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PlantUML Macro | ||||||
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@startuml
Autonumber
Skinparam sequenceArrowThickness 2
skinparam ParticipantPadding 5
skinparam BoxPadding 10
Box SMO #gold
Participant SMO_O1 as “O1” <<OAM>>
Participant RPGE as “Non-RT RIC” <<NONRTRIC>>
End box
Box “O-RAN RIC” #lightpink
Participant A1TERM as “A1 MED” <<RIC>>
Participant O1TERM as “O1 TERM” <<RIC>>
Participant HC as "HealthCk Function" <<RIC>>
Participant MOD as "Platform Modules" <<RIC>>
Participant xAPP as “xAPPs” <<RICAPP>>
Participant E2TERM as “E2 TERM” <<RIC>>
End box
Box “O-RAN Managed Function (MF)” #lightpink
Participant MF as “Managed Function” <<MF>>
End box
Note over MF : MF = O-CU, O-DU or O-RU
=== Alarms/Alerts from individual RIC Platform Modules and xAPPs ==
Note over RPGE,HC
Note: Apart from Health-Checks, a platform module or xAPP may generate an alarm/alert (or
its clearing) when it encounters a failure/error (e.g., failure to reach another module)
End Note
MOD -> O1TERM : Platform Module Alarm/Alert/Clear
O1TERM -> SMO_O1 : <<O1VES>> Alarm/Alert or Clear
xAPP -> O1TERM : xAPP Alarm/Alert/Clear
O1TERM -> SMO_O1 : <<O1VES>> Alarm/Alert or Clear
=== RIC Self-Checks @ Regular Intervals ==
Note over A1TERM,HC #lightsalmon
Support HealthCheck Telemetry (FM, Heartbeat, PM)
End note
Note over HC
RIC Self-Checks Initiated
End note
Group loop for each Platform Module
HC -> MOD : Perform HealthCheck
Note Left
Support Platform Module HealthCheck
End Note
MOD -> HC : HealthCheck Status
End
HC -> O1TERM : Platform Module Alarm/Alert/Clear
O1TERM -> SMO_O1 : <<O1VES>> Alarm/Alert or Clear
Group loop for each xAPP instance deployed
HC -> xAPP : Perform HealthCheck
xAPP -> HC : HealthCheck Status
Note Left #lightsalmon
Support xAPP HealthCheck
End note
End
HC -> O1TERM : xAPP Alarm/Alert/Clear
O1TERM -> SMO_O1 : <<O1VES>> Alarm/Alert or Clear
MF -> E2TERM : <<E2>> keep-alive
Note Left #lightsalmon : Support E2 Test Message Processing
E2TERM -> HC : <<E2>> missed heartbeat
HC -> O1TERM : E2 Alarm
O1TERM -> SMO_O1 : <<O1VES>> Alarm/Alert or Clear
HC -> O1TERM : Log HC results & \n update alarm-list in yang model
Note Left #lightsalmon : Support Alarm Retrieval from SMO, Dashboard
@enduml
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