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DOS批处理 & 脚本技术（批处理室） » Seeking help [Write a batch script to check if the telnet remote port is open]

Floor1　wangsuiri	Posted 2008-05-26 11:19
新手上路　Posts 1　Credits 4
To check whether ports such as 22, 1521 on remote Linux platforms (multiple remote servers) are open by using telnet xxxx 22 /telnet xxx 1521 on this machine (Windows XP) and print the results to a file. How to write a batch script?

Floor3　wiq	Posted 2017-04-10 13:28
初级用户　Posts 35　Credits 179
'nc' is not an internal or external command

Floor4　goltaxhs	Posted 2017-08-26 21:03
新手上路　Posts 8　Credits 8
Let's try. @echo off set remoteip=1.1.1.1 :start echo, set port= set /p port=Enter test port: IF %PORT% LSS 0 goto erroe if %PORT% GTR 65535 goto erroe telnet %remoteip% %PORT% >nul 2>nul if %errorlevel% ==0 (echo %remoteip%:%PORT% port service is normal.) else (echo %remoteip%:%PORT% port service is abnormal.) echo %date% %time%>telnetlog.txt echo %remoteip%:%PORT% port service is normal>>telnetlog.txt echo, >>telnetlog.txt pause exit :error ECHO Port out of range echo Re-enter a legal port pause goto start [ Last edited by goltaxhs on 2017-8-26 at 21:16 ]