27/08/2019
4
© Nokia 2019
Drawn by N. Rao
S8HR LI as in TS 33.107
Other Party
Delivery
Function 2
Delivery
Function 3
LEMF
ADMF
PDN-GW
S-CSCF
Xia
Xib
X2
X3
HI2
HI3
HI1
X1_1
MME
AS
HSS
PCRF
Other signaling and media
nodes in HPLMN and other
networks
EUTRAN
Serving Gateway/
BBIFF
LTE-Uu
S1-U
S1-MME
S11
S8
S6a
Gx
Rx
Gm over SGi
ISC
Mw
Mb over SGi
Cx
Sh
Mw/Mg/Mi
IP/TDM
Signaling/Media
Signaling
Media
UE
[Inbound
Roaming Target]
P-CSCF
VPLMN
HPLMN
LMISF
VoLTE
UE
(target)
P-GW
P-CSCF
IMS-AGW
LMISF
LEMF
DF2
DF3
ADMF
Xib
X1_1
X2
HI2
HI3
Xia
HPLMN
VPLMN
EPS Bearer
for IMS
Signalling
EPS Bearer for
Media
1
4
5
6
X3
10
Xia
9
Serving Gateway/
BBIFF
8
2
3
7
Summary of Contents for N9HR
Page 2: ... 2019 Nokia 2 Background ...
Page 6: ... 2019 Nokia 6 S8HR and N9HR ...
Page 10: ... 2019 Nokia 10 S8HR LI and N9HR I ...
Page 16: ... 2019 Nokia 16 Summary ...