Page 231 - ITU-T Focus Group IMT-2020 Deliverables

ITU-T Focus Group IMT-2020 Deliverables 3

2) Among OCH and NMS, one of them will include the other.

Figure 2 – OCH/NMS includes the other

But, it might be reasonable to see the current status as an intersection type of relationship between them.

Figure 3 – OCH and NMS with an intersection

Following table shows particular contents to differentiate the functions of OCH and NMG.

Table 1 – Difference between OCH and NMS

Orchestration Management
Monitoring
Availability Healthiness
purpose

Action Provisioning Maintaining
purpose

Monitor / Alarm for Event
Representative Control / Configuration Detection / Isolation /
Actions Create / Destroy / Move
Resolve for Fault

Target Dissimilar Devices Similar Devices
Resources

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