Drop early, drop often: Raw vs filter iptables packet filtering
Guest Post: Examining iptables performance when filtering traffic at different processing stages within a Linux-based router.
Why is IPv6 Router Advertisement default-enabled by some network vendors?
Guest Post: Making the case for sensible defaults.
BGPlay data misinterpretation led to a BGP false alarm call
Guest Post: BGP false alarm — what happened, and what can we learn from it?
Behavioural differences of IPv6 subnet-router anycast address implementations
Guest Post: Finding inconsistencies in vendor implementations of IPv6 subnet-router anycast addressing.
Navigating a BGP zombie outbreak on Juniper routers
Guest Post: Observing zombie-like behaviour in real time and taking a closer look.
IPv6 architecture and subnetting guide for network engineers and operators
Guest Post: A practical guide to implementing an IPv6 architecture and subnetting system.
Interesting IPv6/NDP observation
Guest Post: What happens when an implementation is technically compliant but doesn’t behave as expected?
How I set up my own Autonomous System
Guest Post: What does it take to set up your own AS and keep it running?
How to: Edge router and BNG optimization
Guest Post: Best practice implementation guide for ISPs using MikroTik RouterOS to provide access via PPPoE or MikroTik for their edge/core routers.