alert udp $EXTERNAL_NET any -> $HOME_NET 514 (msg:"ET DOS Cisco 514 UDP flood DoS"; content:"|25 25 25 25 25 58 58 25 25 25 25 25|"; reference:url,www.cisco.com/warp/public/707/IOS-cbac-dynacl-pub.shtml; classtype:attempted-dos; sid:2000010; rev:11; metadata:created_at 2010_07_30, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)