Virtual Network Function (VNF) Definition, Architecture and Design
A Network Function (NF) is an element within a network with well defined external interfaces and functional behavior e.g. DHCP...
Category: Interviews
Virtual Network’s Most Common Definitions
Life Cycle Management (LCM) : LCM is a set of functions required to manage the instantiation, maintenance and termination of...
Robust Header Compression – ROHC
ROHC is a header compression protocol/algorithm that can be used compress the header of different IP packets. In normal case...
LTE Cell Camping and Selection Procedure
Cell Selection and Re-selection: After selecting a PLMN, a UE selects a cell in the PLMN to camp on. After...
PLMN Selection in LTE (Idle Mode Action)
UEs can be either in RRC_CONNECTED or RRC_IDLE mode. UEs will be declared as RRC_IDLE if there is no RRC...
Control and User Plane Separation for Next Generation EPC
CUPS means Control and User Plane Separation of EPC nodes and provides the architecture enhancements for the separation of functionality in the Evolved...
Antenna Gain and Antenna Beam Calculation
Antenna Gain is a parameter which measures the degree of directivity of the antenna’s radiation pattern. A high-gain antenna will...
eMBMS Devices List, Model, Chipset and Middleware Details
Global Mobile Supplier Association (GSA) has provided a list of LTE devices which is capable to support eMBMS feature. The...
CBRS Network Architecture and Spectrum Access System Operation
CBRS Network Architecture: CBRS is known as Citizen broadband radio service, It is a 150 MHz wide broadcast band in ...
5G NR Logical ,Transport and Physical Channels Mapping
Logical Channel Definition : Medium Access Control (MAC) Layer of NR provides services to the Radio Link Control (RLC) Layer...