PDP Context Deactivation Procedure

The MS, the SGSN, and the GGSN can initiate The ‘PDP context deactivation procedure’. PDP Context Deactivation Procedure (MS initiated) The MS sends ‘Deactivate PDP context request’ to the SGSN, […]

PDP Context Modification Procedure

In case one of any parameters associated with the PDP context changed, like the QoS as example. The node in which the PDP context is changed should initiate  ‘PDP Context […]

NSAPI and TI – PDP identifiers

NSAPI NSAPI refers to ‘Network layer Service Access Point Identifier’. The MS generates the NSAPI in the ‘PDP context activation’ procedure, And the MS sends it in the ‘Active PDP context […]

PDP type in GPRS

PDP type is the type of the IP address assigned to the PDP. PDP type maybe one of the following, IPv4. IPv6. IPv4v6 (Dual stack). The PDP type exists in subscription […]

What is PDP, and Attach in GPRS

What is PDP To know what is ‘PDP’, we should know that in order for an MS to be able to send and receive data to and from the PDN, […]