No more dropouts since increasing the mesh from 6 to 11 routers per building. Not sure if my heterogeneous mixture of routers has anything to do with it.
4 IKEA plug outlets per building
6 CC2531 routers per building
1 Aqara plug per building paired only as a device
Parent child parameters
EzspGetParentChildParametersResponse [childCount=0, parentEui64=0000000000000000, parentNodeId=65535]
Child Data
Neighbor Table Entry
[IKEA RouterPlug 206, 09A2], LQI:223, age:3, inCost:5, outCost:7
[DIY Router 204, 1472], LQI:255, age:3, inCost:1, outCost:1
[DIY Router 203, 3856], LQI:254, age:3, inCost:1, outCost:3
[DIY Router 201, 769A], LQI:255, age:3, inCost:1, outCost:1
[IKEA RouterPlug 205, 7A5A], LQI:234, age:3, inCost:5, outCost:7
[DIY Router Spare 202, 81E0], LQI:253, age:3, inCost:3, outCost:5
[IKEA RouterPlug 202, A9FE], LQI:255, age:3, inCost:1, outCost:5
[IKEA RouterPlug 201, C426], LQI:254, age:3, inCost:1, outCost:7
[DIY Router 206, DF76], LQI:250, age:3, inCost:3, outCost:7
[AqaraPlug Router 205, E4FF], LQI:187, age:3, inCost:7, outCost:0
Route Table Entry
status:Active, age:64, routeRecordState:0, concentratorType:None, [AqaraPlug Router 205, E4FF] via [DIY Router 206, DF76]
status:Active, age:64, routeRecordState:0, concentratorType:None, [DIY Router 206, DF76] via [DIY Router 206, DF76]
status:Active, age:64, routeRecordState:0, concentratorType:None, [DIY Router 201, 769A] via [DIY Router 204, 1472]
status:Active, age:64, routeRecordState:0, concentratorType:None, [DIY Router 203, 3856] via [DIY Router 203, 3856]
status:Active, age:64, routeRecordState:0, concentratorType:None, [DIY Router Spare 202, 81E0] via [DIY Router 201, 769A]
status:Unused
status:Unused
.......
Notice how the Hubitat prefers CC2531 (DIY) routers
