Networking Fundamentals¶
Core concepts for understanding Linux networking and packet flow.
In This Section¶
- Linux Networking - How packets flow through the kernel
- Netfilter - The kernel's packet filtering framework
- iptables - Tables, chains, and rule processing
- nftables - The modern netfilter frontend
- Namespaces - Container and VM network isolation
See Also¶
- UFW - Uncomplicated Firewall
- Docker Networking - Container networking
- KVM Networking - VM networking