What's New in This Guide

This section lists the documentation updates for Release 23.4.x.

Release 23.4.6- F88926-19, March 2025

Updated the procedure for enabling the feature in the NRF Last Known Response section.

Release 23.4.6- F88926-18, January 2025

• Updated the description of the Allow Duplicate Subscription and NRF Support For Profile Changes In Response parameters in the NF Management Options section.
• Updated the description of the Audience Type parameter in the NF Access Token Options section.
• Updated the description of the following service operations in the NRF Supported Services section:
  • Retrieval of NF list (NFListRetrieval)
  • Retrieval of NF Profiles (NFProfileRetrieval)

Release 23.4.5- F88926-17, October 2024

• Updated the following in the CCA Header Validation in NRF for Access Token Service Operation section:
  • Updated the description of x5 attribute.
  • Updated the value of enabled:true to enable this feature in Managing CCA Header validation in NRF for Access Token Service Operation.
• Updated the Controlled Shutdown of NRF section with NRF behavior post fault recovery.
• Updated default value of the Monitoring Interval field from 100 to 1200 in the Pod Protection Options section.
• Added the description for the metric types in the NRF Metrics section.
• Added the description for different alert levels in the NRF Alerts section.

Release 23.4.4- F88926-16, August 2024

• Added the CompleteSync dimension to the ocnrf_cache_sync_count in the NRF Cache Data Metrics section.
• Added the CompleteSync dimension to the NRF Metrics section.
• Added the routes configuration details in the Egress Gateway Route Configuration for Different Deployments section to provide information about routing.
• Updated the REST API configuration sequence in the Overload Control Based on Percentage Discards section.

Release 23.4.3- F88926-15, July 2024

There are no changes made in this release.

Release 23.4.2- F88926-14, July 2024

• Added the Limiting Number of NFProfiles in NFDiscover Response section to describe how NRF limits the number of NFProfiles to be returned in the NFDiscover service operation response.
• Updated the description in the Dual Stack section to mention that currently, NRF supports single stack of either IPv4 or IPv6 and not both.
• Added the details of the nrfSupportedFeatures attribute in the nrfSupportedFeatures section.

Release 23.4.2- F88926-11, May 2024

• Added pod protection details with and without service mesh deployment in the Ingress Gateway Pod Protection section.
• Updated the description of the NF Notify Load Threshold parameter in the NF Management Options section.
• Updated the accepted values for Preferred Routing Parameter from ipv4Address, ipv6Address, and fqdn to Ipv4Address, Ipv6Address, and Fqdn in the SLF Options section.
• Updated the expression for the following KPIs in the NRF Service KPIs section:
  • 4xx Responses (AccessToken)
  • 5xx Responses (AccessToken)

Release 23.4.2- F88926-08, April 2024

There are no updates made to this document in this release.

Release 23.4.1- F88926-07, April 2024

• Updated the NRF Gateways Metrics section for the following:
  • Restructured the metric table for oc_ingressgateway_http_responses_total, oc_ingressgateway_http_responses_total (4xx response), and oc_ingressgateway_http_responses_total ( 5xx responses)
  • Removed the duplicate entry for oc_egressgateway_msgcopy_response_total metric.
  • Removed the duplicate entry for oc_ingressgateway_jetty_request_stat_metrics_total metric.

Release 23.4.1- F88926-05, March 2024

Added the support for handling service-name based discovery query for single and multiple services in the NF profile with the same service name after discovery processing in the Preferred Locality feature section.

Release 23.4.0- F88926-04, March 2024

• Updated the forwarding options in the Enhanced NRF Set Based Deployment (NRF Growth) section.
• Updated the dimensions for the following metrics in the NRF Gateways Metrics section:
  • oc_ingressgateway_pod_resource_stress
  • oc_ingressgateway_pod_resource_state
• Updated the dimensions for the following metrics in the NRF Cache Data Metrics section:
  • ocnrf_query_cds_requests_total
  • ocnrf_query_cds_responses_total

Release 23.4.0- F88926-03, February 2024

• Updated the reference document information to CNC Console Installation, Upgrade and Fault Recovery Guide in the Support for cnDBTier APIs in CNC Console section.
• Updated the configuration details using CNC Console in the Controlled Shutdown of NRF section.
• Updated default_route configuration note in the following sections:
  • NRF Forwarding Requests
  • Roaming Requests
• Added -1 metric value details to the oc_ingressgateway_pod_congestion_state metric in the NRF Gateways Metrics section.
• Added a note about default value for the following alerts:
  • OcnrfTotalNFsRegisteredAtSegmentBelowMinorThreshold
  • OcnrfTotalNFsRegisteredAtSegmentBelowMajorThreshold
  • OcnrfTotalNFsRegisteredAtSegmentBelowCriticalThreshold
• Updated the description of the Table 6-420 KPI in the Global Subscription Limit Level section.

Release 23.4.0- F88926-02, January 2024

• Added a note about infrastructure validation not supported during rollback in the NRF Infrastructure Validation section.
• Updated the table validation check in the following sections:
  • For Fresh Installation for preinstallation validation.
  • For Fault Recovery for preinstallation validation.
  • For Fresh Installation for postinstallation validation.
• Added a note for NfFQDN dimension in the following sections:
  • NRF NF Metrics
  • NF Screening Metrics
  • NF Access token Metrics
  • NRF SLF Metrics
  • NRF Forwarding Metrics
  • Roaming Support Metrics
  • Georedundancy Metrics
  • NF Authentication Metrics
  • DNS NAPTR Update Metrics

Release 23.4.0- F88926-01, December 2023

• Updated the NRF Architecture section with the new Cache Data Service (CDS) details.
• Added the following new features in the NRF Features chapter:
  • Support for Automated Certificate Lifecycle Management
  • Routing Egress Messages through SCP
  • Support for cnDBTier APIs in CNC Console
  • Support for vsmf-support-ind Attribute in NF Discover Service Operation
• Added the following sections for the NRF Growth feature:
  • Added the feature overview in the Enhanced NRF Set Based Deployment (NRF Growth) section.
  • Added the feature interaction details in the Interaction with Existing Features section.
  • Added the CNC Console details in the following sections:
    • NRF Growth Options
    • Forwarding Options
  • Added the CDS log level options details in the Logging Level Options section.
  • Added new metric dimensions in the NRF Metrics section.
  • Added Discovery Cache Sync metric in the NRF Service KPIs section.
  • Added the metrics in the NRF Cache Data Metrics section.
  • Added the KPIs in the NRF Growth Specific KPIs section.
  • Added the following alerts in the NRF Alerts section.
    • OcnrfRemoteSetNrfSyncFailed
    • OcnrfSyncFailureFromAllNrfsOfAnyRemoteSet
    • OcnrfSyncFailureFromAllNrfsOfAllRemoteSets
    • OcnrfCacheDataServiceDown
    • OcnrfDatabaseFallbackUsed
    • OcnrfTotalNFsRegisteredAtSegmentBelowMinorThreshold
    • OcnrfTotalNFsRegisteredAtSegmentBelowMajorThreshold
    • OcnrfTotalNFsRegisteredAtSegmentBelowCriticalThreshold
• Updated the parameter values in the Pod Protection Options section.
• Modified the alert name from OcnrfTransactionErrorRateAbove0.1Percent to OcnrfTransactionErrorRateAbove0Dot1Percent.