5G SMF Overview
Deploying and Configuring SMF through Ops Center
Smart Licensing
SMF Rolling Software Update
Pods and Services Reference
Features and Functionality
3GPP Specification Compliance for SMF Interfaces
4G to 5G Data Session Handover Support
AN Modification Call Flow Support
Application-based Alerts
Bulk Statistics and Key Performance Indicators
Cause Code Handling
Cisco Common Data Layer
CHF and PCF Integration for Access and Mobility Procedures
Content Filtering, Event Detail Records, and X-Header Enrichment Support
Customization of StarOS-based UPF on N4 Interface
Customized Configuration for Controlling Subscription Messages over N10
DNS Proxy Integration
DSCP Marking
Emergency Services Support
EPS Interworking
Feature Summary and Revision History
Feature Description
Support for UE Initial Attach on E-UTRAN
Detach Procedure for EPS on SMF and P-GW
Dedicated Bearer Activation and Deactivation
EPS Fallback
EPS Fallback Guard Timer Support
Feature Description
How It Works
Call Flows
EPS Fallback Guard Timer Call Flow
Standards Compliance
Configuring the EPS Fallback Guard Timer
Indirect Data Forwarding Tunnel (IDFT) Timer Support
Bearer Modification for EPS Session on SMF
Session Management Procedures for EPS and 5GC Interworking
5G to EPS Handover Using N26 Interface
Create Dedicated Bearer Delay and Retry Support
Handling GTP-U Error Indication for 4G Sessions
GTP Path Failure Handling, Restoration, and Recovery
Configuration Support for Rejecting 4G-only Devices
Dynamic Configuration Change Support
Flow Failure Handling for Access and Mobility Procedures
Inter gNodeB Handover
IP Address Management
Local Breakout-based Roaming Support
Monitoring Support
Multiple and Virtual DNN Support
Multiple PLMN Support
Network-initiated Messages Support
Network-Initiated Service Request
NRF Discovery
PDU Session Establishment from 4G-Only and Option 3x Capable Devices
Peer NF Failure Handling Support
PDU RAN Tunnel Endpoint Identifier Session
Policy and User Plane Management
RADIUS Client for SMF
RPC Remote Host Management
Resource Management
Router Solicit and Router Advertisement
Session and Service Continuity Mode
SMF Charging
SMF Deregistration with NRF
SMF Overload Management
Support for the Unsubscribe-To-Notifications Messages
SMF Interface for Metrics
System Logging Support Per SUPI
TAI Selection from AMF
Timers Support
UDP Proxy for SMF
UPF Path Management and Restoration
Voice over New Radio
VoLTE Support
VoWiFi Support
Wi-Fi Handovers
Wireless Priority Services
SMF Serviceability Support
Troubleshooting Information
UCC 5G SMF - Release Change Reference
SMF CLI Reference
SMF Sample Configuration
SMF Metrics Reference
SMF API Reference
Call Flows
This section includes the following call flow.
EPS Fallback Guard Timer Call Flow