Did you know that the DNS client in Windows 7 (like the DNS
server in Windows Server 2008 R2) supports DNS Security
Extensions (DNSSEC) as per RFCs 4033, 4034, and 4035 to validate
the integrity of DNS records? Windows Server 2008 R2 can
validate that a DNS record was generated by an authoritative DNS
server and that the DNS record has not been modified. This
ensures the integrity of DNS responses. You can view the IP
configuration of your computer by using either the command-line
tools Ipconfig or Netsh, or by using the Network and Sharing
Center. The command-line tools display your computers’ network
adapters IP settings including IPv4 and IPv6 addresses, subnet
masks and the default gateway. An IP address identifies a
computer in a network and hence, each computer must have a
unique address within the same network. Private IP addresses are
used for internal networks while public addresses are used for
the Internet. Since there are not enough public IP addresses to
be allocated for every internal device, we