Fix support of FreeBSD interface  - add support of interface speed  - add support of interface mtu  - fix to handle ipv4 cidr  - fix to handle ipv6 cidr
Fix support of FreeBSD interface
 - add support of interface speed
 - add support of interface mtu
 - fix to handle ipv4 cidr
 - fix to handle ipv6 cidr

mizzy/specinfra,serverspec/specinfra,verisign/specinfra