module 2 protocol stackv1.ppt
TRANSCRIPT
-
7/21/2019 Module 2 Protocol Stackv1.ppt
1/60
1 Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"
$on%i&ential
Module4
Protocol Stack
-
7/21/2019 Module 2 Protocol Stackv1.ppt
2/60
! Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"
$on%i&ential
BTS
BSC
TCSM /TRAU
NetActT
M
Abis
Ater A
O&M
SMLC
Lb+
BSC
BSC-BSC
All IP/ Ethernet in NSN 2G Radio Access elementsEntire NSN GSM interfaces supporting IP/ E!
"ore Site"ore Site
SGSN
MS"
MG#
Gb
Sigtran
Before BSS13
C!So"SN#
RG$%
"acet Abis
A o'er ("
RG1%
C!So"SN#
Abis
$SS$SS
A
-
7/21/2019 Module 2 Protocol Stackv1.ppt
3/60
Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"
$on%i&ential
#hat %asicall& is Packet A%is'
$o&e' is pa'ke& into pa'ket &ire'tl instea& o% #*+ %rame
Ban&wi&t, is poole& %or all tpes o% tra%%i'(no &e&i'ate& allo'ation anmore)e.. S &ata tra%%i' 'an utilie all an&wi&t, aailale
Not,in is sent2 w,en t,ere is not,in to sent
,si'al me&ia is3 4H/S4H (51/12 SM1/O$)
3 5t,ernet
5t,ernet orM/H4$
7 +4 # "()E"*"()E"*
RG2+
-
7/21/2019 Module 2 Protocol Stackv1.ppt
4/60
8 Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"
$on%i&ential
Ethernet P!,)M
IP
Packet A%is - Protocol Stack
U)"
NSN RT"
SCT"
(UA
M" M. PPP
M-*aneC-*ane"S U-*ane CS U-*ane
I"MP
ARP
Ethernet MA"
-
7/21/2019 Module 2 Protocol Stackv1.ppt
5/60
9 Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"
$on%i&ential
Ne0 ransport Protocols 1or Packet A%is
a'ket *is re:uires t,e a&option o% new transport proto'olswit, respe't to t,e ea' *is.
,e transport proto'ols to e use&2 on t,e one ,an& &epen& on;
,e tpe o% tra%%i' %low t,at ,as to e 'onee& oer t,e *isinter%a'e2 on t,e ot,er ,an& are 'on&itione& to t,e two possile
ariants$ 1""0 ?=@ an&
use& to areate (un&le) multiple p,si'al links into a sinle loi'al/irtuallink.
,is ailit to 'omine multiple lower-spee& links into a sinle2 ,i,er-spee&&ata pat, is o%ten re%erre& to as pa'ket-ase& inerse multipleAin.
7n a'ket *is oer 4M2 M is to e use& %or areation o% H4$
',annels an& treat t,em as a sinle p,si'al pipe %or transportin t,e ,i,erlaer 7 pa'kets.
7n t,e transmit &ire'tion2 M takes a pa'ket2 optionall %raments it2 an&a&&s a M ,ea&er w,i', in'lu&es se:uen'e numer (an& ! its
in&i'atin einnin an& en& o% %rament). 5a', resultin %rament (or w,olepa'ket) is transmitte& a'ross a separate p,si'al link o% t,e un&le. *t t,ere'eier si&e2 t,e ,ea&ers are use& to re'onstru't t,e 'omplete pa'ket.
-
7/21/2019 Module 2 Protocol Stackv1.ppt
8/60 Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"
$on%i&ential
ser Plan
$on'ernin $S /S +ser-plane2 t,e tra%%i' is to e sent a'rosst,e *is inter%a'e oer t,e +4/7 proto'ol sta'k< t,isrear&less o% t,e nature o% t,e tra%%i' itsel% (i.e. spee',2 &ataC).
*is $S /S +ser-plane %rame %ormat in'lu&in NSN
MultipleAe& #
-
7/21/2019 Module 2 Protocol Stackv1.ppt
9/60" Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"
$on%i&ential
"ontrol Plan
*s %ar as $-plane is 'on'erne&2 t,e sinalin %low (#DS7E) isto e trans%erre& ia 7+* (7S4N +ser *&aptation) proto'ol laer.7+* (#>$ 8! ?6@) &e%ines a proto'ol %or a'k,aulin o%7nterate& Seri'es 4iital Network (7S4N) F."!1 +sermessaes (i.e. *4 user messaes) oer 7 usin t,e Stream$ontrol ransmission roto'ol (S$) in etween.7+* essentiall uses S$ to a&apt G*4 ',annels to etrans%erre& oer 7
-
7/21/2019 Module 2 Protocol Stackv1.ppt
10/6010 Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"
$on%i&ential
!eader compression
7n s,ort2 7 ,ea&er 'ompression is t,e pro'ess o% 'ompressineA'ess proto'ol ,ea&ers e%ore transmittin t,em on a link an&un'ompressin t,em to t,eir oriinal state on re'eption at t,eot,er en& o% t,e link. 7t is possile to 'ompress t,e proto'ol,ea&ers &ue to t,e re&un&an' in ,ea&er %iel&s o% t,e samepa'ket as well as 'onse'utie pa'kets o% t,e same pa'ketstream.
-
7/21/2019 Module 2 Protocol Stackv1.ppt
11/6011 Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"
$on%i&ential
!eader compression
$onsi&erin t,e 'onstraint aoe an& t,e %a't t,at ,ea&er'ompression mi,t not e aailale in all network elements2 t,e%un'tionalit is rear&e& as optional an& to e enale&/&isale& 'on%iuration.
Hea&er 'ompression is 'onsi&ere& as essential %or a'ket *is
oer 4M w,ere re&u'in t,e oer,ea& allows a more e%%i'ientuse o% t,e an&wi&t, 'ompare& to lea' *is. >or a'ket *isoer SN (5t,ernet) t,e %un'tionalit is instea& 'onsi&ere& asene%i'ial (i.e. important ut not essential an& so &e%errale to%uture releases) sin'e in t,is 'ase an&wi&t, sain is less
'ru'ial t,an in t,e 4M one.
-
7/21/2019 Module 2 Protocol Stackv1.ppt
12/601! Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"
$on%i&ential
M" PPP Multi "lass Point to Point Protocol35
M$ (Multi $lass oint to oint roto'ol)2 as &e%ine& in#>$ !66 ?@2 is an eAtension o% M t,at allows &e%ininmore t,an one instan'e o% M ea', one &istinuis,e& wit,a 'lass numer ( pro%itin o% preiousl unuse& its). ,iswa2 %or ea', 'lass it is possile to use a separate se:uen'enumer spa'e an& reasseml u%%er to e ale to ensure t,att,at most important tra%%i' tpes are treate& wit, ,i,er priorit.,e multiple M instan'es are still usin t,e er same&ata links (tra%%i' is not separate& on t,e links2 ut multipleAe&toet,er).
7n 'ase o% a'ket *is oer 4M2 M$ is to e use& %orseparation o% tra%%i' 'lasses ($-plane2 $S2 S2 M-plane).
-
7/21/2019 Module 2 Protocol Stackv1.ppt
13/60
1 Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"
$on%i&ential
Packet A%is o6er )M
-
7/21/2019 Module 2 Protocol Stackv1.ppt
14/60
18 Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"
$on%i&ential
"S )omain ser Plane
*
E.=11
)4M 61
MS$*ter*0is
)4M 61
7
+4
$o&e'
H46$
NSN muA& #)
)4M 61
E.=11
)rans'o&in
)4M 61
H46$
)4M 61
$o&e'
)#*+ %rame
)4M 61
BS$B)S
M6/M$- M6/M$-
)$
7
+4
NSN muA& #) )#*+ %rame
Packet A%is o6er )M7 "S domain protocol stack 8plane3
-
7/21/2019 Module 2 Protocol Stackv1.ppt
15/60
19 Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"
$on%i&ential
"S )omain "ontrol Plane
**0is
H46$
)4M 61
H46$
)4M 61
BS$ MS$B)S
M6/M$- M6/M$-
)4M 61
7
S$)
7+*
7
S$)
7+*
S$$
M)
BSSM*
)4M 61
S$$
M)
BSSM**0is 6 *0is 6
Packet A%is o6er )M7 "S domain protocol stack "8plane3
0ith .egac& A interface
-
7/21/2019 Module 2 Protocol Stackv1.ppt
16/60
16 Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"
$on%i&ential
"S )omain "ontrol Plane #ith SIGRAN
**0is
H46$
)4M 61
H46$
)4M 61
BS$ MS$B)S
M6/M$- M6/M$-
5t, 6!
5t, 61
7
S$)
7+*
7
S$)
7+*
7
S$)
S$$
M+*
BSSM*
5t, 6!
5t, 61
7
S$)
S$$
M+*
BSSM**0is 6 *0is 6
Packet A%is o6er )M7 "S domain protocol stack "8plane3
0ith SIGRAN at A interface
-
7/21/2019 Module 2 Protocol Stackv1.ppt
17/60
1= Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"
$on%i&ential
PS )omain ser Plane
+m E0*0is
7
+4
H46$
)4M 61
BSSE BSSE
7
+4
#6$
H46$
M*$
)4M 61
BS$B)S
ESM 61
#6$
66$
4ata appli'ation
M*$
SN4$
ESM 61
SESN
7
)$/+4
66$
SN4$
NS NS
M6/M$- M6/M$-
MS
61 61
NSN muA& #) NSN muA& #)
*-> *->
Packet A%is o6er )M7 PS domain protocol stack 8plane3
0ith .egac& G% interface
-
7/21/2019 Module 2 Protocol Stackv1.ppt
18/60
1 Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"
$on%i&ential
PS )omain ser Plane #ith G% (6er IP
+m E0*0is
7
+4
H46$
)4M 61
BSSE BSSE
7
+4
#6$
H46$
M*$
)4M 61
BS$B)S
ESM 61
#6$
66$
4ata appli'ation
M*$
SN4$
ESM 61
SESN
7
)$/+4
66$
SN4$
NS NS
M6/M$- M6/M$-
MS
NSN muA& #) NSN muA& #)
*-> *->
5t, 61 5t, 61
7
5t, 6!
7
+4
5t, 6!
+4
Packet A%is o6er )M7 PS domain protocol stack 8plane3
0ith G% o6er IP interface
-
7/21/2019 Module 2 Protocol Stackv1.ppt
19/60
1" Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"
$on%i&ential
PS )omain "ontrol Plane
+m E0*0is
7
+4
H46$
)4M 61
BSSE BSSE
7
+4
#6$
H46$
M*$
)4M 61
BS$B)S
ESM 61
#6$
66$
EMM/SM
M*$
ESM 61
SESN
66$
NS NS
M6/M$- M6/M$-
MS
61 61
NSN muA& #) NSN muA& #)
*-> *->
Packet A%is o6er )M7 PS domain protocol stack "8plane3
-
7/21/2019 Module 2 Protocol Stackv1.ppt
20/60
!0 Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"
$on%i&ential
Management Plane
*0is
H46$
)4M 61
H46$
)4M 61
BS$B)S
M6/M$-... M6/M$-...
7.
S$).
7+*
7.
S$).
7+*
*0is OIM *0is OIM
Packet A%is o6er )M7 (9M signaling protocol stack M8plane3
-
7/21/2019 Module 2 Protocol Stackv1.ppt
21/60
!1 Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"
$on%i&ential
Packet A%is o6er PSN
-
7/21/2019 Module 2 Protocol Stackv1.ppt
22/60
!! Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"
$on%i&ential
"S )omain ser Plane
*ter **0is
)4M 61
7
+4
$o&e'
5t, 6!
NSN muA& #)
5t, 61
E.=11 E.=11
)rans'o&in
)4M 61 )4M 61
5t, 6!
5t, 61
$o&e')#*+ %rame
)4M 61
BS$ MS$B)S )$
7
+4
NSN muA& #) )#*+ %rame
Packet A%is o6er PSN7 "S domain protocol stack 8plane3
-
7/21/2019 Module 2 Protocol Stackv1.ppt
23/60
! Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"
$on%i&ential
"S )omain "ontrol Plane
**0is
)4M 61
7.
S$).
*0is 6
5t, 6!
7+*
5t, 61
5t, 6!
5t, 61
BS$ MS$B)S
7.
S$).
*0is 6
7+*
S$$.
M).
BSSM*.
)4M 61
S$$.
M).
BSSM*.
Packet A%is o6er PSN7 "S domain protocol stack "8plane3
0ith .egac& A interface
-
7/21/2019 Module 2 Protocol Stackv1.ppt
24/60
!8 Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"
$on%i&ential
"S )omain "ontrol Plane #ith SIGRAN
**0is
5t, 6!
5t, 61
7.
S$).
*0is 6
5t, 6!
7+*
5t, 61
5t, 6!
5t, 61
BS$ MS$B)S
7.
S$).
*0is 6
7+*
7.
S$).
S$$.
M+*
BSSM*.
5t, 6!
5t, 61
7.
S$).
S$$.
M+*
BSSM*.
Packet A%is o6er PSN7 "S domain protocol stack "8plane3
0ith SIGRAN at A interface
-
7/21/2019 Module 2 Protocol Stackv1.ppt
25/60
!9 Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"
$on%i&ential
PS )omain ser Plane
+m E0*0is
7.
+4.
5t, 6!
5t, 61
BSSE. BSSE.
7.
+4.
#6$
5t, 6!
M*$
5t, 61
BS$B)S
ESM 61
#6$
66$
4ata appli'ation
M*$
SN4$.
ESM 61
SESN
7.
)$./+4.
66$
SN4$.
NS NS
MS
61 61
NSN muA& #). NSN muA& #).
.*->. .*->.
Packet A%is o6er PSN7 PS domain protocol stack 8plane3
0ith .egac& G% interface
-
7/21/2019 Module 2 Protocol Stackv1.ppt
26/60
!6 Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"
$on%i&ential
PS )omain ser Plane #ith G% (6er IP
+m E0*0is
7
+4
5t, 6!5t, 61
BSSE BSSE
7
+4
#6$
5t, 6!
M*$
5t, 61
BS$B)S
ESM 61
#6$
66$
4ata appli'ation
M*$
SN4$
ESM 61
SESN
7
)$/+4
66$
SN4$
NS NS
MS
5t, 61 5t, 61
NSN muA& #) NSN muA& #)
*-> *->
7
5t, 6!
7
+4
5t, 6!
+4
Packet A%is o6er PSN7 PS domain protocol stack 8plane3
0ith G% o6er IP interface
-
7/21/2019 Module 2 Protocol Stackv1.ppt
27/60
!= Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"
$on%i&ential
PS )omain "ontrol Plane
+m E*is
7
+4
5t, 6!
5t, 61
BSSE BSSE
7
+4
#6$
5t, 6!
M*$
5t, 61
BS$B)S
ESM 61
#6$
66$
EM/SM
M*$
ESM 61
SESN
66$
NS NS
MS
61 61
NSN muA& #) NSN muA& #)
*-> *->
Packet A%is o6er PSN7 PS domain protocol stack "8plane3
0ith .egac& G% interface
-
7/21/2019 Module 2 Protocol Stackv1.ppt
28/60
! Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"
$on%i&ential
PS )omain "ontrol Plane #ith G% (6er IP
+m E0*0is
7
+4
5t, 6!
5t, 61
BSSE BSSE
7
+4
#6$
5t, 6!
M*$
5t, 61
BS$B)S
ESM 61
#6$
66$
EM/SM
M*$
ESM 61
SESN
66$
NS NS
MS
NSN muA& #) NSN muA& #)
*-> *->
7
+4
5t, 6!
5t, 61
7
+4
5t, 6!
5t, 61
Packet A%is o6er PSN7 PS domain protocol stack "8plane3
0ith G% o6er IP
-
7/21/2019 Module 2 Protocol Stackv1.ppt
29/60
!" Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"
$on%i&ential
Management Plane
*0is
7.
S$).
5t, 6!
7+*
5t, 61
5t, 6!
5t, 61
BS$B)S
7.
S$).
7+*
*0is OIM *0is OIM
Packet A%is o6er PSN7 (9M signaling protocol stack M8plane3
-
7/21/2019 Module 2 Protocol Stackv1.ppt
30/60
0 Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"
$on%i&ential
Possi%le Scenarios
,ere are two possile s'enarios pertainin to a'ket *is
%eature;
a'ket *is usin 7 oer 4M ase& a'k,aul (e.. 51/1)
a'ket *is usin 7 oer SN ase& a'k,aul (e.. 5t,ernet)
RG=+
-
7/21/2019 Module 2 Protocol Stackv1.ppt
31/60
1 Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"
$on%i&ential
Scenario A:.egac& andP#E "ESoPSN
MiAe& mo&e (4M / 5t,ernet) possile
BS$i 1000/!000 or >leAiBS$ re:uire&
TDMTDMT)M T)M
*
ea' *is TCSM
T)M T)M T)M
*ter
*lternatie inter%a'e
MG#
BSC
ea' *is (P#E;)
7o5t,7o5t, ",!",!
",! ",! ",!
A
-
7/21/2019 Module 2 Protocol Stackv1.ppt
32/60
! Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"
$on%i&ential
a'ket / 4M 'onersion
Scenario A=:0ith " in MG#
MiAe& mo&e (4M / 5t,ernet) possile
BS$i 1000/!000 or >leAiBS$ re:uire&
TDMTDMT)M T)M
ea' *is
T)M
*ter
*lternatie inter%a'e
MG#ea' *is
7o5t,7o5t, ",!",!
BSC
",!
A
-
7/21/2019 Module 2 Protocol Stackv1.ppt
33/60
Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"
$on%i&ential
a'ket / 4M 'onersion
Scenario $:Packet A%is and A o6er IP "in $SS3
J5 'apailities (*is/*) same2 ut partl not s,own &ue to simpli'it reasons
*n miAe& mo&e possile
TDMTDMT)M
T)MIPoTD
M
IPoTD
M
T)M
BSC
*
*is o4M
ea' *is
T)M T)M T)M*ter
!t7o5t,
7o5t,
*is o5t,
!t
T)M
*lternatie inter%a'e
MG#
AoIP
(E.=11)
$ in BSS
!t",! ",!
TCSM
RG2+
An& 6endorsMG#
RG2+
-
7/21/2019 Module 2 Protocol Stackv1.ppt
34/60
8 Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"
$on%i&ential
Scenario "=:Packet A%is and A o6er IP
J5 'apailities (*is/*) same2 ut partl not s,own &ue to simpli'it reasons
*n miAe& mo&e possile
eA'ept ea' *is L- *o7 ($ in MEJ)BS$i 1000/!000 or >leAiBS$ re:uire&
T)MIPoTD
M
IPoTD
M BSC
*is o4M
!t7o5t,
7o5t,
*is o5t,
!t
T)M
*lternatie inter%a'e
!t
TDMTDMT)M
T)M
A
ea' *is
T)M
T)M*terAoIP
(E.=11)
$ in BSS
!t",!
TCSM
T)M
",!
AoIP
($o&e'D )
$ in MEJ
RG2+
MG#
$
An& 6endors
MG#
RG2+
-
7/21/2019 Module 2 Protocol Stackv1.ppt
35/60
9 Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"
$on%i&ential
Scenario "2:RG2+Packet A%is and A o6er IP
J5 ea' *is 'apailities same2 ut not s,own &ue to simpli'it reasons
*n miAe& mo&e possile
eA'ept ea' *is L- *o7 ($ in MEJ)BS$i 1000/!000 or >leAiBS$ re:uire&
#E10 late %eature
T)MIPoTD
M
IPoTD
M BSC
*is o4M
!t7o5t,
7o5t,
*is o5t,
!t
T)M
*lternatie inter%a'e
!t
TDMTDMT)M
T)Mea' *is
*terT)M
",!
AoIP
($o&e'D )
$ in MEJ
RG2+
MG#
$
NSN
MG#
A
-
7/21/2019 Module 2 Protocol Stackv1.ppt
36/60
6 Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"
$on%i&ential
Scenario ":RG;+ Stud& itemAll A%is t&pes and A o6er IP " in MG#3
J5 ea' *is 'apailities same2 ut not s,own &ue to simpli'it reasons
*n miAe& mo&e possileBS$i 1000/!000 or >leAiBS$ re:uire&
TDMTDMT)M
T)MIPoTD
M
IPoTD
M
T)M
BSC*is o4M
ea' *is
!t7o5t,
7o5t,
*is o5t,
!t
T)M
!tAoIP
($o&e'D )$ in MEJ
a'ket / 4M 'onersion
RG;+
MG#
$
An& 6endors
MG#
$
-
7/21/2019 Module 2 Protocol Stackv1.ppt
37/60
= Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"
$on%i&ential
Packet A%is 8 !#/S# Re>uirements
3 Supporte& in BS$i 1000/!000 an& >leAiBS$ (new an&upra&e&)
New 5 unit nee&e&
3 Supporte& in >leAi54E5 BS an& >leAiMultira&io BS
3 Me&ia 'onersion (lea' *is) to J5 $5SoSNsupporte& %or 'o-site& +ltraSite / BSplus.
3 * BS site (B$>) operates eit,er in 4nami' *is or a'ket*is mo&e.
3 Supporte& wit, $+!-4 an& $+!-5* sinle $+ operates eit,er in 4nami' *is or a'ket *is mo&e.
RG2+
-
7/21/2019 Module 2 Protocol Stackv1.ppt
38/60
Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"
$on%i&ential
A o6er IP Implementation ScenariosRG2+3
5 5-*
$orea'ket *isoer 7 *oer 7
5
a'ket *isoer 4M
5S! 5-*
$ore*
oer 7
$SMi
BSea' *is
5-*
$ore
*
oer 7
$SMi
1le*i $S" or $S";i =+++/2+++1le*iE)GE
Eth
1le*iE)GE
Eth
)M
RG2+
a'ket *is P *o7
$ in MEJ
a'ket *is P *o7
$ in BSS
ea' *is P *o7
$ in BSS
-
7/21/2019 Module 2 Protocol Stackv1.ppt
39/60
" Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"
$on%i&entialresentation / *ut,or / 4ate
AoIP interfaces in S=?
BS$$SM
ea' *is4M
5t,
5t,
5t,
4M4M
5$
4M
5*
4M 5
55
ES
J
B
*is o4M
*is o5t,
*o7 (>7) +-plane$ompresse& 'o&e's
*o7 (7) +-planeE.=11/$S 4ata
*o4M ()E.=11/$S 4ata
MEJ
MSS*o7 $-plane
M'
*ter
N
-
7/21/2019 Module 2 Protocol Stackv1.ppt
40/60
80 Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"$on%i&ential
)escription:
3 ,e *-inter%a'e etween BSS an& MEJ will e ase& on 7 / 5t,ernet
3 E #el- &e%ines two asi' s'enarios %or *o7 %un'tionalit;*o7 rans'o&er in t,e BSS
,e E.=11 / # / 7 proto'ol is emploe&
Supporte& in $SMi (stan&-alone an& 'omi)
*o7 rans'o&er in t,e $ore Network (MEJ)
,e $O45$A / # / 7 proto'ol is emploe&
Supporte& onl wit, a'ket *is in S19
$enefits:
3 Simpli%ies t,e sstem 'on%iuration in Multipoint * / >leAile * s'enarios
3 7mproe& transport e%%i'ien' an& spee', :ualit %or t,e Qrans'o&er in t,e $oreNetworkR s'enario t,rou, stan&ar&isin r>O %or ESM/54E5
A o6er IP
f
-
7/21/2019 Module 2 Protocol Stackv1.ppt
41/60
81 Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"$on%i&ential
A8interface Alternati6es
MEJ
eer
Sstem
AoIP " in MG#3
BSS*/S7E#*N
BSS*2 #*N*27S+2 B7$$2 S7-7H.!8
$SM
*ter(4M)
"
ea' *(4M2E.=11)
MSS
*is
(4M/7)
BS
BS
*is
(4M/7)
BS
BSBS$
*ter
(4M)
BS$
*o7(7)
*2 *ter2 *o727u2 N2 N(S7-7) or SN
"
r1(
$o&e'DESM 5>#2 ESM >#2 ESM H#2># *M#2 H# *M#2># *M#-JB2 $learmo&e
1(
AoIP2"
in$
SS3
#
+4
7
$o&e'D
#
+4
7
E.=11
*o7 ($ in MEJ);
*o7 ($ in BSS);
-
7/21/2019 Module 2 Protocol Stackv1.ppt
42/60
8! Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"$on%i&ential
P#E "oncept
P d #i E l ti E d t E d
-
7/21/2019 Module 2 Protocol Stackv1.ppt
43/60
8 Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"$on%i&ential
Pseudo #ire Emulation End8to8EndP#E;3
3(6er6ie0 on P#E; P#E; is standardi@ed mechanism 0hich emulates the essential attri%utes of a
ser6ice into Packet S0itched Net0ork PSN3- &i%%erent seri'es 'an e emulate& J52 e.. 4M2 >rame #ela2 *M2 S4H/SON5
- QemulationR asi'all means 'onersion o% t,e 4M tra%%i' to pa'kets a''or&in to J5
- J5 o% 4M tra%%i' is re%erre& to as $5SoSN ($ir'uit 5mulation Seri'es oer SN)
the re>uired functions of P#E; include- en'apsulatin seri'e-spe'i%i' set o% in%ormation ( %ormin J) arriin at an inress port2
- 'arrin t,e J transparentl a'ross a 'ommuni'ation pat, (SN tunnel)2
- manain t,e Js timin an& or&er2
- re-'onertin to t,e oriinal sinal (natie seri'e) in t,e %ar en& o% t,e SN tunnel
P#E; does not intend to guarantee that the emulated ser6ice 0ill %eindistinguisha%le from its origin i
-
7/21/2019 Module 2 Protocol Stackv1.ppt
44/60
88 Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"$on%i&ential
Pseudo #ire Emulation End8to8EndP#E;3
3P#E; reference model =/23
"ustomer Edge "E3a &ei'e w,ere a natie seri'e oriinates an&/or terminatest,e $5 is not aware t,at it is usin an emulate& seri'e rat,er t,an a natie one
Pro6ider Edge PE3a &ei'e t,at proi&es J5 to $5
PSN tunnela pat, oer SN w,i', t,e 'ontent o% one or more Js is 'onee& t,rou,
P#a set o% 4+ sent t,rou, t,e SN tunnel t,at 'ontains all o% t,e &ata (i.e. paloa& an& 'ontrol in%ormation) re:uire&to proi&e t,e &esire& seri'e
P d #i E l ti E d t E d
-
7/21/2019 Module 2 Protocol Stackv1.ppt
45/60
89 Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"$on%i&ential
Pseudo #ire Emulation End8to8EndP#E;3
3P#E; reference model 2/23
PSN %oundtra%%i' &ire'tion in w,i', in%ormation &erie& %rom a natie seri'e (in a $5) are a&apte& to a J (an& neAt2 w,en%orme&2 J 4+s are sent t,rou, SN tunnel)
"E %oundtra%%i' &ire'tion in w,i', &ata 'onee& t,rou, J 4+s are re'eie&2 pro'esse&2 re-'onerte& a'k to t,e natie
seri'e an& &eliere& to a $5 Nati6e ser6ice
a seri'e w,i', is suTe't to emulation (i.e. 4M sinal in 'ase o% t,e %eature)
Attachment "ircuit A"3t,e p,si'al (or loi'al) 'ir'uit linkin a 5 to t,e $5 (e.. 'onne'tion wit,in t,e HJ mo&ule responsile %or J5)
$51
51 5!
$5!
SN unnel
J
Natie seri'e
*$
roi&er 5&e
$ustomer 5&e
seu&owire
a'ket Swit',e& Network*tta',ment $ir'uit
SN-oun& $5-oun&
*$
P#E; li ti i $SS "ES PSN
-
7/21/2019 Module 2 Protocol Stackv1.ppt
46/60
86 Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"$on%i&ential
P#E; reali@ation in $SS: "ESoPSNGeneral featureinformation
3(6er6ie0 on "ESoPSN functionalit&
"ircuit Emulation Ser6ice o6er PSN performs the follo0ing acti6ities:- t,e 4M it stream is semente& a''or&in to t,e user spe'i%ie& SS
- its transmitte& in&i'ate& $M S in suse:uent 4M %rames
- ,ea&ers are a&&e& to ea', sement to %orm a manaeale pa'ket (en'apsulation)
- pa'kets are %orwar&e& to t,e SN tunnel an& transmitte& to its &estination oer 5t,ernet network
- at &estination2 t,e oriinal it stream is re'onstru'te& remoin ,ea&ers2 'on'atenatin %ramesan& reeneratin t,e timin
$5SoSN Hea&er"h2"h24 "h=S=S;= S+
"h2"h24 "h=S=S;= S+
an E= line
)M frame B=
)M frame B2
)M frame B;
"h2"h24 "h= S+S=S;=
SS composed of ;= S
"h2"h24 "h= S=S2S;= "h2"h24 "h=S2S;= S= "h2"h24 "h=S2S;= S=
pa&load header
a resulting P# also called "ESoPSN packet3
-; )M frames mapped-P# composed of ;= S
#e%. . Spennemann2 7nternal 5t,ernet/7 7nter%a'es %or BSS
>eature #e:uest S,eet2 >#S "80602 ersion !.02 Ma !00=
"ES PSN
-
7/21/2019 Module 2 Protocol Stackv1.ppt
47/60
8= Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"$on%i&ential
"ESoPSNGeneral featureinformation
3Structure of pa&load =/;3
P"M %asics
=2? s S + S = S 2 S ; S 4 S ? S C S D S ;=
%its
= S %it F k!@ %it / =2? s C4 k%it/s
= P"M;+ ;2 F C4 k%it/s 2
-
7/21/2019 Module 2 Protocol Stackv1.ppt
48/60
8 Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"$on%i&ential
"ESoPSN
3Structure of pa&load 2/;3
a P"M line is structured %& a se>uence of frames5 a )M frame lasts =2? s and carries ;2channels of C4 k%ps in case of E=3
the feature allo0s to select a set of Ss from consecuti6el& transmitted frames ofa gi6en P"M line and to %undle them together into separate set called imeSlot map orimeSlot Set5 SS3
- a user &e%ines ,ow man Ss an& w,i', parti'ular ones %orm parti'ular SS2 t,e sele'tion is permanent2 S0 is alwas eA'lu&e&
- a user &e%ines ,ow man 'onse'utie 4M %rames 'ontriute to a sinle 5t,ernet pa'ket
- t,is sele'tion ,as impa't on t,e re:uire& 5t,ernet an&wi&t, as well as intro&u'e& &ela
- a 'onne'tion w,i', transmits a SS releant 'ontriution o% ',osen amount o% %rames is 'alle& Pseudo #ire P#3
- a J is estalis,e& etween ! roi&er 5&es (5s) 'arrie& oer SN tunnel
"ESoPSN
-
7/21/2019 Module 2 Protocol Stackv1.ppt
49/60
8" Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"$on%i&ential
"ESoPSNGeneral featureinformation
3Structure of pa&load ;/;3
the descri%ed structure preser6es %oth the se>uence of Ss 0ithin the particular )M frameas 0ell as the se>uence of frames
each "ESoPSN packet gets a leading control 0ord "#3 0here a packet se>uence num%erisstored5 this allo0s to preser6e the se>uence of "ESoPSN packets as 0ell
this allo0s to re8construct the original P"M data in the recei6ing end
"ESoPSN
-
7/21/2019 Module 2 Protocol Stackv1.ppt
50/60
90 Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"$on%i&ential
"ESoPSNGeneral featureinformation
3"ESoPSN protocol stack
standard 6ersion of "ESoPSN protocol stack is sho0n %elo0:
the protocol stack introduces in the 0orst case3 header 0ith length of C %&tes- &i%%erent en&ors ma use mo&i%ie& proto'ol sta'ks2 e.. RP is not supported in $SS=4
- t,us in S=4implementation t,e header length is either D4 %&tes or D+ %&tes(&epen&in on w,et,er U*N is enale& or not)
0orst case protocol header
8
4
=2
2+
4
; 2CH=23
C
-
7/21/2019 Module 2 Protocol Stackv1.ppt
51/60
91 Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"$on%i&ential
Planning Parameter
Packet A%is " plane protocol stack
-
7/21/2019 Module 2 Protocol Stackv1.ppt
52/60
9! Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"$on%i&ential
Packet A%is 8 "8plane protocol stack
Packet A%is o6er )M7 "S domain protocol stack "8plane3 0ith .egac& A
interfaceoi'al links;
3OM+ sinalin link %or ea', B$>
3#D sinalin link %or ea', #D
37S4N F."!1 +ser *&aptation aer (7+*)
Stream $ontrol ransmissin roto'ol
(S$)34e%ault port %or OM+si; minS'tport 8"19!
34e%ault port %or #Di; minS'tport 8"19! P i
7 a&&ress %or ea', B$S+
37 a&&ress %or M-plane
37 a&&ress %or $-plane
3M-plane an& $-plane 7 a&&ressma ,ae t,e same alue wit,in aB$S+ ('ollapse& 7 a&&ress)
H4$ oTe't to allo'ate 'apa'it %rom51/1 (BS en& &e%inition must ma'tto BS$ en& one)
H4$ oTe't to allo'ate 'apa'it %rom an51/1 (BS en& &e%inition must ma't toBS$ en& one)
Multi ink Multi $lass oint to ointproto'ol (M/M$-) un&les seeral
H4$ to %orm one lare 'apa'it re'ourse
Packet A%is " plane protocol stack
-
7/21/2019 Module 2 Protocol Stackv1.ppt
53/60
9 Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"$on%i&ential
Packet A%is 8 "8plane protocol stack
Packet A%is o6er )M7 "S domain protocol stack "8plane3 0ith SIGRAN at A
interface
7 a&&ress %or >leAi 54E5 BS
37 a&&ress %or M-plane
37 a&&ress %or $/+-plane
3M-plane an& $/+-plane 7a&&ress ma ,ae t,e same alue('ollapse& 7 a&&ress)
plane protocol stack
-
7/21/2019 Module 2 Protocol Stackv1.ppt
54/60
98 Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"$on%i&ential
8plane protocol stack
$S +-plane S +-plane
# 1)
+4
7
M/M$-
H4$
4M 1
# 1)
+4
7
Ethernet
.=
#*+,an&lin
#*+,an&lin
# 1)
+4
7
M/M$-
H4$
4M 1
# 1)
+4
7
Ethernet
.=
$+%rame
$+%rame
Note1) NSN spe'i%i' multipleAin use&
# multipleAin parameters(%or optimiation)
S-+4 muA port !)
$S-+4muA port !)
BS$;+-plane-7 a&&ress 5-7 a&&ress
BS;
+-plane 7 a&&ress $-plane 7 a&&ress
BS$;+-plane-7 a&&ress 5-7 a&&ress
BS;
+-plane 7 a&&ress $-plane 7 a&&ress
he Main planna%le parameters
-
7/21/2019 Module 2 Protocol Stackv1.ppt
55/60
99 Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"$on%i&ential
he Main planna%le parameters
7+* (Q*4R 4-',annels %or OM+si an& #Dsi)3 S*73 57S$ (one %or B$> P one %or ea', #D)
3 S$ asso'iation3 S$ parameter set(a'ket *is >ast2 a'ket *is Me&ium2 a'ket *is oer Satellite2 user
&e%ine& set)
3 Sour'e I 4estination port numer(Sour'e port numer 4estination port numer on *isinter%a'e)
7
3 Sour'e an& 4estination 7 a&&ress3 4S$ to plane mappin (FoS)M/M$-
3 M$- 'lass mappin (FoS)H4$ (one per 51/12 1 to per B$>)
3 $M-743 Start S3 BJ
Packet A%is S"P association
-
7/21/2019 Module 2 Protocol Stackv1.ppt
56/60
96 Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"$on%i&ential
Packet A%is - S"P association
a'ket *is site
>leAi BS$
B$S+
B$S+
B$S+
>leAi 54E5 BS
4#D
4#D
4#D
#D1 #D!
#D8
#D6#D9
#D
B$S+
B$S+
B$>
>leAi 54E5 BS
4#D
4#D
4#D
#D1 #D!
#D8
#D6#D9
#D
B$>
#D is asso'iate& wit, a B$S+
3 Balan'in t,e B$S+ loa& (up to 900#D per >leAi BS$ B$S+)
3 Bot, #Ds o% a &ual #D mo&ule tot,e er same B$S+
B$> is asso'iate& wit, a B$S+
S$ asso'iation
S#$/S4 7 a&&ress an& S#$/4S+4 port numer
3 4e%ault port %or OM+si;minS'tport 8"19!
3 4e%ault port %or #Di; minS'tport 8"19! P i
-
7/21/2019 Module 2 Protocol Stackv1.ppt
57/60
9= Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"$on%i&ential
$enefits
)&namic A%is toda&
-
7/21/2019 Module 2 Protocol Stackv1.ppt
58/60
9 Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"$on%i&ential
)&namic A%is toda&
3 5a', oi'e ',annel is allo'ate& to a &e&i'ate& air inter%a'e ',annel
ea' 4MJ5 $5SoSN
3 J5 transports timeslots snaps,ots (empt or not)
3 $onstant an&wi&t, nee&VV
3 Some sains 'an e a',iee& (unallo'ate& timeslots 'on%iuration)
Packet A%is pools all traffic t&pes
-
7/21/2019 Module 2 Protocol Stackv1.ppt
59/60
9" Nokia Siemens Networks 6. Multi-operator BSS (MOBSS) / KH /0 !00" / #N!00"$on%i&ential
Packet A%is pools all traffic t&pes
3 4M; *ll timeslots/51 are poole& sinleQit-pipeRC similar to 5t,ernet me&ia
3 No &e&i'ate& an&wi&t, resere&
3 #*+ %ramin an& it stu%%in remoe&
3 No empt pa'kets are sent (+nuse&2 silen'e C)
*lmost same pa'kets in 4M an& 5t,ernet options
Packet A%is 8 $enefits
-
7/21/2019 Module 2 Protocol Stackv1.ppt
60/60
Packet A%is 8 $enefits
3 ,e an&wi&t, sains a',iee& are sini%i'ant &ue to onl trans%errinpa'kets t,at 'ontain &ata2 'ompare& wit, t,e preious te',nolo t,at
re:uire& empt timeslots to maintain a 'onstant it rate.3 *is an&wi&t, ains are a',iee&
#emoin unnee&e& its an& ,ea&er in%ormation %rom #*+/$+ %rames
Sains &ue to silen'e %rames are s,orter
*ll tra%%i' ($S- an& S u-planes2 '-plane (#DS7Es) an& m-plane (OM+S7Es))poole& to t,e same an&wi&t, (multipleAin ain)
Ban&wi&t, re:uire& &epen&s on a'tual nee& (no loner 'onstant)
MultipleAin o% tra%%i' to same pa'kets
Hea&er 'ompression
*reation an& oersus'ription possile in t,e network
3 $ost o% transmission
5t,ernet transport is 'ost e%%i'ient in man areas
5%%i'ient utiliation o% t,e 'urrent 4M transport
3$S oi'e :ualit an& $S &ata t,rou,put not a%%e'te&