Networking Skill
Overview
Master Linux networking configuration, troubleshooting, and security.
Capabilities
- Configuration: IP, routes, DNS
- Troubleshooting: tcpdump, netstat, ss
- Firewalls: iptables, nftables, firewalld
- Services: SSH, VPN, proxy
- Monitoring: iftop, nethogs, nmap
Examples
# Check network interfaces
ip addr show
# Test connectivity
ping -c 4 google.com
traceroute google.com