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.
show device-interface router Lanner1 node node1 summary show device-interface router Lanner1 node node1 name lte-0 summary admin@node1.conductor# show device-interface router Lanner1 node node1 summary Wed 2022-03-23 14:59:54 UTC Retrieving device interface information... ========================== ============ ============== ==================== ==================== =================== =================== Name Forwarding Admin Status Operational Status Provisional Status Redundancy Status MAC Address ========================== ============ ============== ==================== ==================== =================== =================== node1.Lanner1:dh00000005 true up up up non-redundant fa:6e:52:4f:0d:59 node1.Lanner1:dh00000007 true up up up non-redundant 26:32:af:9f:3c:de node1.Lanner1:ge-1 false n/a n/a n/a n/a n/a node1.Lanner1:ge-2 false n/a n/a n/a n/a n/a node1.Lanner1:ge-3 true up up up non-redundant 00:90:0b:8e:dc:d8 node1.Lanner1:ge-4 true up up up non-redundant 00:90:0b:8e:dc:d9 node1.Lanner1:ge-5 true up up up non-redundant 00:90:0b:8e:dc:da node1.Lanner1:ge-6 true up up up non-redundant 00:90:0b:8e:dc:db node1.Lanner1:ge-7 true up up up non-redundant 00:90:0b:8e:dc:dc node1.Lanner1:ge-8 false n/a n/a n/a n/a n/a node1.Lanner1:lte-0 true up up up non-redundant f6:e9:81:48:08:1f | |
device-interfaces output Lanner NCA-1515 RSRP Signal Strength:-119 dBm RSRQ Signal Strength:-20 dB RSSI Signal Strength:-76 dBm Radio Interface: lte Registration Status:registered SNR Signal Strength:-1.4 dB Signal Strength: fair reinit-attempt: 28 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 | |
https://www.speedcheck.org/wiki/rssi/
