Serving GPRS Support Node (SGSN) Overview
Cisco ASR 5000 Series Product Overview â–„
Figure 169. imple First-Time GPRS Attach
This simple attach procedure can connect an MS via a BSS through the Gb interface (2.5G setup) or it can connect a UE
via a UTRAN through the Iu interface in a 3G network with the following process:
Table 87. First-Time GPRS Attach Procedure
The MS/UE sends an Attach Request message to the SGSN. Included in the message is information, such as:
Routing area and location area information
Mobile network identity
Attach type