Fap provides functions equivalent to an hrpd access network an or a. Network requested secondary pdp context activation and ggsn. The ggsn, gateway gprs support node is one of the most important entities within the gprs network architecture. The gateway gprs support node ggsn is a main component of the gprs network. A personal network is a network architecture which builds on various wireless. The complete apn is a fully qualified domain name fqdn of the format. The ggsn organises the interworking between the gprs network and external packet switched networks to which the mobiles may be connected. Gprs architecture bssr free download as powerpoint presentation. This data network overlaps a secondgeneration gsm network providing packet data transport at the rates from 9.
The gx interface is located between the ggsn and the epdf pcrf. Gateway gprs support node ggsn handles interconnects a plmn to the external world internet routes ip packets to the appropriate sgsn if the ms changes the sgsn during ready mode, the ggsn is used as data packet buffer activation and deactivation of pdpcontexts session management stores subscriber data for active mss. Ggsn internet gsm ran base station base station controller base station base station utran radio network controller node b node b node b msc isdn gsm core circuit switched hlr auc eir. The direct tunnel architecture allows the establishment of a direct user plane tunnel between the ran and. We first describe the gprs architecture, then elaborate on gprs nodes.
Performance and architecture of sgsn and ggsn of general. Ggsn is listed in the worlds largest and most authoritative dictionary database of abbreviations and acronyms the free dictionary. Performance and architecture of sgsn and ggsn of general packet radio service gprs conference paper february 2001 with 249 reads how we measure reads. Performance and architecture of sgsn and ggsn of general packet. Gprs architecture bssr ip address internet architecture. The ggsn is responsible for the interworking between the gprs. The hlr connects to sgsn with the gr interface and to ggsn with gc interfaces. Umts system architecture and protocol architecture overview on overall system architecture umts network architecture and elements mobile station. Sgsn and ggsn are the two core network elements of the general packet radio service which enables internet to become mobile. Mobile networking concepts and protocols cnt 5517 dr. Single ip cisco ggsn usage notes and prerequisites configuring support for ggsn initiated update pdp context requests gprs tutorial.
Ggsn administration guide, staros release 19 cisco. Gprs is an emerging etsi standard for exchanging packetmode data using the global system for mobile communications gsm networks. It allows mobile users to access text based data services without continuously occupying a specific radio channel which is not the case when you access voice channel. Gprs architecture works on the same procedure like gsm network, but, has additional entities that allow packet data transmission. Rfc 2401, security architecture for the internet protocol. Ggsn tutorial pdf the gateway gprs support node ggsn is a main component of the gprs network. Pdf sgsn and ggsn are the two core network elements of the general packet radio service which enables internet to become mobile. Looking for online definition of ggsn or what ggsn stands for. We present the functionality partitioning of gprs application for one of the possible implementations on this platform to realize these new network elements and present performance results, which have been obtained from a queueing network model. The pdp context is stored in the png, the sgsn and the ggsn. Sgsn and ggsn are two new network elements required for supporting gprs services. Jan 28, 2010 page 3 packet data, common entities i.
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