean "cantclean.tmpl";
        pmx_replace_header "Subject" "[PMX:VIRUS] %%SUBJECT%%";
        pmx_replace_header "X-PerlMx-Virus-Detected" "%%VIRUS_IDS%%";
    }

Description: