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  2. Subnet - Wikipedia

    en.wikipedia.org/wiki/Subnet

    The first and the last subnets obtained by subnetting a larger network have traditionally had a special designation and, early on, special usage implications. [6] In addition, IPv4 uses the all ones host address, i.e. the last address within a network, for broadcast transmission to all hosts on the link.

  3. List of assigned /8 IPv4 address blocks - Wikipedia

    en.wikipedia.org/wiki/List_of_assigned_/8_IPv4...

    Some large / 8 blocks of IPv4 addresses, the former Class A network blocks, are assigned in whole to single organizations or related groups of organizations, either by the Internet Corporation for Assigned Names and Numbers (ICANN), through the Internet Assigned Numbers Authority (IANA), or a regional Internet registry.

  4. Network address translation - Wikipedia

    en.wikipedia.org/wiki/Network_address_translation

    Network address translation between a private network and the Internet. Network address translation (NAT) is a method of mapping an IP address space into another by modifying network address information in the IP header of packets while they are in transit across a traffic routing device. [1]

  5. IP aliasing - Wikipedia

    en.wikipedia.org/wiki/IP_aliasing

    According to the Linux Kernel documentation, [1] IP-aliases are an obsolete way to manage multiple IP-addresses/masks per interface. Newer tools such as iproute2 support multiple address/prefixes per interface, but aliases are still supported for backwards compatibility. In the Linux kernel, it was first implemented by Juan José Ciarlante in ...

  6. Amazon Virtual Private Cloud - Wikipedia

    en.wikipedia.org/wiki/Amazon_Virtual_Private_Cloud

    VPC is Amazon Web Services (AWS) solution for providing isolated network environments for AWS resources. IP addresses in a VPC are used for communication between resources within the VPC, as well as for communication between the VPC and the Internet. There are two types of IP addresses used in a VPC: private IP addresses and public IP addresses.

  7. Amazon Machine Image - Wikipedia

    en.wikipedia.org/wiki/Amazon_Machine_Image

    The final release of the original Amazon Linux is version 2018.03 [13] and uses version 4.14 of the Linux kernel. Amazon Linux 2 changed from System V init system to systemd boot. [14] It was announced in June 2018, and is updated on a regular basis. [15] Amazon Linux 2023 was the next version, which launched alongside a new two-yearly release ...

  8. Unix shell - Wikipedia

    en.wikipedia.org/wiki/Unix_shell

    PowerShell – An object-oriented shell developed originally for Windows OS and now available to macOS and Linux. Qshell – A shell on the IBM i operating system based on POSIX and X/Open standards. rc – The default shell on Plan 9 from Bell Labs and Version 10 Unix written by Tom Duff. Ports have been made to various Unix-like operating ...

  9. VLAN - Wikipedia

    en.wikipedia.org/wiki/VLAN

    VLAN Trunking Protocol (VTP) is a Cisco proprietary protocol that propagates the definition of VLANs on the whole local area network. VTP is available on most of the Cisco Catalyst Family products. The comparable IEEE standard in use by other manufacturers is GARP VLAN Registration Protocol (GVRP) or the more recent Multiple VLAN Registration ...