alert udp $EXTERNAL_NET any -> $HOME_NET 7001 (msg:"GPL POLICY AFS access"; content:"|00 00 03 E7 00 00 00 00 00 00 00|e|00 00 00 00 00 00 00 00 0D 05 00 00 00 00 00 00 00|"; fast_pattern:only; reference:nessus,10441; classtype:misc-activity; sid:2101504; rev:7; metadata:created_at 2010_09_23, confidence High, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)