@startuml
box "Internal
Systems" #LightBlue
participant BSS as "OSS and BSS System"
Participant LDAP as "OpenLDAP"


End box
box "Generally
Edge" #LightGreen
participant ELDAP as "Edge OpenLDAP"
Participant EMB as "Edge Message Bus"
Participant ESO as "Edge Service Orchestrator"
Participant EAAI as "Edge Inventory"
participant BNG as "vBNG"
Participant DSC as "Domain Specific Controller"
Participant HA as "Hardware Abstraction"
Participant DU as "Distribution Unit"
end box
actor Customer
 
BSS->LDAP: Add Subscriber
LDAP -> ELDAP: Update Local LDAP Datastore
ELDAP->EMB: Notification of Change
EMB->ESO: Trigger Provision Port
ESO->EAAI: Request vBNG Inventory
EAAI -> ESO: Response vBNG Inventory
ESO->BNG: Configure vBNG
BNG->EMB: Completion Notification
EMB->ESO: Completion Notification
ESO->HA: Request Active Configuration
HA-->DU: Request Active Configuration
DU-->HA: Response Active Configuration
HA->DU: Restart Port
HA->EMB: Response Active Configuration
EMB->ESO: Notify ESO
ESO->EAAI: Update Edge Inventory
EMB->BSS: Notify OSS and BSS
@enduml