What is GMLC and SMLC in telecom Gateway Mobile Location Center(GMLC) and Serving Mobile Location Center(SMLC) are two GSM nodes for location based services (LBS). LBS opens new revenue streams for mobile operator and a service providers. Basic GSM network for voice and data can deliver, location information , but that lacks in accuracy. Accuracy …
What is TCP sequence number and use Before starting anything about tcp sequence numbering mechanism, we must understand the two main functionalities of TCP protocol. TCP is an example of transport layer protocol as per OSI model. TCP provides reliable and sequence delivery of messages in each direction. Reliable means no packet loss and sequence delivery …
AuC in GSM, 2G, 3G and LTE authentication Each mobile device have a sim card in telecom, which authenticates from a mobile operator of sim provider, before any voice , sms or data services. Why we need Auc in GSM , as network is owned by mobile operators, so all communication must be safe? We …
M2pa vs M3ua M2PA is a sigtran layer. In another article we have discussed about the Sigtran with a detail example of m3ua. In this tutorial we will discuss about another layer m2pa. Along with m2pa , we will also discuss about the comparison with M3UA. Before starting discussion about m2pa vs m3ua , lets …
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What is femtocell ? As with the growing need to get connected all the time, is increasing. This results the femtocell. A femtocell is a small device which is installed inside a premise. May be its in office or home, gives more coverage to the mobile operator and better voice quality to a subscriber. It …
