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Mon Sep 17 00:00:00 2001 From: Ajay Lotan Thakur Date: Mon, 7 Feb 2022 16:11:01 -0800 Subject: [PATCH 2/2] Create README.md --- README.md | 42 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 42 insertions(+) create mode 100644 README.md diff --git a/README.md b/README.md new file mode 100644 index 0000000..a7069ad --- /dev/null +++ b/README.md @@ -0,0 +1,42 @@ + + +# pcf + +The Policy Control Function (PCF) supports unified policy framework to govern network behaviour, +provides policy rules to Control Plane function(s) to enforce them and Accesses subscription information +relevant for policy decisions in a Unified Data Repository (UDR) + +The reference 3GPP specification for PCF are as follows +- PCC framework Specification 23.503, +- Session Management Policy Control - Specification 29.512 +- Policy and Charging Control signalling flows and QoS parameter mapping- Specification 29513 + + +## PCF Block Diagram +![PCF Block Diagram](/docs/images/README-PCF.png) + +## Supported Features +- PCF provides Access and Mobility Management related policies to the AMF Subscription Data retrieval and AM Policy management +- PCF provides Session Management Policy Control Service to the SMF Subscription Data retrieval and SM Policy management +- Policy Control Function (PCF) shall support interactions with the access and mobility policy enforcement in the AMF, through service-based interfaces + +## Upcoming Changes in PCF +- Process configuration received from Configuration Service and prepare PCC Rules, Session Rules and Qos Flows +- Send PCC Rules, Session Rules to SMF when a SMF Creates Policy subscriber +- Send notification towards SMF PDU Session when PCF detects any changes in Subscriber’s Rule/Qos information. +- Dedicated QoS flows addition & removal through APIs + + + +Compliance of the 5G Network functions can be found at [5G Compliance ](https://docs.sd-core.opennetworking.org/master/overview/3gpp-compliance-5g.html) + +## Reach out to us thorugh + +1. #sdcore-dev channel in [ONF Community Slack](https://onf-community.slack.com/) +2. Raise Github issues