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  2. Network address translation - Wikipedia

    en.wikipedia.org/wiki/Network_address_translation

    The network has a router having both a private and a public address. The private address is used by the router for communicating with other devices in the private local network. The public address (typically assigned by an Internet service provider) is used by the router for communicating with the rest of the Internet.

  3. Carrier-grade NAT - Wikipedia

    en.wikipedia.org/wiki/Carrier-grade_NAT

    Carrier-grade NAT. Carrier-grade NAT (CGN or CGNAT), also known as large-scale NAT (LSN), is a type of network address translation (NAT) used by ISPs in IPv4 network design. With CGNAT, end sites, in particular residential networks, are configured with private network addresses that are translated to public IPv4 addresses by middlebox network address translator devices embedded in the network ...

  4. Private network - Wikipedia

    en.wikipedia.org/wiki/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. [1] [2]

  5. Port forwarding - Wikipedia

    en.wikipedia.org/wiki/Port_forwarding

    In a typical residential network, nodes obtain Internet access through a DSL or cable modem connected to a router or network address translator (NAT/NAPT). Hosts on the private network are connected to an Ethernet switch or communicate via a wireless LAN. The NAT device's external interface is configured with a public IP address.

  6. PRIVATE WiFi FAQs - AOL Help

    help.aol.com/articles/private-wifi-faqs

    PRIVATE WIFI also works for wired internet connections About PRIVATE WiFi™ PRIVATE WiFi is a virtual private network (VPN) security software that protects your identity and sensitive information by encrypting everything you send and receive over public WiFi networks so that your online activity is invisible to threats.

  7. IPv4 address exhaustion - Wikipedia

    en.wikipedia.org/wiki/IPv4_address_exhaustion

    In addition, network address translation (NAT) permits Internet service providers and enterprises to masquerade private network address space with only one publicly routable IPv4 address on the Internet interface of a main Internet router, instead of allocating a public address to each network device.

  8. PRIVATE WiFi Member Benefit FAQs - AOL Help

    help.aol.com/articles/private-wifi-member...

    PRIVATE WiFi assigns you an anonymous, untraceable IP address that hides your actual IP address and location. PRIVATE WiFi solves the inherent security problems of public WiFi hotspots by giving you the same encryption technology used by corporations, big banks and the government.

  9. IP address - Wikipedia

    en.wikipedia.org/wiki/IP_address

    The NAT device maps different IP addresses on the private network to different TCP or UDP port numbers on the public network. In residential networks, NAT functions are usually implemented in a residential gateway. In this scenario, the computers connected to the router have private IP addresses and the router has a public address on its ...