SolarWinds Log Analyzer - SolarWinds Log Analyzer tool provides comprehensive log management and analysis with out-of-the-box visibility into performance and availability. Free trial!
Zabbix - Track, record, alert and visualize performance and availability of IT resources
McAfee Enterprise - McAfee delivers industry leading Internet and Cyber security solutions for Business and Enterprise.
Abusix - Abusix is a network security company that offers email threat protection and network abuse handling solutions to ISPs, Telcos, and Cloud/Hosting Providers to stop the rapidly growing problem of email-borne threats and other kinds of network abuse.
v6Sonar - SaaS platform automating baselining, monitoring and troubleshooting of on prep and cloud services...
FastNetMon - FastNetMon is a very fast DDoS analyzer with sflow/netflow/mirror support.