From Active Networks to Software Defined Networks (SDN)

89 Pages·2014·4.76 MB·English

by  Ahmad Rostami

The Evolution of Programmable
Networks: From Active Networks
Slide title to Software Defined Networks
70 pt

(SDN)

CAPITALS

Ahmad Rostami, PhD
Slide subtitle
Ericsson Research, Stockholm
minimum 30 pt

[e-mail]
Slide title
Outline of Tutorial – I
44 pt

› 
Programmability in Telephony Networks"

Text and bullet level 1
› 
minimum 24 pt Introduction to Programmable Networks "

Bullets level 2-5
› Definition (What) & Why we need that"
minimum 20 pt

› How can we evaluate different approaches "

› Approaches to PN (How): A Quick Retrospective Review "
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´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞ › Active Networks"
ßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂ
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ńŅņŇňŌŐőŒœŔŕŖŗŘřŚśŞşŠšŢţŤťŪūŮůŰűŲų
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ĹĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞŞŢŢŤŤŪŪŮŮŰŰ
ŲŲŴŴŶŶŹŹŻŻȘș−≤≥fifl

ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦ
ΧΨΪΫΆΈΉΊΰαβγδεζηθικλνξορςΣΤΥ › ForCES"
ΦΧΨΩΪΫΌΎΏ
ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОП
РСТУФХЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИ
ЙКЛМНОПРСТУФХЦЧШЩЪЫЬЭЮЯЁЂ
ЃЄЅІЇЈЉЊЋЌЎЏѢѢѲѲѴѴҐҐәǽẀẁẂẃẄẅỲỳ№

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text in the footer area
ITC’26 Tutorial | A. Rostami | 2014-09-08 | Page 2
Slide title
Outline of Tutorial – II
44 pt

› 
Software Defined Networking (SDN)"

Text and bullet level 1
minimum 24 pt › Introduction & Basic Concept "

Bullets level 2-5 › SDN Realization Example: OpenFlow"
minimum 20 pt

› SDN/OpenFlow Benefits and Issues"

› SDN Controllers"

Characters for Embedded font:
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@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdef
ghijklmnopqrstuvwxyz{|}~¡¢£¤¥¦§¨©ª«¬®¯°±²³ › SDN Use-case Example: Network Virtualization"
´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞ
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ńŅņŇňŌŐőŒœŔŕŖŗŘřŚśŞşŠšŢţŤťŪūŮůŰűŲų
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ĹĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞŞŢŢŤŤŪŪŮŮŰŰ
ŲŲŴŴŶŶŹŹŻŻȘș−≤≥fifl

ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦ
ΧΨΪΫΆΈΉΊΰαβγδεζηθικλνξορςΣΤΥ
ΦΧΨΩΪΫΌΎΏ
ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОП
РСТУФХЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИ
ЙКЛМНОПРСТУФХЦЧШЩЪЫЬЭЮЯЁЂ
ЃЄЅІЇЈЉЊЋЌЎЏѢѢѲѲѴѴҐҐәǽẀẁẂẃẄẅỲỳ№

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ITC’26 Tutorial | A. Rostami | 2014-09-08 | Page 3
Slide title
Outline of Tutorial – III
44 pt

› 
Network Function Virtualization (NFV)"

Text and bullet level 1
minimum 24 pt › Relation to SDN "

Bullets level 2-5 › 
SDN and NFV in Action: Unifying Cloud & Carrier
minimum 20 pt

Networks "

› 
Pointers to Relevant Bodies"

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ńŅņŇňŌŐőŒœŔŕŖŗŘřŚśŞşŠšŢţŤťŪūŮůŰűŲų
ŴŵŶŷŸŹźŻżŽŽžžƒȘșˆˇ˘˙˚˛˜˝ẀẁẃẄẅỲỳ–—‘’‚“”„†‡•…‰‹›⁄
€™ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚĞĞĠĠĢĢĪĪĮĮİĶĶ
ĹĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞŞŢŢŤŤŪŪŮŮŰŰ
ŲŲŴŴŶŶŹŹŻŻȘș−≤≥fifl

ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦ
ΧΨΪΫΆΈΉΊΰαβγδεζηθικλνξορςΣΤΥ
ΦΧΨΩΪΫΌΎΏ
ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОП
РСТУФХЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИ
ЙКЛМНОПРСТУФХЦЧШЩЪЫЬЭЮЯЁЂ
ЃЄЅІЇЈЉЊЋЌЎЏѢѢѲѲѴѴҐҐәǽẀẁẂẃẄẅỲỳ№

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ITC’26 Tutorial | A. Rostami | 2014-09-08 | Page 4
Slide title
44 pt

A quick look at the control

in telephony networks
Text and bullet level 1
minimum 24 pt

Bullets level 2-5
minimum 20 pt —OR—

How was programmability
Characters for Embedded font:
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@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdef
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´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞ introduced into telephony
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ńŅņŇňŌŐőŒœŔŕŖŗŘřŚśŞşŠšŢţŤťŪūŮůŰűŲų
ŴŵŶŷŸŹźŻżŽŽžžƒȘșˆˇ˘˙˚˛˜˝ẀẁẃẄẅỲỳ–—‘’‚“”„†‡•…‰‹›⁄
€™ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚĞĞĠĠĢĢĪĪĮĮİĶĶ networks more than 20
ĹĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞŞŢŢŤŤŪŪŮŮŰŰ
ŲŲŴŴŶŶŹŹŻŻȘș−≤≥fifl

ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦ
ΧΨΪΫΆΈΉΊΰαβγδεζηθικλνξορςΣΤΥ years ago?
ΦΧΨΩΪΫΌΎΏ
ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОП
РСТУФХЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИ
ЙКЛМНОПРСТУФХЦЧШЩЪЫЬЭЮЯЁЂ
ЃЄЅІЇЈЉЊЋЌЎЏѢѢѲѲѴѴҐҐәǽẀẁẂẃẄẅỲỳ№

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ITC’26 Tutorial | A. Rostami | 2014-09-08 | Page 5
Signaling System No. 7 (SS7)
Slide title
44 pt

STP STP

SS7 Signaling

Text and bullet level 1
Network
minimum 24 pt SCP

Bullets level 2-5 STP STP
minimum 20 pt

Characters for Embedded font:
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@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdef
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ńŅņŇňŌŐőŒœŔŕŖŗŘřŚśŞşŠšŢţŤťŪūŮůŰűŲų
ŴŵŶŷŸŹźŻżŽŽžžƒȘșˆˇ˘˙˚˛˜˝ẀẁẃẄẅỲỳ–—‘’‚“”„†‡•…‰‹›⁄
€™ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚĞĞĠĠĢĢĪĪĮĮİĶĶ Voice Circuits Networks
ĹĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞŞŢŢŤŤŪŪŮŮŰŰ
ŲŲŴŴŶŶŹŹŻŻȘș−≤≥fifl
SSP

ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦ
ΧΨΪΫΆΈΉΊΰαβγδεζηθικλνξορςΣΤΥ
ΦΧΨΩΪΫΌΎΏ SSP
ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОП
РСТУФХЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИ
ЙКЛМНОПРСТУФХЦЧШЩЪЫЬЭЮЯЁЂ
ЃЄЅІЇЈЉЊЋЌЎЏѢѢѲѲѴѴҐҐәǽẀẁẂẃẄẅỲỳ№

SSP: Service Switching Point

STP: Signal Transfer Point
Do not add objects or
SCP: Service Control Point
text in the footer area
ITC’26 Tutorial | A. Rostami | 2014-09-08 | Page 6
Intelligent Networks (IN) – I
Slide title
44 pt

Value-Added ! Approach & !
Introduction of !

Telephony Services! Shortcomings!
Text and bullet level 1 IN!
minimum 24 pt

Bullets level 2-5 Decouple the service
The main approach
minimum 20 pt
Introduction of "
intelligence from the
to new services
digital switches " basic call control in a
was based on the "

in 80´s opened
switch. "
pre-programmed
Characters for Embedded font:
!"#$%&'()*+,-./0123456789:;<=>? opportunities for
@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdef switches (SSPs)." "
ghijklmnopqrstuvwxyz{|}~¡¢£¤¥¦§¨©ª«¬®¯°±²³
´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞ
ßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂ offering new value-
ăąĆćĊċČĎďĐđĒĖėĘęĚěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃ Lack of "
ńŅņŇňŌŐőŒœŔŕŖŗŘřŚśŞşŠšŢţŤťŪūŮůŰűŲų
ŴŵŶŷŸŹźŻżŽŽžžƒȘșˆˇ˘˙˚˛˜˝ẀẁẃẄẅỲỳ–—‘’‚“”„†‡•…‰‹›⁄
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ĹĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞŞŢŢŤŤŪŪŮŮŰŰ Programmability of " Push the service
ŲŲŴŴŶŶŹŹŻŻȘș−≤≥fifl
forwarding, call
ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦ Switches led to intelligence to (a
ΧΨΪΫΆΈΉΊΰαβγδεζηθικλνξορςΣΤΥ
ΦΧΨΩΪΫΌΎΏ
ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОП waiting, …" few) centralized
РСТУФХЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИ lengthy process of
ЙКЛМНОПРСТУФХЦЧШЩЪЫЬЭЮЯЁЂ
ЃЄЅІЇЈЉЊЋЌЎЏѢѢѲѲѴѴҐҐәǽẀẁẂẃẄẅỲỳ№
location inside the
creating new

network. "
Services. "

"

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text in the footer area
ITC’26 Tutorial | A. Rostami | 2014-09-08 | Page 7
Intelligent Networks (IN) – I I
Slide title
44 pt

STP STP STP STP

SS7 SS7
2
Text and bullet level 1
Signaling SCP Signaling SCP
minimum 24 pt
Network Network
Bullets level 2-5
STP STP STP STP

minimum 20 pt

1: Basic Call Handling

2: Service Intelligence

Characters for Embedded font:
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´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞ SSP SSP
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ńŅņŇňŌŐőŒœŔŕŖŗŘřŚśŞşŠšŢţŤťŪūŮůŰűŲų 1&2 Voice Circuits SSP 1 Voice Circuits SSP
ŴŵŶŷŸŹźŻżŽŽžžƒȘșˆˇ˘˙˚˛˜˝ẀẁẃẄẅỲỳ–—‘’‚“”„†‡•…‰‹›⁄
€™ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚĞĞĠĠĢĢĪĪĮĮİĶĶ
ĹŲĹŲĻŴĻĽŴĽŃŶŶŃŹŅŹŅŻŻŇȘŇșŌ−Ō≤≥ŐfiŐflŔŔ ŖŖŘŘŚŚŞŞŢŢŤŤŪŪŮŮŰŰ Networks 1&2 Networks 1
SSP SSP
ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦ
ΧΨΪΫΆΈΉΊΰαβγδεζηθικλνξορςΣΤΥ 1&2 1
ΦΧΨΩΪΫΌΎΏ
ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОП
РСТУФХЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИ
ЙКЛМНОПРСТУФХЦЧШЩЪЫЬЭЮЯЁЂ
ЃЄЅІЇЈЉЊЋЌЎЏѢѢѲѲѴѴҐҐәǽẀẁẂẃẄẅỲỳ№

Making the call control programmable enabled (facilitated) many

interesting value-added services, e.g., 0800-xxx numbers. "
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ITC’26 Tutorial | A. Rostami | 2014-09-08 | Page 8
Slide title
44 pt

Text and bullet level 1
minimum 24 pt
Introduction to
Bullets level 2-5
minimum 20 pt

network

Characters for Embedded font:
!"#$%&'()*+,-./0123456789:;<=>?
@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdef programmability
ghijklmnopqrstuvwxyz{|}~¡¢£¤¥¦§¨©ª«¬®¯°±²³
´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞ
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ńŅņŇňŌŐőŒœŔŕŖŗŘřŚśŞşŠšŢţŤťŪūŮůŰűŲų
ŴŵŶŷŸŹźŻżŽŽžžƒȘșˆˇ˘˙˚˛˜˝ẀẁẃẄẅỲỳ–—‘’‚“”„†‡•…‰‹›⁄
€™ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚĞĞĠĠĢĢĪĪĮĮİĶĶ
ĹĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞŞŢŢŤŤŪŪŮŮŰŰ
ŲŲŴŴŶŶŹŹŻŻȘș−≤≥fifl

ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦ
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ЙКЛМНОПРСТУФХЦЧШЩЪЫЬЭЮЯЁЂ
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Classical Internet
Slide title
44 pt Architecture

Internet: an interconnection of comm. nodes each monolithically

realizing forwarding & control based on a layered architecture!
Text and bullet level 1
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Bullets level 2-5 Forwarding & Control
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ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОП
РСТУФХЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИ
ЙКЛМНОПРСТУФХЦЧШЩЪЫЬЭЮЯЁЂ
ЃЄЅІЇЈЉЊЋЌЎЏѢѢѲѲѴѴҐҐәǽẀẁẂẃẄẅỲỳ№

L1-L3 Processing (Forwarding) "

Application

Processing (L4+)
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