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Network Based Services in Mobile NetworksContext, Typical Use Cases, Problem Area, Re!irements

IETF 87 Berlin, 29 July 2013BoF Meeting on Network Servie!"#ining $NS!%

walter"#ae$ner%voda&one"comn&ley'#nn(teleko'&)e

IETF 87 * 29 July 2013 1

mailto:walter.haeffner@vodafone.commailto:n.leymann@telekom.demailto:n.leymann@telekom.demailto:walter.haeffner@vodafone.com

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Context+ Moile Network- #n) Servie.l#t/or'-M#or Buil)ing Blok- o/ # TE Servie .l#t/or'

IETF 87 * 29 July 2013 2

'SS

MM( PCR)

CellA**re*ati

onNetwork

Back#a!l

Network S+- P+-eNB

Home Subscriber System

Mobility Management Entity

ServingGateway

PacketGateway

Policy

& ChargingRules

Function

LE Control Plane

LE !ata Plane

Network

Services.Si+/AN0

1peratorBased

Services

2nternete"o#e$

P3N4 Packet 3ata Network

Si

*inter/#e i- t"e 3.. re/erene oint etween .*4 #n) .#ket 5#t# Network&

i rotool -truture, )#t# ontent, -oe not -ei6e) $eu#l /or i in 3 network-

er#tor #-e) -ervie- like, oTE, M#il, 4e, :!S*e;Joyn, SMS, MMS not in -oe&oe "ere+ network -ervie- like 6rew#ll-, 5.I, er/or'#ne en"#ne'ent ro

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Context+ .rinile o/ Tyi#l A#r)*4ire) Si*?NServie-!urrent !o''on ?ro#" ogi#l iew on Tyi#l C-e !#-e-

IETF 87 * 29 July 2013 3

(

MP/S 5PN

1perator6s2MS .5o/T(0

1TT5ideo Service

P+-

-eb Service &or Smartp#one User

)ixed+Mobile+Conver*ed (nterprise Service

APN /B-eb

Proxy)- NAT

APN SBC

APN5ideo1ptimi

7er)-

5ideo Service

1perator6s 2MS o$er

APNRo!ter

AC/

MobileAccess

?.N+ ?e-- .oint N#'eB+ o#) B#l#nerF4+ Firew#ll?!+ ?e-- !ontrol i-tSB!+ Se--ion Bo#r)er !ontrollerIMS+ I. Multi'e)i# Su-y-te'TT+ ver T"e To

Service related 2P inter&ace, 5/AN

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Problem+ A#r)*4ire) Si*?N Servie-!urrent !o''on ?ro#" More ."y-i#l iew on Tyi#lSi*?N

IETF 87 * 29 July 2013 D

4it" )eloy'ent o/ #))ition#l v#lue*#))e) -ervie- inre#-ing nu'er o/

/untion- reuire)

in Si*?N& So'e /untion- in )e)i#te) )evie-, -o'eti'e- 'ultile

/untion- in one o

"#nge evolution#ry&

ery o/ten -t#ti I. link-, oliy routing, :F- et& u-e) to en/ore reuire)

-ervie -euene&

:e-ult- in -te#)il inre#-in , "#n)r#/te) o' le

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Re!irement+ Si'liity, Fle

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Re!irement+ Aig" 5egree o/ Free)o' in !"#in!re#tionNetwork rovi)e- u- wit" -u@ient Met#)#t# to )ierenti#te

IETF 87 * 29 July 2013 G

Some metadata in P+- state

U(4 terminal type .'TC one02MS2 .co!ntry, carrier, !ser0

TP T!nnel4 eNB+23time

PCR)4 !serAPN .service0@oSpolicy

P+-

PCR)

TP T!nnel/oadProb

eP(PSi

x

User (!ipment .U(0

Probes may deliver cell load,link loads, session loads etc"&or real time network policin*

4e '#y onnet #ll relev#nt -ervie /untion- wit" #ll relev#nt -oure- /or

'et#)#t# or

4e '#y iggy#k 'et#)#t# in/or'#tion wit" t"e I. #ket- tr#ver-ing #

-ervie "#in&

.iggy#king 'et#)#t# -ee'- to e 'ore -tr#ig"t/orw#r) t"#n iking

BP+T(8/S

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S!mmary+

IETF 87 * 29 July 2013 7

M#rket )yn#'i- #eler#te nee) #n) )e'#n) /or 'ore -ervie- #t #n

even /#-ter r#te&

4it" urrent #ro#"e- network -ervie ?N- #n) t"eir -ervie "#in-

eo'e 'ore #n) 'ore o'le