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# System prepended metadata

title: O1 Interface

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O1 Interface Requirement
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This HackMD note follows the O-RAN Alliance Specification ["O-RAN.WG10.O1-Interface.0-R003-v10.00"](https://drive.google.com/file/d/1OOzJ38jUPN812CPCvvajHH0XG12jfRDJ/view?usp=share_link) issued at June 2023.
## O-RAN defined O1 notification
## Management Services (MnSs)
### Provisioning Management Services
### Fault Supervision Management Services
### Performance Assurance Management Services
### Trace Management Services
### File Management Services
### Heartbeat Management Services
### PNF Startup and Registration Management Services
### PNF Software Management Serices
### PNF Reset Management Services
### Cloudified NF Registration Management Services
