IANA IPv4 Address Space Registry
http://www.iana.org/assignments/ipv4-address-space/ipv4-address-space.xml
ORGANIZATIONALLY UNIQUE IDENTIFIER (OUI)
standards.ieee.org/develop/regauth/oui/oui.txt
Doc RedHat
https://access.redhat.com/site/documentation/Red_Hat_Enterprise_Linux/?locale=fr-FR
Windows Update error code list
http://support.microsoft.com/kb/938205/en-us