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Different CDN technologies: DNS Vs Anycast Routing

And I am back from Malaysia after attending APRICOT 2014. It was a slightly slow event this time as less people came up due to change of location from Thailand to Malaysia. But I kind of enjoy the APRICOT in start of year. :)

It has been quite sometime when I blogged. After getting into Spectranet I got relatively more busy along with bit of travelling to Delhi NCR which has been taking lot of time. I wish to blog more over time. 

APRICOT 2014 - Malaysia

Quick update: I will be attending APRICOT 2014 in Malaysia. Excited to attend workshops & conference with the geeky networking community. author: “Anurag Bhatia” url: “/2014/02/update/apricot-2014-malaysia/”

Incase you are around, drop me a message and I would be happy to meet!

Updates from life!

And I am back in India after a long Europe trip and enjoying food again ;)

Some quick updates from Professional life

  1. I have quit from my job at PCH and won’t have an active full time involvement anymore.
  2. It is always nice to work under great leadership - at PCH it was Mr Bill Woodcock and I thoroughly enjoyed learning lot of things from him. 
  3. This situation always brings me to hard thoughts where you really want to stay in an organization and work under a leader you like but get into a mis-match of Organization’s requirement and goals with your personals goals and what you like doing etc. 
  4. I am joining National Indian ISP  - Spectranet / Citycom Networks as full time job and will be working with Network Planning & Operations team of Spectranet AS10029. 
  5. I will be working on multi-gigabit multi-homed core network of Spectranet AS10029 in optimization, upgradation as well as day to day operations of backbone. 
  6. This would be “officially” my first job with an Indian company. Closest I had earlier was my internship in Chennai based Zohocorp during my 1st year summer break at college. 

That’s all for updates for now. Ending this post with a nice selected scenic view from my Europe trip :)

Understanding the game of bandwidth pricing

I thought about this long back - “Who pays to whom in case of internet bandwidth?” I have been working in this domain from sometime and so far I have learnt that it’s really complex. I will try to put a series of blog post to give some thoughts on this subject. Firstly we have to understand that when we talk about “bandwidth price” it’s often layer 3 bandwidth which you buy in form of capacity over ethernet GigE, Ten-GigE and so on (or STMs if you are in India). As we know from back school class in networking - layer 3 works over layer 2 and so to deliver “bandwidth” on layer 3, one needs layer 2 physical circuit. Price paid by companies on layer 2 Vs layer 3 varies significantly based on their location, type of business, their target goal etc. E.g a content heavy company like Google pays hell lot of money on layer 2 circuits while it is strongly believed among networking community that Google is a tier 1 network and hence a “transit free” zone and they do not pay any amount on layer 3. In general the trend is pretty much as big networks have larger network footprint and connected “PoPs” over layer 2 (leading to a higher layer 2 bill) while relatively lower layer 3 bill while small networks depend significantly just on transit bandwidth (in form of layer3) and have very low layer 2 footprint.  

Europe trip and updates so far

My Europe trip is going good (so far!). Interesting experiences in meeting people across half a dozen of countries. 

Few key things I noticed so far:

  1. Food is a much bigger problem for a vegetarian like me in Europe then in a English speaking country like US or Singapore. Living on fruits, dry fruits, bread etc from Sunday and do feeling slightly weak. 
  2. Non-veg food is so high that smell of pork, etc in supermarket makes me to literally lose senses. 
  3. Internet connections are “awesome” almost everywhere. I get 4-5Mbps at free wifi hotspots and 15-20Mbps at hotel/offices/dorms etc. 
  4. Public transport is lot better than that of US. This is one major drawbacks of California while for other areas in US it isn’t impressive anyways. 
  5. Pre-paid cell phone connections are relatively cheap and one can get them easily for pretty low price. 
  6. Public peering and availability of layer 2 media is lot more in Europe then anywhere else in world!
  7. European folks travel a lot for fun. Something which we don’t really see in India. :)
  8. Smoking, consumption of drugs seems lot more common and bigger fashion out here as compared to any other part of world I have been to so far. 
  9. Place is somewhat less secure as compared to US. 
  10. Popular place are full of lines e.g I stood in line for getting entry to Eiffel Tower in Paris. 

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