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NMCI is on track to move from 2,700 servers down to roughly 300. The efforts are expected to save more than $1.6 million per year in electricity costs. [24] Additionally, the decrease in the number of servers being refreshed will lower the cost of updating the equipment, leading to a potential savings of at least $1.5 million over four years.
Virtual private network. A virtual private network ( VPN) is a mechanism for creating a secure connection between a computing device and a computer network, or between two networks, using an insecure communication medium such as the public Internet.
DNS sinkhole. A DNS sinkhole, also known as a sinkhole server, Internet sinkhole, or Blackhole DNS [1] is a Domain Name System (DNS) server that has been configured to hand out non-routable addresses for a certain set of domain names. Computers that use the sinkhole fail to access the real site. [2] The higher up the DNS resolution chain the ...
Private network. In Internet networking, a private network is a computer network that uses a private address space of IP addresses. These addresses are commonly used for local area networks (LANs) in residential, office, and enterprise environments. Both the IPv4 and the IPv6 specifications define private IP address ranges.
DNS blocking. Domain Name System blocking, or DNS blocking / filtering, is a strategy for making it difficult for users to locate specific domains or websites on the Internet. It was first introduced in 1997 as a means to block spam email from known malicious IP addresses. [1]
Packets that hold Internet Protocol data carry a 4-bit IP version number as the first field of its header. Currently, only IPv4 and IPv6 packets are seen on the Internet, having IP version numbers 4 and 6, respectively. IP version numbers. As the version number is carried in a 4-bit field, only numbers 0–15 can be assigned.
Internet. The Internet Assigned Numbers Authority ( IANA) is a standards organization that oversees global IP address allocation, autonomous system number allocation, root zone management in the Domain Name System (DNS), media types, and other Internet Protocol –related symbols and Internet numbers. [1] [2]
256 (first edition, hardback) Preceded by. The Pale Horse. Followed by. The Clocks. The Mirror Crack'd from Side to Side, a novel by Agatha Christie, was published in the UK in 1962 [1] [2] and a year later in the US under the title The Mirror Crack'd. [3] The story features amateur detective Miss Marple solving a mystery in St. Mary Mead .