Omar

Expert Opinion

Expert Opinion
Short LTE articles and opinions by our team of Subject Matter Experts (SMEs)
  • Omar

    The role of OpenFlow in CSPs’ SDN based network?

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    Software Defined Networks, (SDN), is a key part of the network transform efforts. In a simplified summary, SDN separates the control and data forwarding planes. As shown in the figure below, instead of having different mechanisms...
  • Omar

    Important SRVCC Access Transfer Identifiers

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    This blog discusses key access transfer identifiers, with more focus on the PS to CS domain access transfer. Roaming related variables are not considered in this blog. SC UE: - Single Carrier UE. An SC UE might support ICS...
  • Omar

    UE Terminating Access Domain Selection (UE T-ADS)

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    In a previous LTE University blog, the network based T-ADS was discussed. Clause 5.3.1 of TS 23.292 discusses the UE T-ADS in which the network provides the UE the option to select the terminating access network domain which will...
  • Omar

    A Brief Introduction to REST

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    REST , (Representational State Transfer), is an architectural style. In SOA , (Service Oriented Architecture), Web services are performed on a service. REST is an ROA , (Resource Oriented Architecture), and performs operations...
  • Omar

    SOA & SOAP

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    SOA , (Service Oriented Architecture), is used to provide many Web Services today. SOA is an open architecture that allows Web clients and Web servers to communicate across the www. Web servers publish their services via an SOA...
  • Omar

    Network Based Service Invocation

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    The network based services takes on the form of RPCs , (Remote Procedure Calls). For example, a client requesting a currency conversion from a server is a form of RPC. This term was commonly used to indicate communication between...
  • Omar

    Some API Vocabulary

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    An API, (Application Programming Interface), is not a new technology. Software components have always had APIs in variable forms such as functions/procedures depending on the programming language used to produce an API. ...