What's New in This Guide

This section introduces the documentation updates for release 25.1.2xx.

Release 25.1.200 - G25511-02, August 2025

Updated Support of Traffic Detection on SMF-N7 and TDF using Sd Interface section with a note that Custom support for traffic detection on SMF-N7 and TDF using the Sd interface is an experimental feature. It is subject to change and is not supported for production use (lab use only).

Release 25.1.200 - G25511-01, July 2025

Feature Updates:
- New Features:
  - Support for NR vs EUTRA KPIs for N7 Interface
    - Updated the following metrics in SM Service Metrics, with two new dimensions namely ratType and accessType:
      - ocpm_ingress_request_total
      - ocpm_ingress_response_total
      - http_in_conn_request_total
      - http_in_conn_response_total
    - Added the following metrics to SM Service Metrics section:
      - http_in_conn_ext_request_total
      - http_in_conn_ext_response_total
    - Added the following dimensions to CNC Policy Metrics section:
      - accessType
      - policyControlRequestTrigger
      - ratType
      - sourceAccessType
      - sourceRatType
  - Supports Traffic Detection on SMF-N7 and TDF using Sd Interface
    - Added the Support of Traffic Detection on SMF-N7 and TDF using Sd Interface section to support traffic detection on SMF-N7 and TDF-Sd interface.
    - Updated the Session Viewer section with session type SM TDF Session.
    - Added following fields in PCF Session Management page in CNC Console to support auditing of TDF stale sessions:
      - Enabled
      - Query TDF
      - Notification Rate (per second)
      - TDF Session Age (in minutes)
      - TDF Session Maximum Age (in minutes)
      - Minimum Audit Attempts
      - Minimum Audit Passes Interval (in minutes)
    - Added the following page under Traffic Profile menu in CNC Console to create traffic profile with ADC rule for PCF SM:
    - Added the following advanced setting keys to PCF Session Management to support Congestion Control for TDF requests:
      - SM.TDF.SESSION.DELETE.PRIORITY
      - SM.TDF.SESSION.UPDATE.PRIORITY
    - Added the following advanced setting keys to Diameter Connector to support Congestion Control for TDF requests:
      - SM.TDF.CREATE.SESSION.REQUEST.PRIORITY
      - SM.TDF.TERMINATE.REQUEST.PRIORITY
      - SM.TDF.UPDATE.REQUEST.PRIORITY
  - Support Reattempt after Backoff during N1N2 Communication
    - Added the Supports Reattempt after Back-off during N1N2 Communication section to support reattempt and backoff during N1N2 Communication in UE.
    - Updated the Interface Type drop-down field to list AMF and NRF values in Reattempts Profile page in CNC Console.
    - Updated the BSF Reattempt Settings field name to Re-attempt Settings in Reattempts Profile page in CNC Console.
    - Added the following fields in Reattempts Profile page in CNC Console to support reattempts for AMF and NRF interfaces:
      - Re-attempt Error Code Settings
      - Rate Limiting Settings
    - Added the Re-attempt Settings field in NF Communication Profiles
    - Added the following advanced setting keys to PCF UE Policy Service section.
      - CONCURRENCY.N15.REATTEMPT_TIMER_EXPIRY.LOCK_REQUEST_RETRY_COUNT
      - CONCURRENCY.N15.REATTEMPT_TIMER_EXPIRY.LOCK_REQUEST_RETRY_BACKOFF
      - CONCURRENCY.N15.REATTEMPT_TIMER_EXPIRY.LOCK_LEASE_DURATION
      - CONCURRENCY.N15.REATTEMPT_TIMER_EXPIRY.LOCK_WAIT_DURATION
      - CONCURRENCY.N15.REATTEMPT_TIMER_EXPIRY.ENABLED
      - AMF.OPTIMIZED.DISCOVERY.AND.SUBS.ENABLED
    - Added new Timer Service menu to Policy Service Configurations in CNC Console to provide timer related configurations.
    - Added the following advanced setting keys to Timer Service section.
      - TIMER_EXP_RANGE_MIN_SEC
      - TIMER_EXP_RANGE_MAX_SEC
      - TIMER_NOTIFICATION_RETRY_MAX_COUNT
      - TIMER_STALE_INTERVAL_SEC
      - TIMER_STUCK_INTERVAL_SEC
      - TIMER_NOTIFY_ON_STUCK
      - TIMER_SCAN_HEART_BEAT_ACTIVITY_FREQUENCY
      - TIMER_SCAN_ORPHAN_LOCAL_ACTIVITY_FREQUENCY
      - TIMER_SCAN_ORPHAN_REMOTE_ACTIVITY_FREQUENCY
      - TIMER_SCAN_CLEAN_UP_ACTIVITY_FREQUENCY
      - MISSED_HB_CYCLES_TO_CONSIDER_POD_DEAD
      - MISSED_HB_CYCLES_TO_CONSIDER_SITE_DEAD
      - MAX_NUM_OF_DAYS_TO_KEEP_DEAD_POD_RECORD_KEY
    - Added new Policy Mated Region menu to General Configurations in CNC Console to add policy mated region configurations.
    - Added new Site Fallback menu to General Configurations in CNC Console to configure fallback site.
    - Added details of following metrics to UE Service Metrics section to provide reattempt after backoff details:
      - occnp_ue_timer_registration_total
      - occnp_ue_timer_create_success_total
      - occnp_ue_timer_create_failure_total
      - occnp_ue_timer_delete_success_total
      - occnp_ue_timer_delete_failure_total
      - occnp_ue_nf_discovery_reattempt_request_total
      - occnp_ue_nf_discovery_reattempt_response_total
      - ue_n1_policy_backed_off_collation_total
    - Added details of following metrics to Audit Service Metrics section to provide audit information for Timer service:
      - occnp_timer_count_total
      - occnp_timer_capacity
      - occnp_timer_scan_total
      - occnp_timer_registration_total
      - occnp_timer_create_failure_total
      - occnp_timer_notify_retry_total
      - occnp_timer_state
    - Added details of the following alerts:
  - AM Service Pod Congestion Control
    - Added the AM Service Pod Congestion Control section to describe the pod congestion control mechanism supported in AM service.
    - Added details of the following advanced settings keys and their values in PCF Access and Mobility section:
      - AM_GET_SUBSCRIBER_SESSIONS_REQUEST_PRIORITY
      - AM_CREATE_REQUEST_PRIORITY
      - AM_UPDATE_REQUEST_PRIORITY
      - AM_NOTIFICATION_REQUEST_PRIORITY
      - AM_UPDATE_PDSLOCATIONINFO_REQUEST_PRIORITY
      - AM_DELETE_REQUEST_PRIORITY
      - AM_AUDIT_NOTIFY_REQUEST_PRIORITY
      - CONGESTION_RESPONSE_CODE
  - Notifier Service Pod Congestion Control
    - Added the Notifier Service Pod Congestion Control section to describe the pod congestion control mechanism supported in Notifier service.
    - Added the following advanced setting keys to Notifier Configurations section.
      - NOTIFIER.NOTIFY.PRIORITY
      - CONGESTION_RESPONSE_CODE
  - Congestion Control Resource Usage Calculation Using EMA Algorithm
    - Added the Congestion Control Resource Usage Calculation Using EMA Algorithm section to describe the algorithm used for resource usage calculation in Congestion Control mechanism.
    - Added the details of the following advanced settings keys in Congestion Control Settings section:
      - CPU_CONGESTION_RESOURCE_CALC_ALGORITHM
      - CPU_CONGESTION_RESOURCE_CALC_INTERVAL_MS
      - QUEUE_CONGESTION_RESOURCE_CALC_ALGORITHM
      - QUEUE_CONGESTION_RESOURCE_CALC_INTERVAL_MS
      - EMA_CPU_CONGESTION_RESOURCE_CALC_RATIO
      - EMA_QUEUE_CONGESTION_RESOURCE_CALC_RATIO
  - Diameter Connector Pod Congestion Control
    - Added the Diameter Connector Pod Congestion Control section to describe the pod congestion control mechanism supported in Diameter Connector service.
    - Updated the Congestion Control menu in CNC Console with Diameter Connector congestion control configurations.
    - Added details of the following advanced settings keys:
      - SM_NOTIFY_REQUEST_PRIORITY
      - SM_NOTIFY_TERMINATE_REQUEST_PRIORITY
      - PDS_FETCH_REQUEST_PRIORITY
      - PDS_NOTIFY_TERMINATE_REQUEST_PRIORITY
      - RX_AAR_REQUEST_PRIORITY
      - RX_STR_REQUEST_PRIORITY
      - RX_ASR_REQUEST_PRIORITY
      - SY_SNR_DEFAULT_PRIORITY
  - User Service Pod Congestion Control
    - Added the User Service Pod Congestion Control section to describe the pod congestion control mechanism supported by UDR and CHF Connectors in User service.
    - Updated the Congestion Control menu in CNC Console with UDR and CHF Connector congestion control configurations.
    - Added details of the following advanced settings keys in PCF User Connector section:
      - UDR_GET_USER_DATA_REQUEST_PRIORITY
      - UDR_DELETE_USER_DATA_REQUEST_PRIORITY
      - UDR_PATCH_USER_DATA_REQUEST_PRIORITY
      - UDR_SUBS_TO_NOTIFY_REQUEST_PRIORITY
      - UDR_NOTIFY_REQUEST_PRIORITY
      - UDR_UM_NOTIFY_REQUEST_PRIORITY
      - CHF_GET_SPENDING_LIMIT_REQUEST_PRIORITY
      - CHF_DELETE_SPENDING_LIMIT_REQUEST_PRIORITY
      - CHF_TERMINATE_NOTIFY_REQUEST_PRIORITY
      - CHF_NOTIFY_REQUEST_PRIORITY
      - UDR_ADD_3GPP_SBI_MSG_PRIORITY
      - CHF_ADD_3GPP_SBI_MSG_PRIORITY
      - UDR_CONGESTION_RESPONSE_CODE
      - CHF_CONGESTION_RESPONSE_CODE
  - PCF support to not send ASR while Notify-Update fails
    - Added PCF support to not send ASR while Notify-Update fails section to describe PCF support to not send ASR while Notify-Update fails.
    - Added Rx Reauth Profiles section in the CNC Console to configure RX reauth profiles.
    - Updated PCF Session Management section with the following fields:
      - Rx ReAuth Profile for Create
      - Rx ReAuth Profile for Update
      The following alerts are added for this feature:
      
      UPDATE_NOTIFY_FAILURE_ABOVE_30_PERCENT
      
      UPDATE_NOTIFY_FAILURE_ABOVE_50_PERCENT
      
      UPDATE_NOTIFY_FAILURE_ABOVE_70_PERCENT
    - Added the occnp_suppress_notify_total metric to SM Service Metrics.
  - Handling of Multiple N1N2Transfer Messages
    Added/updated the following section to include the details of handling of multiple N1N2Transfer messages feature:
    - Added Handling of Multiple N1N2Transfer Messages section to describe the handling of multiple N1N2Transfer messages.
    - Added the following CNC Console configuration fields to PCF UE Policy Service:
      - Enable Consolidation of UE Policy Decisions
      - Enable Consolidation of UE Policy Decisions for Re-transmission on T3501 Expiration
    - Added UE.POLICY.INSTALLATION.OPTIMIZATION.ENABLED advanced setting key for UE service to PCF UE Policy Service.
    - Added details of the following metrics to UE Service Metrics:
      - ue_n1_policy_sequencing
      - ue_n1_policy_consolidation
      - ue_n1_transfer_t3501_expiry_total
    - Updated UE Policy Enhancements with details of support of policy evaluation on T3501 Timer Expiry.
    - Added the following advanced setting keys for UE service to PCF UE Policy Service:
      - CONCURRENCY.N15.UE_NOTIFICATION.LOCK_REQUEST_RETRY_COUNT
      - CONCURRENCY.N15.UE_NOTIFICATION.LOCK_REQUEST_RETRY_BACKOFF
      - CONCURRENCY.N15.UE_NOTIFICATION.LOCK_LEASE_DURATION
      - CONCURRENCY.N15.UE_NOTIFICATION.LOCK_WAIT_DURATION
      - CONCURRENCY.N15.UE_NOTIFICATION.ENABLED
    - Added the following alerts to Common Alerts:
      - UE_N1N2_NOTIFY_REJECTION_RATE_ABOVE_MINOR_THRESHOLD
      - UE_N1N2_NOTIFY_REJECTION_RATE_ABOVE_MAJOR_THRESHOLD
      - UE_N1N2_NOTIFY_REJECTION_RATE_ABOVE_CRITICAL_THRESHOLD
      - UE_N1N2_TRANSFER_FAILURE_RATE_ABOVE_MINOR_THRESHOLD
      - UE_N1N2_TRANSFER_FAILURE_RATE_ABOVE_MAJOR_THRESHOLD
      - UE_N1N2_TRANSFER_FAILURE_RATE_ABOVE_CRITICAL_THRESHOLD
      - UE_N1N2_TRANSFER_T3501_TIMER_EXPIRY_RATE_ABOVE_MINOR_THRESHOLD
      - UE_N1N2_TRANSFER_T3501_TIMER_EXPIRY_RATE_ABOVE_MAJOR_THRESHOLD
      - UE_N1N2_TRANSFER_T3501_TIMER_EXPIRY_RATE_ABOVE_CRITICAL_THRESHOLD
  - Support for Dual Stack
    - Added the Support for Dual Stack section to describe the support for IPV4 and IPv6 dual stack.
  - LDAP Timeout and Retry Mechanism
    - Added the LDAP Timeout and Retry Mechanism section to describe LDAP timeout and retry mechanism.
    - Added the following CNC Console configuration fields to Data Sources:
      - Retry Enabled
      - Max number of retries
      - Retries on errors/timeout
    - Added details of the following metrics to LDAP Gateway:
      - occnp_ldap_search_request_total
      - occnp_ldap_search_response_total
  - Support for Stale Requests Cleanup for Binding Service
    - Described the stale request cleanup for Binding service in Support for Stale Requests Cleanup.
    - Added the following Advanced Settings keys for Binding service to Binding Service:
      - ENABLE_LATE_ARRIVAL
      - ENABLE_LATE_PROCESSING
    - Added DIAMETER.Timer.Enabled Advanced Settings key to Settings.
    - Added the following metrics used for handling stale requests cleanup functionality for Binding service to Binding Service Metrics:
      - occnp_late_arrival_rejection_total
      - occnp_late_processing_rejection_total
    - Added the following alerts to Common Alerts:
      - STALE_BINDING_REQUEST_REJECTION_CRITICAL
      - STALE_BINDING_REQUEST_REJECTION_MAJOR
      - STALE_BINDING_REQUEST_REJECTION_MINOR
  - Support for Stale Requests Cleanup for Diameter Connector
    - Described the stale request cleanup for Diameter Connector in Support for Stale Requests Cleanup.
    - Added the following fields for Diameter Connector configuration to Diameter Connector:
      - Enable Late Arrival
      - Enable Late Processing
      - Skip Late Processing For Terminate
      - SBI Timer Enabled
    - Added the occnp_tale_diam_request_cleanup_total metric used for handling stale requests cleanup functionality for Diameter Connector to Diameter Connector Service Metrics.
    - Added the following alerts to Common Alerts:
      - STALE_DIAMETER_CONNECTOR_REQUEST_CLEANUP_MINOR
      - STALE_DIAMETER_CONNECTOR_REQUEST_CLEANUP_MAJOR
      - STALE_DIAMETER_CONNECTOR_REQUEST_CLEANUP_CRITICAL
  - Support for Stale Requests Cleanup for User Connector to CHF and UDR
    - Described the stale request cleanup for User Connector to CHF and UDR in Support for Stale Requests Cleanup.
    - Added the following Advanced Settings keys for User Connector configuration to PCF User Connector:
      - UDR.enable.late.arrival
      - CHF.enable.late.arrival
      - UDR.enable.late.processing
      - CHF.enable.late.processing
      - UDR.skip.late.processing.for.terminate
      - CHF.skip.late.processing.for.terminate
    - Added the following metrics used for handling stale requests cleanup functionality for User Connector to User Service Metrics:
      - occnp_late_arrival_rejection_total
      - occnp_late_processing_rejection_total
    - Added the following alerts to Common Alerts:
      - UDR_C_STALE_HTTP_REQUEST_CLEANUP_MINOR
      - UDR_C_STALE_HTTP_REQUEST_CLEANUP_MAJOR
      - UDR_C_STALE_HTTP_REQUEST_CLEANUP_CRITICAL
      - CHF_C_STALE_HTTP_REQUEST_CLEANUP_MINOR
      - CHF_C_STALE_HTTP_REQUEST_CLEANUP_MAJOR
      - CHF_C_STALE_HTTP_REQUEST_CLEANUP_CRITICAL
  - Stale Binding Detection Audit, Report and Recover
    - Added Stale Binding Detection Audit, Report and Recover to describe the detection and handling of stale binding records of PDU sessions.
    - Added the following configuration parameters and advanced settings key to Binding Service:
      - Revalidate with BSF
      - BSF Retry Profile For Revalidation Messages
      - SESSION_BINDING_REVALIDATION_MESSAGE_PRIORITY (advanced settings key)
    - Added the following metrics to Binding Service Metrics to support Stale Binding Detection Audit, Report and Recover:
      - occnp_session_binding_revalidation_request_total
      - occnp_session_binding_revalidation_response_total
      - ocpm_egress_response_total
    - Added the following alerts to Common Alerts:
      - SESSION_BINDING_MISSING_FROM_BSF_EXCEEDS_CRITICAL_THRESHOLD
      - SESSION_BINDING_MISSING_FROM_BSF_EXCEEDS_MAJOR_THRESHOLD
      - SESSION_BINDING_MISSING_FROM_BSF_EXCEEDS_MINOR_THRESHOLD
      - SESSION_BINDING_REVALIDATION_WITH_BSF_FAILURE_EXCEEDS_CRITICAL_THRESHOLD
      - SESSION_BINDING_REVALIDATION_WITH_BSF_FAILURE_EXCEEDS_MAJOR_THRESHOLD
      - SESSION_BINDING_REVALIDATION_WITH_BSF_FAILURE_EXCEEDS_MINOR_THRESHOLD
  - Support for Stale Requests Cleanup for UE Policy Service
    - Described the stale request cleanup for UE Policy service in Support for Stale Requests Cleanup.
    - Added the following Advanced Settings keys for UE Policy service to PCF UE Policy Service:
      - ENABLE_LATE_ARRIVAL
      - ENABLE_LATE_PROCESSING
      - SKIP_LATE_PROCESSING_FOR_TERMINATE
    - Added ocpm_late_arrival_rejection_total and occnp_late_processing_rejection_total metrics used for handling stale requests cleanup functionality for UE Policy service to UE Service Metrics.
    - Added the following alerts to Common Alerts:
      - UE_STALE_REQUEST_PROCESSING_REJECT_MINOR
      - UE_STALE_REQUEST_PROCESSING_REJECT_MAJOR
      - UE_STALE_REQUEST_PROCESSING_REJECT_CRITICAL
      - UE_STALE_REQUEST_ARRIVAL_REJECT_MINOR
      - UE_STALE_REQUEST_ARRIVAL_REJECT_MAJOR
      - UE_STALE_REQUEST_ARRIVAL_REJECT_CRITICAL
  - Handling Collision Between AAR and STR Messages During Update Notify Timeout
    - Added Handling Collision Between AAR and STR Messages During Update Notify Timeout to describe how PCF handles collision between AAR-I/AAR-U and STR messages during update notify timeout.
    - Added the following Advanced Settings keys to PCF Session Management:
      - SYSTEM.RX.UPDATE_NOTIFY.RULES.PENDING_CONFIRMATION.ENABLED
      - SYSTEM.RX.UPDATE_NOTIFY.RULES.PENDING_CONFIRMATION.PROCESS_ON_UPDATE
      - SYSTEM.RX.UPDATE_NOTIFY.RULES.PENDING_CONFIRMATION.RESPONSE_CODES
      - SYSTEM.RX.UPDATE_NOTIFY.RULES.PENDING_CONFIRMATION.EXCEPTIONS
    - Added the following metrics to SM Service Metrics:
      - ocpm_handle_update_notify_timeout_as_pending_confirmation_total
      - ocpm_handle_update_notify_error_response_as_pending_confirmation_total
      - ocpm_process_pending_confirmation_rules_on_pa_update_total
      - ocpm_process_pending_configuration_rules_on_pa_delete_total
      - ocpm_rx_update_notify_request_total
    - Added the following alerts to PCF Alerts:
      - RX_PENDING_CONFIRMATION_UPDATE_NOTIFY_ERROR_RESPONSE_ABOVE_CRITICAL_THRESHOLD
      - RX_PENDING_CONFIRMATION_UPDATE_NOTIFY_ERROR_RESPONSE_ABOVE_MAJOR_THRESHOLD
      - RX_PENDING_CONFIRMATION_UPDATE_NOTIFY_ERROR_RESPONSE_ABOVE_MINOR_THRESHOLD
      - RX_PENDING_CONFIRMATION_UPDATE_NOTIFY_TIMEOUT_ABOVE_CRITICAL_THRESHOLD
      - RX_PENDING_CONFIRMATION_UPDATE_NOTIFY_TIMEOUT_ABOVE_MAJOR_THRESHOLD
      - RX_PENDING_CONFIRMATION_UPDATE_NOTIFY_TIMEOUT_ABOVE_MINOR_THRESHOLD
  - Single UE ID Implementation
    - Added Optimizing PolicyDS Database Query With Configurable UE IDs to describe query on PolicyDS database based on UEIds.
    - Added PDS UE ID Configuration to describe the PolicyDS database query configuration based on UE IDs.
    - Updated occnp_db_processing_latency_seconds_count metric in Policy DS Metrics.
  - Custom Query
    - Added Support for Monitoring Migration Status of Database Records to describe configuring query on Policy databases used by Policy Microservices.
    - Added Custom Query to describe viewing the migration of PolicyDS database migration details.
  - Handling cnDBTier Cluster Disconnection
    - Added details of PCF Cluster DB State to Support for cnDBTier APIs in CNC Console describing the support for displaying realtime status of the cluster state and NF database functional state in the cnDBTier database cluster.
    - Added the following metrics to AppInfo Metrics to support handling cnDBTier cluster disconnection:
      - appinfo_dbmonitor_request_total
      - appinfo_dbmonitorclusterDbState_current
      - appinfo_nfDbFunctionalState_change_total
      - appinfo_nfDbFunctionalState_current
      - appinfo_http_response_total
    - Added the PCF_STATE_NON_FUNCTIONAL_CRITICAL alert to PCF Alerts.
- Enhancements:
  - PDS Performance Improvement
    - Updated the advanced settings key PRIMARYKEY_LOOKUP_ENABLED in PDS Settings section to support PDS to send pds-location-information to SM service.
    - Added the advanced settings key SM.PDS.LOCATION.INFO.NOTIFY.PRIORITY in PCF Session Management section to configure the discard priority for Congestion Control.
    - Added occnp_pds_location_info_notification_total metric details to SM Service Metrics section.
  - Updated the Logging Support for Error Response section with details of enhanced logging for error responses during SM call flows.
  - Diameter Gateway Pod Congestion Control
    - Updated the Diameter Pod Congestion Control feature to make its Congestion Control mechanism to be same as other common Policy services.
    - Updated the Congestion Control Settings section menu in CNC Console with Diameter Gateway congestion control configurations.
    - Updated the Thresholds menu in CNC Console with Diameter Gateway congestion control resource threshold configurations.
    - Updated the Load Shedding Rules menu in CNC Console with Diameter Gateway congestion control discard priorities configurations.
    - Added the details of the following advanced settings keys in Diameter Configuration Settings section:
      
      CONGESTION_DIAMETER_RESPONSE_CODE
      
      CONGESTION_DIAMETER_VENDOR_ID
    - Added the details of the following fields in Diameter Message Priority Profiles menu in CNC Console.
      
      DRMP
      
      OC-Message-Priority
    - Added the occnp_diam_pending_requests_total metrics for tracking pod congestion information in Diameter Gateway Metrics:
    - Added the following metrics for tracking pod congestion information in Pod Congestion Metrics:
      
      occnp_congestion_diam_pending_request_active_counter
      
      occnp_congestion_diam_pending_request_end_to_end_id_map_size
      
      occnp_congestion_DiamMsgBuffer_queue_msg_count
  - Integrating Policy with Different Network Functions
    - Updated the Integrating Policy with Different Network Functions section with details to configure capacity parameter for PCF regsitration profile.
  - Added the following advanced setting keys for UE service to PCF UE Policy Service:
    - CONCURRENCY.N15.T3501_TIMER_EXPIRY.LOCK_REQUEST_RETRY_COUNT
    - CONCURRENCY.N15.T3501_TIMER_EXPIRY.LOCK_LEASE_DURATION
    - CONCURRENCY.N15.T3501_TIMER_EXPIRY.LOCK_WAIT_DURATION
    - CONCURRENCY.N15.T3501_TIMER_EXPIRY.ENABLED
- Add Reduced Capability UEs feature enhancements to SM-Rx flow
  - Updated Support for Handling Requests From Reduced Capability Devices with details on support for NR_REDCAP value for RAT Type over Rx interface.
  - Added Redcap Support for Rx Interface field to Diameter Connector, which is used to configure support for NR_REDCAP value for RAT Type over Rx interface.
  - Added diam_avp_dropped metric to Diameter Connector Service Metrics, which is used to support for NR_REDCAP value for RAT Type over Rx interface.
- Signaling and DB Access Processing Latency Histogram Metrics for Binding Service
  - Added Support for Signaling and DB Access Processing Latency Histogram Metrics to describe support for Signaling and DB Access Processing Latency Histogram Metrics for Policy microservices.
  - Added the following Advanced Settings keys to Binding Service, which are used to enable and configure histrogram metrics for Binding service database:
    - ENABLE_BINDING_DB_HISTOGRAM_METRICS
    - ENABLE_BINDING_HTTP_HISTOGRAM_METRICS
  - Added the following metrics to Binding Service Metrics:
    - occnp_db_processing_latency_seconds
    - occnp_http_in_conn_processing_latency_seconds
    - occnp_http_out_conn_processing_latency_seconds
- Ingress Gateway Pod Protection by Rate Limiting
  - Updated Pod Protection at Ingress Gateway section with details of pod protection by rate limiting at Ingress Gateway service.
  - Added POD_PROTECTION_BY_RATELIMIT_REJECTED_REQUEST alert that is used for pod protection by rate limiting at Ingress Gateway service.
- Handling DB cluster disconnect
  - Updated Support for cnDBTier APIs in CNC Console to add details of PCF Cluster DB State to view the database cluster state information.
  - Added PCF Cluster DB State to describe viewing the database cluster state information in CNC Console for Policy.
  - Added PCF_STATE_NON_FUNCTIONAL_CRITICAL alerts to PCF Alerts.
  - Added the following metrics to AppInfo Metrics:
    - appinfo_dbmonitor_request_total
    - appinfo_dbmonitorclusterDbState_current
    - appinfo_nfDbFunctionalState_change_total
    - appinfo_nfDbFunctionalState_current
    - appinfo_http_response_total
General Updates:
- Added the following metrics for monitoring the workflow task information in Policy DS Metrics:
  - task_count_total
  - task_processing_latency_sum_total
Added the following Advanced settings keys to PCF Session Management section:
- SYSTEM.ENABLE_CLEANUP_DELAY_AFTER_FAILED_REQUEST
- SYSTEM.CLEANUP_DELAY_AFTER_FAILED_REQUEST
Added the following Advanced Concurrency keys to PCF Access and Mobility and PCF UE Policy Service sections:
- CONCURRENCY.N15.CLEANUP.ENABLED
- CONCURRENCY.N15.CLEANUP.LOCK_REQUEST_RETRY_COUNT
- CONCURRENCY.N15.CLEANUP.LOCK_REQUEST_RETRY_BACKOFF
- CONCURRENCY.N15.CLEANUP.LOCK_LEASE_DURATION
- CONCURRENCY.N15.CLEANUP.LOCK_WAIT_DURATION
- CONCURRENCY.N15.CLEANUP.ALLOW_ON_SERVICE_FAILURE
Added the following Advanced Timer guard keys to PCF Access and Mobility and PCF UE Policy Service sections.
- AMF_CONNECTOR_TIMEOUT_GUARD
- PDS_CONNECTOR_TIMEOUT_GUARD
Added the following Advanced Timer guard keys to PCF Session Management section.
- SYSTEM.SMF_CONNECTOR_TIMEOUT_GUARD
- USER.SERVICE_CONNECTOR_TIMEOUT_GUARD
- BINDING.CONNECTOR_TIMEOUT_GUARD
Added the following Advanced Timer guard keys to PDS Settings section.
- CHF_CONNECTOR_TIMEOUT_GUARD
- UDR_CONNECTOR_TIMEOUT_GUARD
- AM_CONNECTOR_TIMEOUT_GUARD
- SM_CONNECTOR_TIMEOUT_GUARD
- UE_CONNECTOR_TIMEOUT_GUARD
Added the following Advanced Timer guard keys to PCF User Connector section.
- CHF_CONNECTOR_TIMEOUT_GUARD
- UDR_CONNECTOR_TIMEOUT_GUARD
- PDS_CONNECTOR_TIMEOUT_GUARD
Added the Advanced Timer guard key BSF_CONNECTOR_TIMEOUT_GUARD to Binding Service section.
Added USER.ssv.excludeDnn.<Snssai> to PCF Session Management.
Added USER.ssv.excludeApns to Settings.
Added/updated the description of the following dimensions in CNC Policy Metrics:
- sourceUri
- sourceOperationType
- uri
- priority
- responseCode
- responseCause
- duration