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  2. Reserved IP addresses - Wikipedia

    en.wikipedia.org/wiki/Reserved_IP_addresses

    Host Used for loopback addresses to the local host [1] 169.254.0.0/16 169.254.0.0–169.254.255.255 65 536: Subnet Used for link-local addresses [5] between two hosts on a single link when no IP address is otherwise specified, such as would have normally been retrieved from a DHCP server 172.16.0.0/12 172.16.0.0–172.31.255.255 1 048 576 ...

  3. List of TCP and UDP port numbers - Wikipedia

    en.wikipedia.org/wiki/List_of_TCP_and_UDP_port...

    Sinatra default server port in development mode (HTTP) 4569: Yes: Inter-Asterisk eXchange (IAX2) 4604: Yes: Identity Registration Protocol: 4605: Yes: Direct End to End Secure Chat Protocol: 4610–4640: Unofficial: QualiSystems TestShell Suite Services 4662 Yes: OrbitNet Message Service Unofficial: Default for older versions of eMule [230 ...

  4. Ephemeral port - Wikipedia

    en.wikipedia.org/wiki/Ephemeral_port

    An ephemeral port is a communications endpoint of a transport layer protocol of the Internet protocol suite that is used for only a short period of time for the duration of a communication session. Such short-lived ports are allocated automatically within a predefined range of port numbers by the IP stack software of a computer operating system.

  5. Dedicated hosting service - Wikipedia

    en.wikipedia.org/wiki/Dedicated_hosting_service

    A dedicated hosting service, dedicated server, or managed hosting service is a type of Internet hosting in which the client leases an entire server not shared with anyone else. This is more flexible than shared hosting , as organizations have full control over the server(s), including choice of operating system , hardware , etc.

  6. Port (computer networking) - Wikipedia

    en.wikipedia.org/wiki/Port_(computer_networking)

    In computer networking, a port or port number is a number assigned to uniquely identify a connection endpoint and to direct data to a specific service. At the software level, within an operating system, a port is a logical construct that identifies a specific process or a type of network service.

  7. Transmission Control Protocol - Wikipedia

    en.wikipedia.org/wiki/Transmission_Control_Protocol

    The number of sessions in the server side is limited only by memory and can grow as new connections arrive, but the client must allocate an ephemeral port before sending the first SYN to the server. This port remains allocated during the whole conversation and effectively limits the number of outgoing connections from each of the client's IP ...

  8. Server Name Indication - Wikipedia

    en.wikipedia.org/wiki/Server_Name_Indication

    Name-based virtual hosting allows multiple DNS hostnames to be hosted by a single server (usually a web server) on the same IP address. To achieve this, the server uses a hostname presented by the client as part of the protocol (for HTTP the name is presented in the host header).

  9. List of managed DNS providers - Wikipedia

    en.wikipedia.org/wiki/List_of_managed_DNS_providers

    This is a list of notable managed DNS providers in a comparison table. A managed DNS provider offers either a web-based control panel or downloadable software that allows users to manage their DNS traffic via specified protocols such as: DNS failover, dynamic IP addresses, SMTP authentication, and GeoDNS.