Cisco ASR 5000 series Product Overview page 334

Hide thumbs Also See for ASR 5000 series:

Table of Contents

▀ How GGSN Works

Figure 90. Non-Transparent IP Session Call Flow

1. The Mobile Station (MS) goes through the process of attaching itself to the GPRS/UMTS network.

2. The Terminal Equipment (TE) aspect of the MS sends AT commands to the Mobile Terminal (MT) aspect of the

MS to place it into PPP mode.

The Link Control Protocol (LCP is then used to configure the Maximum-Receive Unit size and the

authentication protocol (Challenge-Handshake Authentication Protocol (CHAP), Password Authentication

▄ Cisco ASR 5000 Series Product Overview

GGSN Support in GPRS/UMTS Wireless Data Services