Every packet tells a story — we read them all. A network engineering blog covering routing protocols, automation, observability, and the art of solving problems at scale. Deep technical analysis, practical configs, and lessons from the wire.
MPLS
L3VPN, VPLS, and EVPN implementation strategies for SP networks.
BGP
Deep dive into external peering, confederations, and route reflectors.
OSPF
Mastering area types, LSA propagation, and convergence tuning.
/usr/log/entries
Beyond the Ping: Mastering TWAMP on Juniper MX
TWAMP and TWAMP-Light on Juniper MX — detecting gray failures, jitter, and slowness before your customers report it.
AS Path
Indicate path back to the route source and prevents routing loops.
Local Preference
The Power of Local Preference. The first BGP attribute used to favor one route over another.
BGP Attributes
BGP uses different attributes to control the advertisement and influence path selection
Route Selection
How to influance the route selection with the approptiate attributes.
Finite State Machine
This article explains the different states during the BGP neighbor negotiation