routing Archives

Networking tutorial - IT technology blog

Mitigate DDoS with BGP Flowspec and ExaBGP on Linux: Automated Routing-Level Packet Filtering

October 19, 2026

Volumetric DDoS attacks can overwhelm Linux network stacks in seconds. Learn how to combine ExaBGP with BGP Flowspec to automatically push line-rate filtering rules directly into core routing silicon.

Networking

Linux VRF: How to Run Multiple Independent Routing Tables on a Single Server

May 14, 2026

Tired of routing conflicts? Learn how to use Linux VRF to create multiple independent routing tables. This guide covers setup, interface assignment, and running services in isolated network contexts.

Networking

Mastering Linux Policy Based Routing: A Practical Guide to Multi-Gateway Setup

May 9, 2026

Take control of your Linux networking with Policy Based Routing (PBR). Learn how to create custom routing tables and rules to manage multiple gateways, VPNs, and ISPs with surgical precision.