TopicLinux →
Simple definition
A historical tool for setting up network filtering under Linux.
Technical definition
A historical tool for setting up network filtering under Linux. Under Linux, this concept is part of system administration, storage, services or host security.
What is it used for?
Administer, diagnose or secure a Linux system.
Practical example
Example: an administrator can use this concept during a diagnostic SSH.
Common issues
- Insufficient permissions
- No-persistent configuration
- Unavailable service or dependency