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Patrik SVENSSON, UBERARCHITECT at Tele2 1 Why Do WE DO Enterprise Architecture? WHAT IS IT? HOW iS IT DONE?

Why Do We Do Enterprise Architecture? What is it? How Do We Do It?

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Ever since I became and Enterprise Architect I have worked with the most complex systems, all kinds of strategies for BI, Billing, Charging, Online and APIs and so on. What I still think is that the foundations of being an EA is very basic: hard work and separating the elephant is small manageable pieces.

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Page 1: Why Do We Do Enterprise Architecture? What is it? How Do We Do It?

Patrik SVENSSON, UBERARCHITECT at Tele2

1"

Why Do WE DO Enterprise

Architecture? WHAT IS IT?

HOW iS IT DONE?

Page 2: Why Do We Do Enterprise Architecture? What is it? How Do We Do It?

Lets START FROM

THE VERY BASIC BUILDING BLOCKS…

Page 3: Why Do We Do Enterprise Architecture? What is it? How Do We Do It?

What is enterprise Architecture?

Page 4: Why Do We Do Enterprise Architecture? What is it? How Do We Do It?

Lets talk about architecture. !

#1

Page 5: Why Do We Do Enterprise Architecture? What is it? How Do We Do It?

We have a frontend. !

And a Backend.!

#2

Page 6: Why Do We Do Enterprise Architecture? What is it? How Do We Do It?

We have a frontend. !

And a Backend.!

And a tier in the middle. !

#3

Page 7: Why Do We Do Enterprise Architecture? What is it? How Do We Do It?

We have a frontend. !

We do Prepaid. !

And a tier in the middle. !

We Do Postpaid. !

#4

Page 8: Why Do We Do Enterprise Architecture? What is it? How Do We Do It?

We have a frontend. !

We do Prepaid. !

And a tier in the middle. !

We Do Postpaid. !

#5

And we have a Network. !

Page 9: Why Do We Do Enterprise Architecture? What is it? How Do We Do It?

We have a frontend. !

We do Prepaid. !

And a tier in the middle. !

We Do Postpaid. !

#6

Ok, we have a 3G network! And we have a 4G network!

Page 10: Why Do We Do Enterprise Architecture? What is it? How Do We Do It?

We have a frontend. !

We do Prepaid. !

And a tier here to abstract the back-end. !

We Do Postpaid. !

#7

Ok, we have a 3G network! And we have a 4G network!

And another tier here to abstract the networks.!

Page 11: Why Do We Do Enterprise Architecture? What is it? How Do We Do It?

We have an Online Front-end.!

We do Prepaid. !

And a tier here to abstract the back-end. !

We Do Postpaid. !

#9

And another tier here to abstract the networks.!

We have an Offline Front-end.!

Ok, we have a 3G network! And we have a 4G network!

…and Data. !

Page 12: Why Do We Do Enterprise Architecture? What is it? How Do We Do It?

We have an Online Front-end.!

And a tier here to abstract the back-end. !

#10

As well as a 3G network!

And we have a 4G network!

And another tier here to abstract the networks.!

We have an Offline Front-end.!

Ok, we also have a 2,5 network!

We have a Tele2 Architecture!

We do Prepaid. ! We Do Postpaid. ! We do Data!

Page 13: Why Do We Do Enterprise Architecture? What is it? How Do We Do It?

#11

We have a Tele2 Architecture!

We have an Online Front-end.!

We do Prepaid. !

And a tier here to abstract the back-end. !

We Do Postpaid. !

As well as a 3G network!

And we have a 4G network!

And another tier here to abstract the networks.!

We have an Offline Front-end.!

Ok, we also have a 2,5 network!

Lets talk about architecture. !

Oh sorry, forgot OneCall!

Page 14: Why Do We Do Enterprise Architecture? What is it? How Do We Do It?

#20

We have a Tele2 Architecture!

We have an Online Front-end.!

We do Prepaid. !

And a tier here to abstract the back-end. !

We Do Postpaid. !

As well as a 3G network!

And we have a 4G network!

And another tier here to abstract the networks.!

We have an Offline Front-end.!

Ok, we also have a 2,5 network!

We also have the OneCall Architecture!

We have an Online Front-end.!

We do Prepaid. !

And a tier here to abstract the back-end. !

We Do Postpaid. !

As well as a 3G network!

And we have a 4G network!

And another tier here to abstract the networks.!

We have an Offline Front-end.!

Ok, we also have a 2,5 network!

Page 15: Why Do We Do Enterprise Architecture? What is it? How Do We Do It?

#30

We have a Tele2 Architecture!We have an Online Front-end.!

We do Prepaid. !

And a tier here to abstract the back-end. !

We Do Postpaid. !

As well as a 3G network!

And we have a 4G network!

And another tier here to abstract the networks.!

We have an Offline Front-end.!

Ok, we also have a 2,5 network!

We have a OneCall!Architecture!

We have an Online Front-end.!

We do Prepaid. !

And a tier here to abstract the back-end. !

We Do Postpaid. !

As well as a 3G network!

And we have a 4G network!

And another tier here to abstract the networks.!

We have an Offline Front-end.!

Ok, we also have a 2,5 network!

We have an Online Front-end.!

We do Prepaid. !

And a tier here to abstract the back-end. !

We Do Postpaid. !

As well as a 3G network!

And we have a 4G network!

And another tier here to abstract the networks.!

We have an Offline Front-end.!

Ok, we also have a 2,5 network!

Ähum, then we also have the Comviq Architecture ...!

Page 16: Why Do We Do Enterprise Architecture? What is it? How Do We Do It?

#40

We have a OneCall!Architecture!

We have an Online Front-end.!

We do Prepaid. !

And a tier here to abstract the back-end. !

We Do Postpaid. !

As well as a 3G network!

And we have a 4G network!

And another tier here to abstract the networks.!

We have an Offline Front-end.!

Ok, we also have a 2,5 network!

We have an Online Front-end.!

We do Prepaid. !

And a tier here to abstract the back-end. !

We Do Postpaid. !

As well as a 3G network!

And we have a 4G network!

And another tier here to abstract the networks.!

We have an Offline Front-end.!

Ok, we also have a 2,5 network!

We have a Comviq!Architecture!

We have an Online Front-end.!

We do Prepaid. !

And a tier here to abstract the back-end. !

We Do Postpaid. !

As well as a 3G network!

And we have a 4G network!

And another tier here to abstract the networks.!

We have an Offline Front-end.!

Ok, we also have a 2,5 network!

We have an Online Front-end.!

We do Prepaid. !

And a tier here to abstract the back-end. !

We Do Postpaid. !

As well as a 3G network!

And we have a 4G network!

And another tier here to abstract the networks.!

We have an Offline Front-end.!

Ok, we also have a 2,5 network!

To be honest Tele2 Sweden Residential Mobile ….!

Is Quite different from Tele2 Sweden Residential Fixed!

Page 17: Why Do We Do Enterprise Architecture? What is it? How Do We Do It?

And SO ON …

Page 18: Why Do We Do Enterprise Architecture? What is it? How Do We Do It?

A Target ARCHITECTURE HAS TO BE

BUILT BUSINESS UNIT BY BUSINESS UNIT.

Block By Block.

Page 19: Why Do We Do Enterprise Architecture? What is it? How Do We Do It?

THE PURPOSE WITH AN ARCHITECTURE IS

TO DRIVE THE BUSINESS. NoT to have

and Architecture.

Page 20: Why Do We Do Enterprise Architecture? What is it? How Do We Do It?

An Enterprise Architecture don’t have

to cover ALL OF your Company.

Only the ”Enterprise” AT HAND.

Page 21: Why Do We Do Enterprise Architecture? What is it? How Do We Do It?

THANKS! "