Linux whitelist problem

  • can Linux set whitelist according to specific port: 80 port setting 1.1.1.1 can be accessed, 88 port setting 2.2.2.2 can access this?
Whitelist operation-and-maintenance linux
May.23,2022

iptables/firewalld can write rules directly

Previous: An "interview question" about js timer

Next: There is not enough space and hard disk in the Linux file system, how to troubleshoot?

css mysql arrays josn react html typescript webpack npm sass R objective-c .net sql-server jquery python-3.x angularjs django angular excel regex iphone ajax linux xml pandas vba spring database wordpress string wpf xcode windows bash postgresql oracle multithreading eclipse list firebase algorithm macos forms image scala visual-studio azure bootstrap spring-boot react-native python-2.7 docker performance function winforms matlab powershell apache dataframe api sqlite numpy rest shell selenium flutter dart maven loops qt swing android-studio csv express file class tensorflow sorting codeigniter perl
MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1b39391-2c192.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b39391-2c192.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
Need Help?