Network Operations

Ensuring Registry Data Quality

Xavier Le Bris

• 8 Mar 2011

• 6 min read

In order to ensure accurate and up to date registration data, the RIPE NCC started the Registry Data Quality project in 2009. The article below describes this activity and the problems we found and how we fixed them.

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Network Complexity and How to Deal with it

Michael Behringer

• 1 Mar 2011

• 5 min read

This article, prompted by a panel discussion at the RIPE 61 Meeting, describes the most significant implications of network complexity and suggests ways to deal with it. This is a topic that requires more work and a lot of input from network operators. We hope you’ll work with us to advance this su…

routing

2

0

First Impressions of Pollution in Two RIPE NCC Darknets

Manish Karir

• 21 Feb 2011

• 9 min read

We partnered with several Regional Internet Registries (RIRs), including the RIPE NCC, to examine what traffic is going to unallocated IP address ranges. In this particular case, we looked at traffic going to 5/8 and 37/8.

1

3

Three Case Studies on the Egyptian Disconnection

Claudio Squarcella

• 15 Feb 2011

• 5 min read

Roma Tre University presents three analyses related to the recent events in Egypt, proving interesting behavior in relation to the observed disconnection. We use tools like BGPlay and iBGPlay, developed for the visualisation of BGP dynamics.

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2

The Shape of a BGP Update

Vasco Asturiano

• 14 Feb 2011

• 6 min read

What happens to BGP traffic when an announcement or withdrawal of an address prefix propagates through the Internet? See below some interesting graphs and observations.

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8

Visualizing the Egyptian Disconnection

Richard Barnes

• 30 Jan 2011

• 3 min read

In the routing graphs produced by the RIPE REX tool, we can get a different visualization of Egyptian networks falling off of the Internet, and observe some interesting phenomena.

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3

Live Egyptian Internet Incident Analysis

Devin Bayer

• 28 Jan 2011

• 1 min read

We have been using the prototype RIPEstat toolbox to analyse what happened to the Internet in Egypt.

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1

The Future of the IPv6 CPE Survey - More Input Needed

Marco Hogewoning

• 24 Jan 2011

• 4 min read

After 3 updates and a lot of progress on IPv6 in general, it is time to think about the next version of the IPv6 CPE survey. With an increased deployment of IPv6, we are seeking a way to make it easier for you to provide feedback and to present the data in a more structured way.

ipv6

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5

IPv6 CPE Survey - Updated (January 2011)

Mirjam Kühne

• 24 Jan 2011

• 13 min read

Based on new information we received since the last publication, we updated the IPv6 CPE matrix below. Please also note a call for help. We are preparing a detailed survey to gather more user feedback and would like you participate in this survey.

ipv6

2

8

RIPE NCC Hostcount

Mark Dranse

• 4 Jan 2011

• 4 min read

For 20 years, the RIPE NCC counted the number of hosts in its service region. The Internet has grown dramatically since then and there are various ways to measure that growth. The article below describes the history of the Hostcount, the challenges we faced over the years and the reasons why we int…

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Network Operations

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