для Cisco Cisco ASR 5000
S4-SGSN Suspend-Resume Feature
How it Works ▀
SGSN Administration Guide, StarOS Release 18 ▄
Figure 81. Intra-SGSN Suspend Procedure with Resume as Subsequent Procedure
Intra-SGSN Suspend with Resume Procedure with Intra-RAU as Subsequent Procedure
An Intra-SGSN Suspend procedure call flow with an Intra-SGSN RAU procedure as the subsequent procedure is shown
in the following illustration.
in the following illustration.
If there is no SGW change for the RAU request, then the 2G-SGSN sends a Resume Notification to the SGW
and the SGW then sends a Resume Notification to the PGW to resume all data transmissions.
If there is a SGW change for the RAU request, then the 2G-SGSN sends a Create Session request to the SGW
and the SGW sends a Modify Bearer Request to the PGW to resume all data transmissions.