Skip to main content
Redhat Developers Logo
  • Products

    Platforms

    • Red Hat Enterprise Linux
      Red Hat Enterprise Linux Icon
    • Red Hat AI
      Red Hat AI
    • Red Hat OpenShift
      Openshift icon
    • Red Hat Ansible Automation Platform
      Ansible icon
    • See all Red Hat products

    Featured

    • Red Hat build of OpenJDK
    • Red Hat Developer Hub
    • Red Hat JBoss Enterprise Application Platform
    • Red Hat OpenShift Dev Spaces
    • Red Hat OpenShift Local

    • Red Hat Developer Sandbox

      Try Red Hat products and technologies without setup or configuration fees for 30 days with this shared Red Hat OpenShift and Kubernetes cluster.
    • Try at no cost
  • Technologies

    Featured

    • AI/ML
      AI/ML Icon
    • Linux
      Linux Icon
    • Kubernetes
      Cloud icon
    • Automation
      Automation Icon showing arrows moving in a circle around a gear
    • See all technologies

    • Programming languages & frameworks

      • Java
      • Python
      • JavaScript

    • System design & architecture

      • Red Hat architecture and design patterns
      • Microservices
      • Event-Driven Architecture
      • Databases

    • Developer experience

      • Productivity
      • Tools
      • GitOps

    • Automated data processing

      • AI/ML
      • Data science
      • Apache Kafka on Kubernetes

    • Platform engineering

      • DevOps
      • DevSecOps
      • Red Hat Ansible Automation Platform for applications and services

    • Secure development & architectures

      • Security
      • Secure coding
  • Learn

    Featured

    • Kubernetes & cloud native
      Openshift icon
    • Linux
      Rhel icon
    • Automation
      Ansible cloud icon
    • AI/ML
      AI/ML Icon
    • See all learning resources

    E-books

    • GitOps cookbook
    • Podman in action
    • Kubernetes operators
    • The path to GitOps
    • See all e-books

    Cheat sheets

    • Linux commands
    • Bash commands
    • Git
    • systemd commands
    • See all cheat sheets

    Documentation

    • Product documentation
    • API catalog
    • Legacy documentation
  • Developer Sandbox

    Developer Sandbox

    • Access Red Hat’s products and technologies without setup or configuration, and start developing quicker than ever before with our new, no-cost sandbox environments.
    • Explore the Developer Sandbox

    Featured Developer Sandbox activities

    • Get started with your Developer Sandbox
    • OpenShift virtualization and application modernization using the Developer Sandbox
    • Explore all Developer Sandbox activities

    Ready to start developing apps?

    • Try at no cost
  • Blog
  • Events
  • Videos

Toke Høiland-Jørgensen

Toke Høiland-Jørgensen's contributions

Featured image for: SCTP over UDP in the Linux kernel.
Article

Using eBPF to attribute packet drops to netfilter rules

Toke Høiland-Jørgensen
November 3, 2025

Learn how to use eBPF to identify which Netfilter rule caused a packet drop in the Linux kernel.

Red Hat Developers logo LinkedIn YouTube Twitter Facebook

Platforms

  • Red Hat AI
  • Red Hat Enterprise Linux
  • Red Hat OpenShift
  • Red Hat Ansible Automation Platform
  • See all products

Build

  • Developer Sandbox
  • Developer tools
  • Interactive tutorials
  • API catalog

Quicklinks

  • Learning resources
  • E-books
  • Cheat sheets
  • Blog
  • Events
  • Newsletter

Communicate

  • About us
  • Contact sales
  • Find a partner
  • Report a website issue
  • Site status dashboard
  • Report a security problem

RED HAT DEVELOPER

Build here. Go anywhere.

We serve the builders. The problem solvers who create careers with code.

Join us if you’re a developer, software engineer, web designer, front-end designer, UX designer, computer scientist, architect, tester, product manager, project manager or team lead.

Sign me up

Red Hat legal and privacy links

  • About Red Hat
  • Jobs
  • Events
  • Locations
  • Contact Red Hat
  • Red Hat Blog
  • Inclusion at Red Hat
  • Cool Stuff Store
  • Red Hat Summit
© 2025 Red Hat

Red Hat legal and privacy links

  • Privacy statement
  • Terms of use
  • All policies and guidelines
  • Digital accessibility

Report a website issue