When.com Web Search

  1. Ads

    related to: ping icmp echo 2 plus for sale cheap free shipping code

Search results

  1. Results From The WOW.Com Content Network
  2. Internet Control Message Protocol - Wikipedia

    en.wikipedia.org/wiki/Internet_Control_Message...

    Code Status Description 0 – Echo Reply [2]: 14 0: Echo reply (used to ping) 1 and 2 unassigned: Reserved: 3 – Destination Unreachable [2]: 4 [8] 0: Destination network unreachable 1: Destination host unreachable 2: Destination protocol unreachable 3: Destination port unreachable 4: Fragmentation required, and DF flag set 5: Source route ...

  3. Ping-pong scheme - Wikipedia

    en.wikipedia.org/wiki/Ping-pong_scheme

    A functionality which lets a computer A find out whether a computer B is reachable and responding is built into the Internet Control Message Protocol (ICMP). Through an "Echo Request" Computer A asks B to send back an "Echo Reply". [2] These two messages are also sometimes called "ping" and "pong" for historical purposes. [citation needed]

  4. ICMP tunnel - Wikipedia

    en.wikipedia.org/wiki/ICMP_tunnel

    ICMP tunneling works by injecting arbitrary data into an echo packet sent to a remote computer. The remote computer replies in the same manner, injecting an answer into another ICMP packet and sending it back. The client performs all communication using ICMP echo request packets, while the proxy uses echo reply packets.

  5. List of IP protocol numbers - Wikipedia

    en.wikipedia.org/wiki/List_of_IP_protocol_numbers

    ICMP Internet Control Message Protocol: RFC 792: 0x02 2 IGMP Internet Group Management Protocol: RFC 1112: 0x03 3 GGP Gateway-to-Gateway Protocol: RFC 823: 0x04 4 IP-in-IP IP in IP (encapsulation) RFC 2003: 0x05 5 ST Internet Stream Protocol: RFC 1190, RFC 1819: 0x06 6 TCP Transmission Control Protocol: RFC 793: 0x07 7 CBT Core-based trees: RFC ...

  6. ping (networking utility) - Wikipedia

    en.wikipedia.org/wiki/Ping_(networking_utility)

    Ping measures the round-trip time for messages sent from the originating host to a destination computer that are echoed back to the source. The name comes from active sonar terminology that sends a pulse of sound and listens for the echo to detect objects under water. [1] Ping operates by means of Internet Control Message Protocol (ICMP) packets.

  7. ICMP Router Discovery Protocol - Wikipedia

    en.wikipedia.org/wiki/ICMP_Router_Discovery_Protocol

    In computer networking, the ICMP Internet Router Discovery Protocol (IRDP), also called the Internet Router Discovery Protocol, [1] is a protocol for computer hosts to discover the presence and location of routers on their IPv4 local area network. Router discovery is useful for accessing computer systems on other nonlocal area networks. [2]