test port connection

2013年7月19日 - /dev/tcp/host/port If host is a valid hostname or Internet address, and port is ... attempts to open a UDP connection to the corresponding socket.

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    CanYouSeeMe.org - Open Port Check Tool
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    http://www.ni.com
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    https://support.symantec.com
  • 2016年10月21日 - You want to test a TCP connection over an IP network using standard TCP/IP ...
    How to use Telnet to test TCP connections - Symantec Support
    https://support.symantec.com
  • 2013年7月19日 - /dev/tcp/host/port If host is a valid hostname or Internet address, and port...
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    https://superuser.com
  • 2009年7月2日 - Use the telnet command to connect to the server on the specified port, and se...
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    https://gallery.technet.micros
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    https://www.speedtest.net
  • 2016年11月13日 - In Windows 10, there is an ability to check the connection to a certain por...
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    https://winaero.com
  • 跳到 Identify the port - Identify the port used by the other computer's CrashPlan app: ...
    Test your network connection with Telnet - Code42 Support
    https://support.code42.com
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    https://docs.microsoft.com
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    https://www.youtube.com
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    https://kb.acronis.com
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