Tag: internet

Residential VDSL2/PPPoE connection with a Juniper SRX

I have gotten my hands on an older Juniper SRX 300. Lacking a better use case, I determined this could be a reasonable home router for my VDSL2 connection.

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Juniper EX4200 – Issues with route filtering

Issues with EX4200 – RPD_RT_PREFIX_LIMIT_REACHED: Number of prefixes (16384) in table inet.0 reached configured maximum (16384).

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Deciphering Traceroute rDNS

Ever wondered what “xe” means in traceroutes?

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Vultr List of Transits – 2020/10

Once again, I compiled a list of Vultr transits per location into a spreadsheet

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Vultr List of Transits – 2020/06

Once again, I compiled a list of Vultr transits per location into a spreadsheet

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Linux system as an IXP router

While it is possible to use a Linux based router in an internet exchange setting, there are some tweaks one has to make in order to not cause any trouble.

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Looking Glass Collection

A collection of looking glasses of various ISPs

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Retaking control of your network: Part 2

Computer networks are becoming increasingly complex with more and more devices connected each day. Gaining network visibility is absolutely crucial to ensure your traffic flows smoothly and transit costs are kept low. In this mini-series I will show you how to set-up sFlow sampling on Linux, aggregate the data and finally present it in flashy graphs.

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Retaking control of your network: Part 1

Computer networks are becoming increasingly complex with more and more devices connected each day. Gaining network visibility is absolutely crucial to ensure your traffic flows smoothly and transit costs are kept low. In this mini-series I will show you how to set-up sFlow sampling on Linux, aggregate the data and finally present it in flashy graphs.

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