What is GPRS explain with the help of its block diagram?
GPRS architecture works on the same procedure like GSM network, but, has additional entities that allow packet data transmission. This data network overlaps a second-generation GSM network providing packet data transport at the rates from 9.6 to 171 kbps.
What is GPRS computer architecture?
GPRS stands for General Packet Radio Service. It is the modified version of GSM architecture service. In GSM architecture we can only transport the voice signal.
What is PCU in GPRS Mcq?
A) PCU – Packet Control Unit. B) CG – Charging Gateway.
What are the components of GPRS?
Components of GPRS Architecture GPRS support nodes or GSNs helps in the proper working of GGSN and SGSN in the network. GSN should be installed in the system to make them deploy whenever we need it. Mobile Stations in GPRS help to access the services in the network so that they are used on time by the data packets.
What are the two new network elements in GPRS architecture?
The GPRS architecture introduces two new network elements, which are called GPRS support nodes (GSN) and are in fact routers.
What is GPRS example?
2G cellular technology combined with GPRS is sometimes described as 2.5G, that is, a technology between the second (2G) and third (3G) generations of mobile telephony. It provides moderate-speed data transfer, by using unused time-division multiple access (TDMA) channels in, for example, the GSM system.
What is GPRS zone?
General Packet Radio Service (GPRS) is the mobile data system behind 2G — and some 3G — communication services. While GPRS is no longer in use for phones operating with 4G service, you can turn on the service on your Android cellphone running on 2G or 3G.
What are the various types of interfaces that are provided with GPRS system architecture?
The GPRS element interfacing with the NSS is SGSN. The important interfaces to the NSS are the SGSN-HLR (Gr), SGSN-EIR (Gf), and SGSN-MSC/VLR (Gs). The other interfaces are implemented through the intra-PLMN backbone network (Gn), the inter-PLMN backbone network (Gp), or the external networks (Gi).
What is the role of GR component in GPRS?
The Gr interface exists between the SGSN and the HLR. While the Gs interface exists between the SGSN and the MSC/VLR. Both of those interfaces are based on the ‘SS7’ protocol. Those interfaces doesn’t pass user plane data.
What is Gn and Gi interface?
Gn/Gp interface, is the interface between the SGSNs and the GGSNs. ‘Gn interface’ is the interface between the SGSNs and the GGSNs when they exist within the same mobile network. Gn Interface. Learn Mobile Packet Core Network in 5 Hours. Online Course.
What is the role of GR components in GPRS?
The SGSN, for example, requests user addresses from the GPRS register (GR), keeps track of the individual MSs’ location, is responsible for collecting billing information (e.g., counting bytes), and performs several security functions such as access control.
What is GPRS architecture?
Following is the GPRS Architecture diagram: GPRS attempts to reuse the existing GSM network elements as much as possible, but to effectively build a packet-based mobile cellular network, some new network elements, interfaces, and protocols for handling packet traffic are required.
What is a radio block in GPRS?
Logical channels are time multiplexed on physical channels.In GPRS 52 Frame MF structure is used for traffic as well as signalling. Each time slot follow 52 frame MF structure. Resource allocation here is called radio block or RLC block. 4 consecutive bursts in 4 consecutive TDMA frames in the same time slot is called radio block.
What is a GPRS support node?
The Serving GPRS Support Node is responsible for authentication of GPRS mobiles, registration of mobiles in the network, mobility management, and collecting information on charging for the use of the air interface. The internal backbone is an IP based network used to carry packets between different GSNs.
What is the full form of GPRS?
GPRS is the short form of General Packet Radio Service. It is used in tandem with GSM network and mainly used for data connections through packet switched network. It is mainly used to browse/access internet in mobile devices. GPRS is GSM based packet switched technology.