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When a mobile device moves from cell to cell and performs cell selection/reselection and handover, it has to measure the signal strength/quality of the neighbor cells.






Code Block
titledevice-interfaces output
Madrid in the loft:
  
 RSRP Signal Strength:-111 dBm
   RSRQ Signal Strength:-13 dB
   RSSI Signal Strength:-78 dBm
   Radio Interface:   lte
   Registration Status:registered
   SNR Signal Strength:11.2 dB
   Signal Strength:   fair
   reinit-attempt:    19


RSRP

Reference Signals Received Power 

>= -80 dBm Excellent

RSRQ

Reference Signal Received Quality 

>= -10 dB Excellent

RSSI

Received Signal Strength Indicator

>= -70 dBm Excellent

SNR 


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