Ping works by sending one or more Internet Control Message Protocol (ICMP) Echo Request packets to a specific destination IP address on the network and waiting for a response. When the destination receives the packet, it responds with an ICMP echo reply.
How does ping work step by step?
The ping command first send an echo request packet to an address, then wait for a response. The ping only succeeds if: the echo request reaches the destination, and. the destination can get an echo response from the source within a predetermined time called the timeout.
What does the ping do in Linux?
The Linux ping command is a simple utility used to check if a network is available and if a host is reachable. With this command you can test if a server is up and running. It also helps in fixing various connectivity issues.
How do I ping from Linux?
Click or double-click the Terminal app icon, which looks like a black box with a white «>_», or press Ctrl+Alt+T at the same time. Type the command «ping». Type ping followed by the web address or IP address of the website you want to ping.
What is ping and how does it work?
the ping is working send an Internet Control Message Protocol (ICMP) echo request to a specific interface on the network and wait for a response. When a ping command is issued, a ping signal is sent to a specific address. When the destination host receives the echo request, it responds by sending an echo reply packet.
How to read ping results?
How to read ping test results
- Type «ping» followed by a space and an IP address, such as 75.186. …
- Read the first line to see the server hostname. …
- Read the next four lines to see the server response time. …
- Read the «Ping Statistics» section to see the total number of ping processes.
How to ping continuously?
Type «-t» after the IP address to ping continuously or «-nx», replacing x with the number of packets you want to send. Press Enter to start the ping.
How to stop the ping?
Press Ctrl-C to stop the ping. Here are examples of ping command output: Normal response: A normal response occurs in 1 to 10 seconds, depending on network traffic.
What can I use instead of ping?
An alternative is send a TCP ACK with tools like hping3 . If you get an RST, the server is UP. What you can do is try the CURL test first, and if that fails, try the second method to confirm that the server is down and not just the web server daemon.
How to ping a URL in the terminal?
How to Ping a Website Using Windows or Mac Operating System…
- Hold down the Windows key and the R key at the same time.
- In the RUN box, type CMD and press OK. The command prompt will appear. Enter the address (or IP address you want to ping). (In this example it was 10.0.0.2) and press Enter.