Cloud networking – od teorii do praktyki.pdf

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Cloud Networking – From Theory to Practice

Ivan Pepelnjak (ip@ioshints.info)

NIL Data Communications

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Who is Ivan Pepelnjak ... in 30 Seconds

•  

Networking engineer since 1985 (DECnet, Netware, X.25,

OSI, IP ...)

•  

Technical director, later Chief Technology Advisor

@ NIL Data Communications

•  

Started the first commercial ISP in Slovenia (1992)

•  

Developed BGP, OSPF, IS-IS, EIGRP, MPLS courses

for Cisco Europe

•  

Architect of Cisco’s Service Provider (later CCIP) curriculum

•  

Consultant, blogger (blog.ioshints.info), book author

Focus:

•  

Core routing/MPLS, IPv6, VPN, Data centers, Virtualization

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© ipSpace.net / NIL Data Communications 2012

Cloud Networking – From Theory to Practice

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Disclaimers

•  

This presentation is an analysis of currently available virtual

networking architectures

•   It’s not an endorsement or bashing of companies, solutions or

products mentioned on the following slides

•  

It describes features not futures

•  

The crucial question: Does It Scale?

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© ipSpace.net / NIL Data Communications 2012

Cloud Networking – From Theory to Practice

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Cloud Services Taxonomy 101

•   IaaS is most interesting for

networking engineers

•   All others are just TCP/IP

applications - we know how

to do that

SaaS

Web application (PHP/Java/Ruby)

PaaS

What’s different?

•   Scalable

•   Elastic

•   Location-independent

•   On-demand

Scripting environment

DBaaS

Web server

Database

Storage-aaS (S3)

Key ingredients

•   Scalability

•   Orchestration

•   Customer-driven

deployment

Operating system

File system

IaaS

Storage-aaS (EBS)

CPU/RAM

Block Storage

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© ipSpace.net / NIL Data Communications 2012

Cloud Networking – From Theory to Practice

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What Type of IaaS Service Do You Offer?

Business decisions:

•   What is your added value?

•   What is your differentiator from Amazon and Rackspace?

•   Will you focus on enterprise apps or new-world (scale-out) apps?

•   Will you be low-cost or feature-rich?

Technical questions:

•  

Simple compute capacity or full-blown virtual private networks?

•  

TCP or UDP cloud?

•  

IP Multicast support?

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© ipSpace.net / NIL Data Communications 2012

Cloud Networking – From Theory to Practice

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