Banner image

Network Operations

All articles

noise

Noisy Routers: Investigating the Make-Up of Route Collector Data

Author image
Ebrima Jaw

11 min read

Analysis of 80B+ BGP updates shows repeated "noise" is highly concentrated in a small set of peers, sessions, and prefixes, inflating datasets. Researchers from Twente, CAIDA, SIDN Labs, and IIJ examine impacts on measurement and operations.

Article tags:

151 Please read the article before liking.
0
trust

The Internet’s Trust Architecture

Author image
Hisham Ibrahim

7 min read

The Internet’s core, rooted in open standards and unique identifiers, has always depended on trust. That trust is part of what makes coordination possible across distributed actors, shared systems, and diverse institutions. Looking at the Internet in these terms may help explain why similar technic…

Article tags:

43 Please read the article before liking.
0
Server racks in a data center

Operating a Data Center with a Small Team: Engineering Lessons from Central Asia

Author image
Furug Rasuli

10 min read

Managing ~600 infrastructure devices with a three-person team demands careful design choices. Based on experience in Central Asia, this article examines how standardisation, observability, and operational discipline support reliability at scale.

Article tags:

26 Please read the article before liking.
0
ott-apps

Beyond the Network View: DNS-Driven Application Visibility

Author image
Danny Lachos

6 min read

Network operators often lack visibility into which applications drive their traffic. We present an open-source DNS-based correlation method that enriches NetFlow and BGP data with application and CDN information. This enables a shift from a network-centric to an application-oriented view of traffic.

Article tags:

45 Please read the article before liking.
0
internal bgp

When iBGP Full Mesh Is Actually Unnecessary

Author image
José Mª Rivadeneyra

9 min read

A common misconception is that iBGP requires a full mesh or alternatives such as route reflectors. In reality, full mesh is not a protocol requirement, but a design choice that may be unnecessary and even undesirable in stub ASes and small ISPs.

Article tags:

48 Please read the article before liking.
4
break_loop_cover

Make This One Change to Prevent Routing Loops in Your Network

Author image
Maynard Koch

5 min read

Routing loops can trap packets between routers, preventing them from reaching their destination. In some cases, routers even duplicate looping packets, amplifying traffic and threatening Internet stability. We look at how this happens and how operators can prevent it.

Article tags:

164 Please read the article before liking.
0
Header-world-map-with-global-network

RootViz: New Root DNS Reachability Dashboard

Author image
Giovane Moura

6 min read

In this guest post, the team at SIDN Labs introduce a new dashboard built on RIPE Atlas data that lets the community visualise real-time measurement results and explore how probes reach the Internet’s root DNS servers.

Article tags:

50 Please read the article before liking.
0
iStock-2166597964

Ukraine as a Laboratory of Internet Resilience

Author image
Eliza Rohotska

15 min read

Ukraine’s Internet has not collapsed under invasion - it has adapted. This article examines what that reveals about the concept of resilience in the context of Internet infrastructure and the people who keep the networks running.

Article tags:

194 Please read the article before liking.
0
server_green

When ToR Instability Collapses Cross-Rack Redundancy Without Breaching SLA

Author image
Ruslan Seyidov

7 min read

This article examines a two-rack deployment where ToR instability quietly collapsed redundancy while SLA metrics remained within bounds, revealing how service-level monitoring can mask structural risk.

Article tags:

28 Please read the article before liking.
0
dt_image

Testing IXP Configurations Without Breaking Production: A Digital Twin Approach

Author image
Tommaso Caiazzi

7 min read

Configuration mistakes at an IXP can have immediate impact. Building on the earlier IXP Digital Twin project, this article presents a new dashboard that enables operators to recreate production environments, validate routing state, and test member onboarding off production.

Article tags:

173 Please read the article before liking.
0

Showing 963 article(s)