alert tcp $EXTERNAL_NET any -> $HOME_NET 162 (msg:"GPL SNMP trap tcp"; flow:stateless; reference:bugtraq,4088; reference:bugtraq,4089; reference:bugtraq,4132; reference:cve,2002-0012; reference:cve,2002-0013; classtype:attempted-recon; sid:2101420; rev:12; metadata:created_at 2010_09_23, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)