Ping command in linux with port example. 14) on port 443 TCP_conn=1 time=6.

Ping command in linux with port example com, where 53 is the port and example. Apr 1, 2019 · 1. In this case, the concept of ping is metaphorical because, technically, ping is port-agnostic. 14) on port 443 TCP_conn=2 time=6. Typing "psping" displays its usage syntax. You can connect to a different port number using the -p option. Disable Host Discovery (No Ping) Don’t ping host before scanning: $ nmap -Pn 192. Nping is a packet generation tool included with Nmap. 1 # Multiple port ACK ping nmap -PA 80,21,200-512 192. This only works if your Linux or Unix terminal supports it: $ ping -a <host> $ ping -a <IP_Address> Also display a message “no answer yet for icmp_seq=” if no response was received when using the ping command: Mar 25, 2023 · Let’s send an ICMP packet with ping command like below. 14): 56 data bytes 64 bytes from 172. Step 2: Run the Ping command. 215. Example 15-1 is an example of checking a listener for a database using a network service name of sales using the TNSPING command. To use the ping command in Linux, access the shell prompt, and use the following syntax. Follow these steps: Open the Command Prompt (Windows) or Terminal (Linux/macOS). 215 Mar 22, 2024 · Add the port number: To ping a specific port, you need to add the port number to the ping command. To check the connectivity to a specific IP address or domain, you would use the ping command followed by the address. Here’s a simple example: ping google. Read the following text to learn how to ping a specific port in macOS. Tcpping. Mar 18, 2024 · Then, ping displays several statistics such as the round trip time (RTT) of the packet, as well as the percentage of packets being dropped. The below example pings a remote host using a packet size of 100 bytes. With nping, send UDP packets using the command sudo nping --udp -p 53 example. Format: ping -s SIZE hostname will ping hostname with a packet size of SIZE bytes. Purpose of Ping command ping … Apr 10, 2015 · Try curl command, like: $ curl host:port For example: Cannot ping linux (RedHat) machine by hostname. Mar 3, 2020 · Change the packet size of the ping Command. com will continuously ping the site until you press “Control + C” to stop the command manually. 168. com (172. In this step, you will learn the basics of the ping command in Linux. Or, to ping a domain name: ping www. 04 LTS. com This would start an infinite loop of pings similar to a standard Linux based ping command. Type the following command and Mar 30, 2023 · Use the following command-line options to show the usage for each test type: Installation. ping Command Examples. When a Ping process request is sent out as an ICMP echo to the target device, it replies with an ICMP echo reply if the device is available. Here are a few examples of using the ping command: Basic Ping Test. 943 ms Reply from www. com PING google. Capture ICMP Packet with Tcpdump Command. So how do you ping a specific port number of the remote server? You cannot do that with the ping command. com Exploring the 'hwinfo' Command (with examples) Linux; Jun 4, 2016 · Linux command FAQ: Can you share some examples of the Linux ping command? You typically use the Linux ping command to test to see whether a remote server is up and running, or to test problems with a network. 8. com (93. Ping a Specific Port with Nping. Use Netcat(nc) command to ping a specific port. Connection refused: Port is closed or blocked. The following command is used to perform a ping scan or host discovery scan on the specified target system(s) or network range. In the vast and intricate realm of Linux network administration, the ability to swiftly and accurately diagnose connectivity issues is paramount. com # Scanning a specific port using TCP (e. The command prompt or terminal Jun 28, 2023 · Here's more about ping and several ping command examples. To overcome the normal ICMP ping test, i am going to show you how to ping target host via tcp ports using paping utility. By default, the size of the ICMP packet is 56 bytes, as you can observe from the earlier outputs. The -PO option performs host discovery by sending IP protocol ping packets to determine if a host is online. Jun 17, 2014 · I am not into networking, and I have the following question related to the Linux ping command. Prerequisites. For example Introduction to the Linux ping Command. 14) on port 443 TCP_conn=1 time=6. $ ping google. , 20-100) hping3 --scan 20-100 -S example. 36. At the same time, we can capture packets with the following tcpdump command. It provides a more traditional ping style output when pinging a port: # Debian/Ubuntu sudo apt install nping # RHEL/CentOS sudo yum install nping . Port scanning means checking if a Dec 30, 2024 · In networking, understanding the path that data packets take from one point to another is crucial for diagnosing and troubleshooting connectivity issues. 31. August 25, 2016; Updated September 19, 2024; What is the ping command in UNIX? ¶ The ping command sends ICMP ECHO_REQUEST packets to network hosts and reports on the response from the remote server, outputting to standard output Dec 27, 2016 · 18. However, it can also be used to troubleshoot network issues, detect faulty devices on the network, and more. Telnet is a popular (and very old and unsecure) protocol to connect remotely to systems (e. Unable to ping, although can download packages. You can target a specific group of hosts defined in the inventory. The complete syntax would be, ping [option] domain_or_ip. It sends Internet Control Message Protocol (ICMP) echo request packets to the target host and waits for the ICMP echo reply. There are several ways to test whether a specific port is open on a remote server using tools available on macOS, such as Netcat, Telnet, and Curl. The Linux has nc command to perform activities for UDP, TCP, and other socket types. com on port 443 Reply from www. You are familiar with Kudu or the Console blade in the Azure portal. Apr 26, 2021 · You can also use the ping 0 command to ping the localhost: # ping 0 Less well-known options. The UNIX and Linux ping command. 14) on port 443 TCP_conn=3 time=6. 431 ms Reply from www. For example, to check connectivity to Google’s public DNS Apr 17, 2025 · By using the -4 and -6 options, you can force the ping command to send IPv4 and IPv6 packets, respectively. In Linux, the ping command Aug 10, 2022 · Ping is based on ICMP, not TCP or UDP and ICMP protocol doesn’t have port numbers. Here are examples of how to perform a port scan with hping3: # Scanning a range of ports (e. The syntax of the ping command is simple yet versatile. Advanced Features and Usage of hping3 Sep 2, 2020 · I t’s installed by default if you install nmap on your Linux system with: apt-get install nmap. 217. 5. Jun 2, 2025 · Each port is assigned a number and a specific protocol (TCP or UDP), and it's tied to a service or application. The most common use of the ping command is to test the network connectivity of a website or another computer. Using PsPing. , port 22) hping3 -S -p 22 example. By default, Linux sends continuous pings. On Mac, you can use the Terminal app to run ping command. The ping command is a network diagnostic tool used to test the connectivity between a local host and a remote host. How does the ping command work. Jan 11, 2025 · Run a ping command to check all hosts in your inventory: # ansible all -m ping Example 2: Ping Specific Host Groups. When you stop the ping command, it presents you with a summary of the transmission. Mar 20, 2023 · The ping command does not allow for the specification of a port to ping. Some options available in the ping command are given below. gmail. You can use the Ctrl-C key sequence to end the program and get statistics. Feb 6, 2020 · In order to ping a specific port number, execute the “nc” command with the “v” option for “verbose”, “z” for “scanning” and specify the host as well as the port to be pinged. It can do port scanning and other activities. -a: use audible ping-c: <count> stop after <count> replies-D: print timestamps-f: flood ping-h: print help and exit . How do I ping a specific port? Is it possible possible to ping an 192. com, simply type ping google. The following would connect to TCP port 22 (SSH). 1 20. It is used to test the connectivity between a local machine and a remote host by sending Internet Control Message Protocol (ICMP) echo request packets and waiting for the corresponding echo reply packets. 2. exe : This command is similar to ping or psping where you can test if a web app can reach an endpoint via a hostname or IP address or port. 1 19. 8 . The ping command uses the ICMP protocol, and its purpose is generally to test the connectivity between two network devices. Mar 17, 2025 · These ping commands will work with any Linux or Unix distribution. 412 ms. Telnet will allow you to ping ports on a single IP/Range Monday, May 26 2025. The following image shows how to use these options. 222. To test google. and run a "ping" type test for any host/port. com This command will start sending ICMP Echo Request packets to Sep 17, 2024 · Einführung Der ping-Befehl ist ein nützliches Werkzeug in der Netzwerkdiagnose und wird verwendet, um die Erreichbarkeit eines Hosts in einem Netzwerk zu überprüfen. Let me show you a couple of such tools and how to use them for pinging a Apr 26, 2025 · The basic syntax of the ping command is: ping [options] [destination] The destination can be either an IP address or a domain name. 1 80 Oct 23, 2024 · > tcping www. com 80 – test HTTP; telnet smtp. You can see stats like the number of ICMP packets transmitted, received packets, lost packets etc. Before introducing Linux-specific tools, we’ll glance at a long-standing free online Apr 2, 2024 · The section below provides hands-on examples of using the ping command and some of its options. To exit from telenet type q. Interestingly, the word “ping” is also commonly used as a verb to represent the action of checking the reachability of the target network hosts without necessarily using the ping command for doing so. IP Protocol Ping Scan. It works by sending some packets to the host and waiting for a response, and it measures the round-trip time that the message takes to go to the host and come back to the client. Manipulate ARP Tables: Can force network devices to update their ARP cache with spoofed MAC/IP mappings. For example: ping www. com . Nov 18, 2022 · The syntax for the ping command is: $ ping [option] destination. Mar 15, 2024 · For any open ports found, it will then try to determine the version of the service or application running on that port. Useful when you reboot the machine using the reboot command or shutdown command. For example, to ping Google’s public DNS server, you can use: ping 8. Methods to Ping a Specific Port Method 1: Using Telnet (Windows & Linux) Telnet is a built-in command-line tool that can check whether a port is open. Windows, by default, only sends four. #yum install telnet. com 443 TCPinging www. PsPing implements Ping functionality, TCP ping, latency and bandwidth measurement. org PING onofri. It is commonly used to help troubleshoot network issues or to check whether a particular address or device can be reached over the internet or local network. Traceroute is a command-line tool used in Linux or other opera Dec 13, 2019 · Probably you already know what ping is: it is a command that you can run on your terminal to see if a host is up and running. Disable DNS Resolution. The ping command in Linux. The following command runs the ping module on all remote hosts in the web_servers group. Oct 17, 2023 · Ping Specific Port using nc. For example, if you want to ping port 80, the command would be: ping <IP address>:80. Helpful when troubleshooting. However, there are other tools that allow you to ping specific TCP or UDP ports. Dec 8, 2022 · For example, ping -t google. If your Linux operating system does not have the command, install the following. 254:23 ports? You use the ping command to send ICMP ECHO_REQUEST packets to network computers, routers, switches and more. And, PING Command in Linux with Examples; This page was originally published on March 20 Jun 2, 2025 · Basic Telnet Port Syntax and Interpretation telnet [hostname or IP] [port] Examples: telnet example. By sending Internet Control Message Protocol (ICMP) echo requests to the target host and waiting for an echo reply, it measures the round-trip time for messages sent from the originating host to the destination. May 23, 2017 · I wanted to see if a specific port of a desktop computer or server is open from a Linux or Unix command line shell. You are familiar with the terms and use cases of ping, DNS, VNETs, and nslookup. Code: nping --tcp --dest-port 443 example. There’s also a reason for this, keep reading to discover it and see some simple alternatives you have. Oct 1, 2024 · Step 1: Open your terminal or Command Prompt. g to network devices, Linux machines etc). so the normal ping command will not help to test the client or server reachability. Using Ping Command in macOS. Use the following command-line options to show the usage for each test type Apr 30, 2022 · As we’ll see, there’s no way to ping a specific port. But for a simple port ping, it‘s just as easy as Netcat. If a web app cannot reach an endpoint via Dec 17, 2024 · Here, telnet is the command, ip_address refers to the IP address of the host you are trying to reach, and port is the specific port number you wish to connect to. Command : nmap -sV <target> Output : 4. May 8, 2024 · Ping host and ring the bell when a packet is received. Let’s see four ways to check if a port is open: Using Telnet. Port 443 (HTTPS): Commonly used for secure web communication. Ping is built into nearly every operating system, including macOS, Linux, and Windows. Among the arsenal of diagnostic tools available, the ping command stands as one of the most foundational and indispensable utilities. In the command, the v option is used to display the verbose, and z is used to scan the specified port, for example, we will ping port 22: Jul 14, 2023 · Ping is a very common method for troubleshooting the accessibility of hosts on a network. Perform a ping scan. 184. For example, imagine I'm remotely connected to a Windows server from my Jun 25, 2023 · To perform a UDP ping in Linux, you can use tools like nping, hping3, and netcat. com. Diese Zeit wird als Latenz bezeichnet, und die Antworten helfen dabei, die Netzwerkverbindung Mar 2, 2017 · The ping command on Linux is set-uid root; Try using ping command as given below. Syntax of Ping Command. 823 ms Reply from www. Works When Ping Fails: Good for detecting and confirming hosts that don‘t respond to normal ping commands. # tcpdump -i utun1 -vvvv icmp -A -X -c 1 Dec 17, 2024 · How to use the command hping3 (with examples) Use case 1: Ping a destination with 4 ICMP ping requests; Use case 2: Ping an IP address over UDP on port 80; Use case 3: Scan TCP port 80, scanning from the specific local source port 5090; Use case 4: Traceroute using a TCP scan to a specific destination port May 17, 2025 · # TCP SYN ping scan nmap -PS 192. This takes 2 arguments, the Also most of the Production On-premises environment ICMP might be blocked from network firewall end. Copy PsPing onto your executable path. Access to a command-line; Unix or Linux-like system; A user with the essential permissions to execute the commands; Working of Ping Command. To initiate a ping test, simply open a terminal window and type “ping” followed by the IP address or domain name of the target device. 14: icmp_seq=0 ttl=111 time=49. Dec 15, 2023 · TL;DR: How Do I Use the Ping Command in Linux? To use the ping command in Linux, you simply type ‘ping’ followed by the IP address or domain name of the server you want to test. For instance, my internet connection here in Alaska tends to get flaky from time to time, and when things appear to be going bad, I use Jan 12, 2022 · It is possible to determine whether or not a specific port is open on a remote system by using tools such as nmap or telnet on a Linux system. For example: Port 80 (HTTP): Used by web servers to serve unencrypted web pages. New users may be surprised that a command like ping is rather useless in this context, as the tool cannot tell us whether a specific port is open or not. To ping a port with Nping: nping -p <port> <ip> For Dec 17, 2024 · Use case 4: Ping a Specified Host on a Given Port Using TCP. 105): icmp_req=2 ttl=47 time=206 ms 64 bytes from onofri In the above command, replace the “IP” with the IP address of the machine whose port is supposed to troubleshoot. Can I only ping an address? For example: miner@raspberrypi ~ $ ping onofri. And replace the “Port” with the specified port number. Here are some key features and aspects of hping3: Packet Crafting : hping allows users to craft custom TCP, UDP, and ICMP packets with specific header fields and payload contents. Nmap and nping are supported on Linux, Windows, a nd Mac OS X. Ping is based on the ICMP protocol. # tcpdump -i utun1 -vvvv icmp -A -X -c 1 Aug 25, 2016 · Examples of checking if a remote host is up and limiting to IPv4 and IPv6 requests. Sep 5, 2024 · How to Ping a Specific Port in macOS. 1. So, more precisely, we want to probe a port. By default, the ping command will keep sending packets until you stop it manually by You can use the Ctrl+C terminal shortcut to stop the ping command in Linux, as I did in the above example. . # ansible web_servers -m ping Example 3: Handle Unreachable Hosts Feb 24, 2025 · The ping Linux tool is a command-line tool in Linux that allows end users to test whether a given host (like a website, server, or router) is reachable from their system over a network. com is the host. 25. Share your thoughts with us via the comment form below. 64 bytes from onofri. Der Befehl sendet ICMP-Echoanforderungspakete an den Zielhost und misst die Zeit, die benötigt wird, um eine Antwort zu erhalten. g. I f you learn to use it on one platform your knowledge is transferable to the rest. Port 3389 (RDP): Allows remote access to a Windows machine using Remote Desktop Protocol. To modify this, we can use the -s(size) option. Different examples to use ping command in Linux 1. 105) 56(84) bytes of data. example. In this article, we’ve explained 12 practical ping command examples for testing the reachability of a networked device. TNS Ping Utility for Linux Jul 18, 2021 · Let’s send an ICMP packet with ping command like below. org (67. You can also specify a domain name instead of an IP address followed by the port that you want to ping. It is inspired by the functionality of the traditional “ping” command but offers more advanced features for packet manipulation and analysis. 254:80 or 192. Press Enter to start the ping: After entering the command with the port number, press Enter on your keyboard to initiate the ping. The ping command is a fundamental network diagnostic tool in the Linux operating system. ping command to check the network connectivity of Nov 26, 2023 · The basic syntax of the “ping” command is straightforward: ping [options] host_or_IP_address . com and press enter. Ping a Port Using nc (Netcat) To test if a specific port is open, use the following command: Jul 8, 2023 · Ping is a tool commonly used to find the status of a device on a network. One of my favorite uses of ping is to inform me when a remote server or network device has restarted. 1 # TCP ACK ping scan nmap -PA 192. One of the most valuable tools for this purpose is the traceroute command in Linux. Its simplicity belies its critical importance, serving as the digital heartbeat test for networks Feb 2, 2024 · If you want to ping ports in Linux to see if it is open or closed you can use telnet. Similarly, hping3 can be used with sudo hping3 --udp -p 53 example. In order to ping a specific port number, execute the “nc” command with the “v” option for “verbose”, “z” for “scanning” and specify the host as well as the port to be pinged. ping works Mar 18, 2024 · In this tutorial, we’ll look at various tools to ping an IP’s port to check its status (open, closed, stealth). com 587 – test email server; Possible Results: Connection successful: Port is open, service is responding. 1 # Multiple port SYN ping nmap -PS 80,21,443 192. Type the following command: css CopyEdit telnet [hostname or IP] [port] Example: nginx CopyEdit telnet 192. 105): icmp_req=1 ttl=47 time=202 ms 64 bytes from onofri. The test system that we used for providing the output samples and examples is Ubuntu 20. That’s not the case for other utilities, such as hping, fping, and psping. Cool Tip: Need to improve security of the Linux system? Encrypt DNS traffic and get the protection from DNS spoofing! Read more → Dec 17, 2024 · The ping command is a network utility used to test the reachability of a host on an Internet Protocol (IP) network. You can also use ping on a Linux computer, and third-party ping To ping a port, use the telnet command. In this article, I’m just using the term “ping the port” in the context of “poking the port” to verify if it’s open (listening) or not. May 19, 2024 · Port scanning is used to discover open ports on a network device. This command allows for checking connectivity and access on non-standard telnet ports. msi wwmsjsi dkfcitbs djtu ddjee pkusk jycx vmue ftxxw hgewkfg