The ping command is a Command Prompt command used to test the ability of the source computer to reach a specified destination computer. The ping command is usually used as a simple way to verify that a computer can communicate over the network with another computer or network device.

How many of those responses are returned, and how long it takes for them to return, are the two major pieces of information that the ping command provides. For example, you might find that there are no responses when pinging a network printer, only to find out that the printer is offline and its cable needs replaced. Or maybe you need to ping a router to verify that your computer can connect to it, to eliminate it as a possible cause for a networking issue.

The word "ping" is also used online to refer to a brief message, usually over text message or email.

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For example, you can "ping your boss," or send her a message, when you're done with a specific project, but it has nothing to do with the ping command. The ping command is also available in older versions of Windows like Windows 98 and The availability of certain ping command switches and other ping command syntax might differ from operating system to operating system.

See How to Read Command Syntax if you're not sure how to interpret the ping command syntax as it's described above or in the table below. The -f-v-r-s-jand -k options work when pinging IPv4 addresses only.

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The -R and -S options only work with IPv6. Other less commonly used switches for the ping command exist including [ -j host-list ], [ -k host-list ], and [ -c compartment ]. You can save the ping command output to a file using a redirection operator. In this example, the ping command is used to ping the hostname www. The -n option tells the ping command to send 5 ICMP Echo Requests instead of the default of 4, and the -l option sets the packet size for each request to bytes instead of the default of 32 bytes.

This means that, as far as this network connection goes, it can communicate with Google's website just fine. In the above example, we're pinging Using the ping command to ping The IPv6 version of this test would be ping In this example, we're asking the ping command to find the hostname assigned to the The command might resolve the IP address, Similar to the ping command examples above, this one is used to see if your computer can reach your router.

The only difference here is that instead of using a ping command switch or pinging the localhost, we're checking the connection between the computer and the router If you're having trouble logging in to your router or accessing the internet at all, see if your router is accessible with this ping command, of course, replacing You can generate a table of Zone IDs matched with your network interface names by executing netsh interface ipv6 show interface.

Given the results you see above, it's clear that you can also use the ping command to find a website's IP address.

Follow that link to learn more about how to do that. You can also use ping on a Linux computerand third-party ping tools exist as well which offer more features than the basic ping command. Tweet Share Email. The ping command will send 4 by default if -n isn't used. The ping command will send a byte echo request if you don't use the -l option. Beginning in Windows 7, this option no longer functions but still exists for compatibility reasons.

The maximum value for count is 9, so use the tracert command instead if you're interested in viewing all the hops between two devices. The maximum value for count is 4, meaning that only the first four hops can be time stamped.

If you don't use the -w option, the default timeout value of is used, which is 4 seconds.By using our site, you acknowledge that you have read and understand our Cookie PolicyPrivacy Policyand our Terms of Service. The dark mode beta is finally here. Change your preferences any time. Stack Overflow for Teams is a private, secure spot for you and your coworkers to find and share information.

I am using zabbix 4. Trying to make discovery with simple check. When i click "check now", i get Unsupported item key warning. Below you can find my discovery configuration. I couldnt solve why does it give this error. Everything seems fine. It fails because you have set a Simple Check type, then typed in a ssh. Learn more.

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Unsupported item key in Zabbix discovery Ask Question. Asked 6 months ago. Active 6 months ago. Viewed times. Active Oldest Votes. Simone Zabberoni Simone Zabberoni 1, 1 1 gold badge 5 5 silver badges 12 12 bronze badges.

Iron Bishop Iron Bishop 2 2 silver badges 13 13 bronze badges. Sign up or log in Sign up using Google. Sign up using Facebook.By using our site, you acknowledge that you have read and understand our Cookie PolicyPrivacy Policyand our Terms of Service. The dark mode beta is finally here. Change your preferences any time. Stack Overflow for Teams is a private, secure spot for you and your coworkers to find and share information.

I am new to Zabbix, i have a requirement to monitor only 1 scheduletasks from a big list of schedule tasks. Learn more. Asked 2 years, 5 months ago. Active 2 years, 5 months ago. Viewed 3k times. I tried below but its not working. San San 2 2 silver badges 12 12 bronze badges. Did you restart the agent after making the config file change? What is the full error message? Active Oldest Votes.

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zabbix错误总结:ZBX_NOTSUPPORTED: Unsupported item key.

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Server Fault is a question and answer site for system and network administrators. It only takes a minute to sign up. My Zabbix instance has basic item keys that are returning "Unsupported Key item: for some servers, but not for others. The one key that sticks out:.

Of course, when I ssh to the server, ntp is running.

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Is there a way to find out why exactly it is not supported? Just as the comment was eluding to, the root cause was, in fact, the version numbers.

The zabbix server was v3. Once upgraded to v3. Sign up to join this community. The best answers are voted up and rise to the top. Home Questions Tags Users Unanswered. Zabbix item key is unsupported for some servers, but not for others Ask Question.

Asked 2 years, 1 month ago. Active 2 years, 1 month ago. Viewed times. Zabbix Agents are Ubuntu What are the exact agent versions on systems where this works and on systems where this fails? Is it just this key that's the issue, or are there other identifiable keys? Active Oldest Votes. Sign up or log in Sign up using Google. Sign up using Facebook. Sign up using Email and Password. Post as a guest Name. Email Required, but never shown.

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The Overflow Blog. Socializing with co-workers while social distancing. Podcast Programming tutorials can be a real drag. Featured on Meta. Community and Moderator guidelines for escalating issues via new response…. Feedback on Q2 Community Roadmap. Related 3. Hot Network Questions.GitHub is home to over 40 million developers working together to host and review code, manage projects, and build software together.

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community. Already on GitHub? Sign in to your account. Hi, I've compiled and installed module. Your agent is not configured to load systemd module. Skip to content. Dismiss Join GitHub today GitHub is home to over 40 million developers working together to host and review code, manage projects, and build software together. Sign up. New issue. Jump to bottom.

Copy link Quote reply. Where is my error? This comment has been minimized. Sign in to view. Please provide more log lines. Startup agent log lines are also important.

This is complete StartUp agent log: Zabbix 3. You have right.GitHub is home to over 40 million developers working together to host and review code, manage projects, and build software together. Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community. Already on GitHub? Sign in to your account. I added template and userparams into zabbix-agent config. My hostname and dns name are match.

It is a hardware, not virtual host. It is with the all gpu checks. If you move your mouse over the red cross in the "Info" column, you should have the reason why your items are unsupported. Skip to content.

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New issue. Jump to bottom. Error - Unsupported item key. Labels help wanted. Copy link Quote reply. This comment has been minimized. Sign in to view. Is there anything in the Zabbix agent logs? RichardKav added the help wanted label Jul 18, There are several things that you might be able to try: A first basic test would be to see if the nvidia-smi command itself works.

RichardKav closed this Jul 26, Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment. Linked pull requests. You signed in with another tab or window.

Reload to refresh your session. You signed out in another tab or window.Note that Zabbix agent is not needed for simple checks. The utility is not part of Zabbix distribution and has to be additionally installed. See also: known issues.

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Run these commands as user root in order to set up correct permissions:. After performing the two commands above check ownership of the fping executable. In some cases the ownership can be reset by executing the chmod command.

If items have different key parameters, only ones with identical key parameters are written to a single file. All IP addresses written to the single file will be checked by fping in parallel, so Zabbix icmp pinger process will spend fixed amount of time disregarding the number of IP addresses in the file. User Tools Log In. Site Tools Search. Sidebar Zabbix Manual. Zabbix manpages.

Zabbix documentation in Japanese. Zabbix documentation in Russian. Table of Contents 5 Simple checks. Simple checks are normally used for remote agent-less checks of services. Examples of using simple checks: net. See also: table of default values.

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Example: net. Note that with tcp service indicating the port is mandatory. As a workaround, please use net. Services https and telnet supported since Zabbix 2. Service ntp only works since Zabbix 2. Zabbix uses external utility fping for processing of ICMP pings.

See also: known issues fping must be executable by the user Zabbix daemons run as and setuid root. Warning: fping defaults can differ depending on platform and version - if in doubt, check fping documentation. Except where otherwise noted, content on this wiki is licensed under the following license: CC Attribution-Noncommercial-Share Alike 4. Example: icmpping[,4] - if at least one packet of the four is returned, the item will return 1.


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