alert udp $EXTERNAL_NET any -> $HOME_NET any (msg:"ET CURRENT_EVENTS Tenda Router Backdoor 2"; content:"rlink_mfg|00|"; depth:10; reference:url,www.devttys0.com/2013/10/from-china-with-love/; classtype:attempted-admin; sid:2017624; rev:3; metadata:created_at 2013_10_21, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)