局域网打印机共享无法改变最大连接数量的时候可以使用下边的bat来不断刷新电脑连接-核心指令net session

@echo off
::隐藏窗口
if "%1" == "h" goto begin
::start mshta vbscript:createobject("wscript.shell").run("""%~nx0"" h",0)(window.close)&&exit
:begin
setlocal enabledelayedexpansion
mode con cols=50 lines=8 & color 0A
set /a n=1
set /a m=1
:loop
ping 10.252.252.252 -n 1 -w 800 1>nul 2>nul
set /a n+=1
cls
::start mshta vbscript:createobject("wscript.shell").run("""%~nx0"" h",1)(window.close)&&exit
echo HP500打印机守护程序
echo n=!n!
echo m=!m!
if !n!==180 goto shuaxin
goto loop

:shuaxin
cls
::msg * 运行中
echo HP500打印机守护程序
echo n=!n!
echo m=!m!
if !m!==480 goto end
NET SESSION /DELETE /Y /Y
::pause
set /a m+=1
set /a n=0
goto loop

:end
pause

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