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ISP Column

Algorithm to detect a transit free network

June 28, 2022June 28, 2022 Anurag BhatiaLeave a Comment on Algorithm to detect a transit free network

In a recent Network AF podcast Avi Freedman (Kentik) joked with the guest about how he finds who is transit free / tier 1 network. He said, “I ask everyone who they think is a tier 1 network. Everyone includes…

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ISP Column

New VPN & datacenter connection logging rules

June 14, 2022June 14, 2022 Anurag BhatiaLeave a Comment on New VPN & datacenter connection logging rules

CERT-IN i.e Computer Emergency Response Team, India issued new guidelines on 28th April. Guidelines essentially ask those VPN providers to keep a log of customer details, their IP addresses, emails, phone numbers etc and maintain that log for at least…

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ISP Column

Doomsday and working of the internet

June 1, 2022June 1, 2022 Anurag BhatiaLeave a Comment on Doomsday and working of the internet

In the early phase of Russia – Ukraine war, Ukraine made a strange request to ICANN. They asked ICANN to remove .ru (Russian ccTLD) from the root DNS servers, revoke SSL certs for .ru and shut down root DNS servers…

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ISP Column

GGN Summit | Bangalore | IPv6 transitioning & more!

May 20, 2022May 20, 2022 Anurag BhatiaLeave a Comment on GGN Summit | Bangalore | IPv6 transitioning & more!

I am in Bangalore for two days. While there are many things packed into these two days short schedule, one of the most exciting ones is Google Global Network India Innovation Summit. While Google has presented across various events in…

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ISP Column

Inefficient IGP can make eBGP go wild!

April 20, 2022April 20, 2022 Anurag BhatiaLeave a Comment on Inefficient IGP can make eBGP go wild!

Lately, I have been struggling to keep latency in check between my servers in India and Europe. Since Nov 2021 multiple submarine cables are down impacting significant capacity between Europe & India. The impact was largely on Airtel earlier but…

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Recent Posts

  • Algorithm to detect a transit free network
  • New VPN & datacenter connection logging rules
  • Doomsday and working of the internet
  • GGN Summit | Bangalore | IPv6 transitioning & more!
  • Challenges of building a world class NOG

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