Code, networks...
Latest tutorials and blog posts, carefully hand-crafted and mildly emojified.
Recent
Routers: Control Plane protections and their implications
·9 mins
In this post we will explore why protecting the Control Plane of a switch/router is vital, some of their counter-measures and their implications.
clang: avoid uninitialized variables in eBPF
Even with
-Wall -Werror, clang may silently accept buggy eBPF code with uninitialized variables and generate binaries that pass the Kernel verifier.
What is 'Packet, where are you?' - Meet pwru!
The eBPF network packet tracing tool you didn’t know you needed!
Getting started with pwru
11 mins
An introduction to the power of ‘Packet, where are you?’ - pwru to debug and troubleshoot networking issues in Linux.
How to quickly bootstrap an Autotools project
Autotools is old, slow, quirky, but then sometimes it’s just what you need…
Marc Suñé
Latest tutorials and blog posts, carefully hand-crafted and mildly emojified.
Recent
Routers: Control Plane protections and their implications
·9 mins
In this post we will explore why protecting the Control Plane of a switch/router is vital, some of their counter-measures and their implications.
clang: avoid uninitialized variables in eBPF
Even with
-Wall -Werror, clang may silently accept buggy eBPF code with uninitialized variables and generate binaries that pass the Kernel verifier.What is 'Packet, where are you?' - Meet pwru!
The eBPF network packet tracing tool you didn’t know you needed!
Getting started with pwru
11 mins
An introduction to the power of ‘Packet, where are you?’ - pwru to debug and troubleshoot networking issues in Linux.
How to quickly bootstrap an Autotools project
Autotools is old, slow, quirky, but then sometimes it’s just what you need…