The PORTQRY windows command-line tool displays the status of ports and services. Let’s see about this windows command with the syntax below.
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The shortcut key method to the run command box is the most commonly used one. Also, this method is in all versions of Windows. It would help if you pressed the Windows+ R ** ** key concurrently to open the Run command dialog box.
The PORTQRY ** windows command-line tool is for **displaying the status of ports and services. This command-line tool is to help you to troubleshoot TCP/IP connectivity issues. And this command displays the current status of ** TCP** and UDP ports. It points out the ** security** , returns ** LDAP base query info** , SMTP , POP3 , IMAP4 status , enumerates ** SQL ** Server instances, ** Local ports** , local services running.
The PORTQRY command can question a single port , ** multiple ports** , and a sequential range of ports.
portqry -n name_to_query [-p protocol] [-e | -r | -o endpoint(s)] [other options]
- -n [name_to_query]– Indicates the ** IP address** or name of the system to query.
- -p [protocol]– Specifies the TCP or UDP or both, and the default is TCP.
- -e [endpoint]– Indicates the single Port to query , valid range: 1-65535.
- -r [end point range]– Specifies the range of ports to query.
- -o [end point order]– Indicates a range of ports to query in an order.
- -l [logfile]– Outputs a log file.
- -y – This option *overwrites the existing log file * without prompting.
- -sp – Specifies the *initial source port * to use for the query.
- -sl – ‘ slow link delay ‘ Wait longer for UDP replies from remote systems.
- -nr – By-pass default IP address-to-name resolution ignored unless an IP address is specified after -n.
- -cn – Specify SNMP community name for query ignored unless querying an SNMP port
- must be delimited with !.
-q – ‘Quiet’ operation runs with no output.
- returns 0 if Port is listening.
- returns 1 if Port is not listening.
- returns2 if Port is listening or filtered.
portqry -local [-wt seconds] [-l logfile] [-v] portqry -wpid pid [-wt seconds] [-l logfile] [-v] portqry -wport port [-wt seconds] [-l logfile] [-v]
- -local – Identifies local port usage , port to process mapping, service port usage, and list of loaded modules
- -wport [port_number]– Observes the specified port and reports when the port’s connection status changes.
- -wpid [process_ID]– Observes the specified process ID (PID) and reports when the PID’s connection status changes.
- -wt [seconds]– Watches time option and specify how often to check for status changes, valid range: 1 – 1200 seconds, default = 60 secs.
- -l [logfile]– Log file to create.
- -v – Verbose output.
The Local mode gives elaborate data on the Local system’s ports.
portqry -i [-options]
If you want help with -i , you can type ‘ help ‘ and press enter.
We hope through this guide you get to know about the PORTQRY command. For more windows commands with examples and syntax, check out our website. Also, we have listed some recently posted articles which might be useful too.
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