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Linux Networking Concepts Flashcards
CompTIA Linux+ XK0-006 (V8) Flashcards
| Front | Back |
| How do you restart the NetworkManager service on a Linux system | systemctl restart NetworkManager |
| How do you view active network connections and listening ports using modern tools | ss -tuln |
| What command can test connections to specific ports on a remote server | telnet or nc |
| What command checks for open ports and services running on a Linux system | netstat or ss |
| What command displays network interfaces and their IP configurations | ip addr show |
| What does the 'ifconfig' command do on Linux | Configures or displays network interfaces (deprecated in newer Linux versions) |
| What is the command to display routing table information in Linux | ip route show |
| What is the command to flush or clear the IP address configuration on an interface | ip addr flush dev [interface] |
| What is the default configuration file for hostname resolution in Linux | /etc/hosts |
| What is the primary configuration file for network interface settings in Linux systems | /etc/network/interfaces |
| What tool can capture and analyze network packets in real-time | tcpdump |
| Which configuration file is used to define DNS servers in Linux | /etc/resolv.conf |
| Which protocol is commonly used for transferring files between Linux systems securely | SCP (Secure Copy Protocol) |
| Which service is used to dynamically assign IP addresses in a Linux network | DHCP |
| Which tool is used to test network connectivity by sending ICMP echo requests | ping |
This deck addresses networking topics such as configuration files, tools, protocols, and troubleshooting techniques specific to Linux systems.