Nexus is a new operating system for trustworthy computing. It can take advantage of Trusted Platform Modules (TPMs) to issue trustworthy certificates of program properties. It provides user-level device drivers, isolated protection domains, interprocess communication, and partial POSIX support. It runs on x86 hardware.
check_nwc_health is a plugin for the Shinken (or Nagios/Icinga) monitoring system. It is used to check hardware health, environment, interfaces, pools, uptime, etc. of a great range of the most popular network components like switches, routers, firewalls, proxies, load balancers, etc. Currently it can monitor: Cisco IOS, Cisco Nexus, F5 BIG-IP, CheckPoint Firewall1, Juniper NetScreen, HP Procurve, Nortel, Brocade 4100/4900, EMC DS 4700, EMC DS 24, Allied Telesyn, and Blue Coat SG600.