Cisco Cisco Packet Data Interworking Function (PDIF) Guida Alla Risoluzione Dei Problemi
Gx Interface Support
▀ Rel. 6 Gx Interface
▄ Cisco ASR 5000 Series Enhanced Feature Configuration Guide
OL-22983-01
Figure 10. Rel. 6 Gx IMS Authorization Call Flow
1
5
11
9
2
3
7
8
10
14
IMSA
DPCA
4
6
12
13
OCS
CRF/P-CSCF
MN/SS
SessMgr
ECSv2
Table 9. Rel. 6 Gx IMS Authorization Call flow Description
Step
Description
1
IMS subscriber (MN) sends request for primary PDP context activation/creation.
2
Session manager allocates IP address to MN.