CompTIA A+ Core 2 (220-1202)Operating SystemsEasy
A technician needs to quickly view the current network configuration, including the IP address, subnet mask, and default gateway, of a Linux workstation. Which command-line tool should the technician use?
- Aroute
- Bifconfig
- Cping
- Dnetstat
Show answer & explanationAnswer & explanation
Correct answer: B. ifconfig
The `ifconfig` command is used on Linux systems to configure, view, or manage network interface parameters, including IP address, subnet mask, and default gateway.
Why the other options are wrong
- A. The `route` command is used to view or manipulate the IP routing table.
- C. The `ping` command is used to test network connectivity to a host.
- D. The `netstat` command displays network connections, routing tables, and interface statistics.
ifconfig
A command-line utility for configuring, viewing, and managing network interfaces on Unix-like operating systems, including Linux.
- Displays IP address, subnet mask, and other interface details.
- Can be used to bring interfaces up or down.
- Often superseded by 'ip' command in modern Linux distributions but still widely recognized.
Memory trick: If you want to see the configuration, just use 'ifconfig'.