alert tcp $EXTERNAL_NET any -> $HOME_NET 139 (msg:"GPL NETBIOS RFParalyze Attempt"; flow:to_server,established; content:"BEAVIS"; content:"yep yep"; reference:bugtraq,1163; reference:cve,2000-0347; reference:nessus,10392; classtype:attempted-recon; sid:2101239; rev:10; metadata:created_at 2010_09_23, cve CVE_2000_0347, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)