Cisco Ultra Cloud Serving Gateway Control Plane Function, Release 2023.01

  • About this Guide
    • Conventions Used
    • Contacting Customer Support
  • UCC cnSGW-C - Release Change Reference
    • Features and Behavior Change Quick Reference
    • Feature Defaults Quick Reference
    • Extended and Non-Standard QCI Values Support and Validation
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
    • GTPU Error Indication
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
    • GTPU Path Failure
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
    • show subscriber Output Change—CSCvy40559
      • Behavior Change Summary and Revision History
        • Summary Data
        • Revision History
      • Behavior Change
    • Performance Optimization Support
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
    • UDP Proxy Functionality Merge into the Protocol Microservices—CSCvz10227
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Behavior Change
  • About cnSGW
    • 5G Architecture
      • Overview
        • Control Plane Network Functions
        • User Plane Network Function
      • Subscriber Microservices Infrastructure Architecture
      • Control Plane Network Function Architecture
    • cnSGW-C Overview
      • Product Description
      • Converged Core Overview
      • Use Cases
      • Deployment Architecture and Interfaces
        • cnSGW-C Architecture
        • cnSGW-C Deployment
        • Converged Core Architecture
        • Converged Core Deployment
        • Supported Interfaces
      • Life Cycle of Data Packet
      • License Information
      • Standards Compliance
    • Deploying and Configuring cnSGW-C through Operations Center
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
        • cnSGW-C Ops Center
          • Prerequisites
      • cnSGW-C Service Configuration
        • Mapping Pods with Node Labels
      • Deploying and Accessing cnSGW-C
        • Deploying cnSGW-C
        • Accessing the cnSGW-C Ops Center
          • Day 0 Configuration
      • Loading Day 1 Configuration
        • Day1config.cli
    • Smart Licensing Support
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Smart Software Licensing
        • Cisco Software Central
        • Smart Accounts and Virtual Accounts
        • Requesting a Cisco Smart Account
        • cnSGW-C Smart Licensing
        • Software Tags and Entitlement Tags
        • Multiple Entitlement Tags
          • Feature Description
          • How it Works
            • Limitations
          • Sample Configuration
          • Configuration Checks
          • Troubleshooting
      • Configuring Smart Licensing
        • Users with Access to Cisco Software Central
        • Users without Access to Cisco Software Central
      • Viewing the Smart Licensing information
    • cnSGW-C Rolling Software Update
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Introduction
      • Updating cnSGW-C
        • Rolling Software Update Using the SMI Cluster Manager
          • Prerequisites
            • cnSGW-C Health Check
            • Backing Up the Deployment File
            • Backing Up the Ops Center Configuration
            • Back Up CEE and cnSGW-C Ops Center Configuration
            • Staging a New cnSGW-C Image
          • Triggering the Rolling Software Upgrade
          • Monitoring the Update Procedure
          • Viewing the Pod Details
        • Rolling Software Update on Non-SMI Cluster
    • Pods and Services Reference
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
        • Pods
        • UDP Proxy Pod
          • Feature Description
            • Architecture
            • Protocol Pod Selection for Peer-Initiated Messages
            • High Availability for the UDP Proxy
        • Services
        • Open Ports and Services
      • Associating Pods to the Nodes
      • Viewing the Pod Details and Status
        • Pod Details
        • States
    • 3GPP RAN/NAS Cause Codes Support
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
      • How it Works
        • Call Flows
          • Create Bearer Procedure Call Flow
          • Update Bearer Procedure Call Flow
          • Delete Bearer Command Procedure Call Flow
          • Delete Session Procedure Call Flow
    • Access Bearer Release Support
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
      • How it Works
        • Call Flows
          • Release Access Bearer (Active to IDLE Transaction) Call Flow
    • APN Profile Support
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
      • Feature Configuration
        • Configuring DNN Profile
        • Configuring Network Element Profile
        • Configuration Modification Impact
      • Troubleshooting Information
        • Configuration Errors
    • Change Notification Request Handling
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
        • Standards Compliance
      • How it Works
        • Call Flows
          • Change Notification Request Call Flow
      • OAM Support
        • Bulk Statistics Support
    • Clear Subscriber Request
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
        • Standards Compliance
      • How it Works
        • Supported Clear Command
        • Call Flows
          • Clear PDN Call Flow
    • Context Replacement Support
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
      • How it Works
        • Call Flows
          • Full Context Replacement Call Flow
            • Create Session Request Call Flow
          • Partial Context Replacement Call Flow
            • Create Session Request with Default Bearer EBI Call Flow
            • Create Session Request with Dedicated Bearer EBI Call Flow
      • OAM Support
        • Bulk Statistics
    • Dedicated Bearer Support
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
      • Setup and Update Dedicated Bearers
        • Feature Description
        • How it Works
          • Call Flows
            • Dedicated Bearer Setup – Request Accepted Call Flow
            • Dedicated Bearer Setup – Request Accepted Partially Call Flow
            • Dedicated Bearer Update – Request Accepted Call Flow
      • Delete Dedicated Bearers
        • Feature Description
        • How it Works
          • Call Flows
            • Dedicated Bearer Deletion Procedure Call Flow
    • Delete Bearer and Delete Session Request
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
        • Delete from MME
        • Delete from PGW
        • Standard Compliance
      • How it Works
        • Call Flows
    • Downlink Data Notification
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
      • DDN Message Handling
        • Feature Description
        • How it Works
          • Call Flows
            • Downlink Data Notification Success Call Flow
            • Downlink Data Notification Failure Call Flow
            • No User Connect Retry Timer Call Flow
        • Feature Configuration
          • Configuring the DDN Failure Timer
            • Configuration Example
            • Configuration Verification
          • Configuring DDN No User Connect Retry Timer
          • Configuration Example
          • Configuration Verification
      • Control Messages Triggered DDN Support
        • Feature Description
        • How it Works
          • Call Flows
            • Downlink Data Notification for PGW-initiated procedure with Cloud Native Call Flow
        • Feature Configuration
          • Configuration Example
          • Configuration Verification
          • Disabling the DDN Control Procedure
      • DDN Advance Features
        • Feature Description
        • How it Works
          • Call Flows
            • DDN Delay Call Flow
            • High Priority DDN Call Flow
            • DDN Throttling Call Flow
          • Standards Compliance
        • Feature Configuration
          • Configuration Example
        • OAM Support
          • Bulk Statistics
    • DSCP Marking Support
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
      • DSCP Marking for Data Packets
        • Feature Description
        • How it Works
        • Feature Configuration
        • Configuration Example
        • Configuration Verification
      • DSCP Marking for CP Signaling Messages
        • Feature Description
        • Feature Configuration
          • Configuring DSCP under S11 Interface for GTP Endpoint
            • Configuration Example
            • Configuration Verification
          • Configuring DSCP under S5e Interface for GTP Endpoint
            • Configuration Example
            • Configuration Verification
          • Configuring DSCP under Sxa Interface for Protocol Endpoint
            • Configuration Example
            • Configuration Verification
          • Removing DSCP Configuration
            • Configuration Example
            • Configuration Verification
    • Dynamic Routing by Using BGP
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
      • How it Works
        • External Network Failure
        • Geo Switchover
        • Internal Network Failure
        • Local Switchover
        • Recovery and Failback
        • Call Flows
          • Publish Route for Incoming Traffic in an Active-Standby Mode
          • Single Protocol Pod Failure Call Flow
          • Learn Route for Outgoing Traffic Call Flow
      • Configuring Dynamic Routing by Using BGP
      • Monitoring and Troubleshooting
    • Emergency Call Support
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
        • Limitations
      • How it Works
        • Call Flows
          • Create Emergency Session Call Flow
      • OAM Support
        • Bulk Statistics Support
    • Extended and Non-Standard QCI Values Support and Validation
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
        • Validation for Extended and Non-Standard QCI Values
        • Support and Validation for Extended and Non-Standard QCI Values for VoLTE Marking
    • eMPS/WPS Support
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
      • eMPS/WPS Support
        • Feature Description
        • Feature Configuration
          • Configuring WPS Profile
            • Configuration Example
            • Configuration Verification
          • Configuring WPS-Profile and SGW-Profile Association
            • Configuration Example
            • Configuration Verification
          • Configuring WPS-Profile and DNN-Profile Association
            • Configuration Example
            • Configuration Verification
        • OAM Support
          • Bulk Statistics Support
      • eMPS GTPv2 Load/Overload Self Protection Exclusion Support
        • Feature Description
        • Feature Configuration
          • Configuring Overload Exclude Profile
            • Configuration Example
            • Configuration Verification
          • Configuring the Overload-Profile and the SGW-Profile Association
            • Configuration Example
            • Configuration Verification
    • Failure and Error Handling Support
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Overview
      • Attach and Detach Failure and Error Handling
        • Create Session Request Failure Handling
        • Delete Default Bearer Procedure Failure Handling
        • Delete Session Procedure Failure Handling
        • Session Setup Timer during Attach Procedure
      • Create-Update-Delete Bearer Request and Response Failure and Error Handling
        • Create Bearer Procedure Failure Handling
        • Delete Dedicated Bearer Procedure Failure Handling
        • Update Bearer Procedure Failure Handling
      • Radio Access Bearer/Modify Bearer Request Failure and Error Handling
      • Support for Failure Cause Code, Cause Source, and Bearer Context Error
        • Failure Cause Code
        • Cause Source
        • Bearer Context Error
    • GTPC and Sx Path Management
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
      • GTPC and Sx Path Management
        • Feature Description
        • Feature Configuration
          • Configuring the Echo Parameters
          • Configuring Heartbeat
          • Viewing the Peer Configuration
          • Configuration Example
        • OAM Support
          • Alerts
          • Bulk Statistics Support
      • GTPC Path Failure
        • Feature Description
        • How it Works
          • GTPC Path Failure Detection
          • Path Failure Handling
        • Feature Configuration
          • Configuring Action on Path Failure Detection
          • Configuring Notification to Update the Peer Node
          • Configuration Example
        • OAM Support
          • Bulk Statistics Support
      • Sx Path Failure
        • Feature Description
        • How it Works
          • Sx Path Failure Detection
          • Path Failure Handling
          • Heartbeat Handling
        • OAM Support
          • Bulk Statistics Support
      • Customization of Path Failure Detection
        • Feature Description
        • Feature Configuration
          • Configuring Sx Path Failure Customization
          • Configuring GTPC Path Failure Customization
        • OAM Support
          • Bulk Statistics Support
    • GTPU Error Indication
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
      • How it Works
        • Error Indication Support
          • Default Bearer with s1u as local-purge Call Flow
          • Dedicated Bearer with s1u as local-purge Call Flow
          • Dedicated Bearer (IDFT) with s1u as local-purge Call Flow
          • Default/Dedicated Bearer with s1u as page-ue Call Flow
          • Default Bearer with s5u as local-purge/signal-peer Call Flow
          • Dedicated Bearer with s5u as local-purge/signal-peer Call Flow
        • Graceful Termination
          • Graceful Termination Call Flow
        • Session Replacement
          • Session Replacement for Default Bearer Call Flow
          • Session Replacement for Dedicated Bearer Call Flow
      • Feature Configuration
        • Configuration Example
        • Conifguration Verification
      • OAM Support
        • Bulk Statistics
    • GTPU Path Failure
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
      • How it Works
        • Call Flows
          • Path Failure for Default Bearer Call Flow
          • Path Failure for Dedicated Bearer Call Flow
      • Feature Configuration
        • Configuration Example
        • Configuration Verification
      • GTPU Path Failure OAM Support
        • Bulk Statistics
    • GTPv2 and Sx Messages Retransmission and Timeout Handling
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
      • How it Works
        • Inbound Message Retransmission
        • Call Flows
          • GTPCv2 (GTPC-EP or Service) Call Flow
          • Sxa (smf-proto or Service) Call Flow
      • Configuring the Dispatcher
        • Configuration Example
        • Configuration Verification
    • GTPv2 Load/Overload Support
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
      • Configuring the GTPv2 Load and Overload Feature
        • Configuring the Load Profile
          • Configuration Example
        • Configuring the Exclude Profile
          • Configuration Example
        • Configuring the Overload Condition Profile
        • Configuring the Maximum Session Count
          • Configuration Example
        • Configuring the Overload-Profile and the SGW-Profile Association
          • Configuration Example
          • Configuration Verification
      • GTPv2 Load and Overload OAM Support
        • Bulk Statistics
    • GTPv2 Message Validation
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
      • How it Works
        • Call Flows
          • Basic and Advance Validation on SGW-Ingress (S11) Call Flow
          • Basic and Advance Validation on SGW-Egress (S5) Call Flow
    • IDFT Support
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
        • Standards Compliance
      • How it Works
        • Call Flows
          • IDFT Support without SGW Relocation Call Flow
          • IDFT Support with SGW Relocation Call Flow
          • 5G to 4G Handover Flow for Pure-S Call Flow
          • 4G to 5G Handover Flow for Pure-S Call Flow
          • Create IDFT (System-level) Call Flow
          • Delete IDFT (System-level) Call Flow
      • OAM Support
        • Viewing IDFT Configuration
        • Failure Handling
        • Bulk Statistics Support
    • Idle Session Timeout Settings
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
      • How it Works
        • Call Flows
          • Inactivity Report Call Flow
          • Idle Timer Handling on UPF Call Flow
          • Reactivity Report Call Flow
          • Clear Call Handling Call Flow
      • Feature Configuration
        • Configuration Example
        • Configuration Verification
    • Initial Attach Support
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
      • How it Works
        • Call Flows
          • Initial Attach Call Flow
        • Standards Compliance
      • Support for Backoff Timer, Origination TimeStamp, and MaxWait Time
        • Backoff Timer
        • Origination Time Stamp
        • MaxWaitTime
    • Inter System RAT Handover
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
      • How it Works
        • Call Flows
          • Wi-Fi to LTE Success Call Flow
          • GnGp to LTE Handover with OI Indicator Set Call Flow
          • GnGp to LTE Handover with OI Indicator Unset Call Flow
        • Standards Compliance
    • Intra-MME and Inter-MME Handover Procedures
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
      • How it Works
        • Call Flows
          • Inter-MME Handover Active-Active Transition Call Flow
          • Intra-MME Handover Active-Active Transition Call Flow
          • Inter/Intra-MME Handover Idle-Idle Transition Call Flow
          • Inter/Intra-MME Handover Active-Idle Transition Call Flow
          • Inter-MME Handover and Multi-PDN Handling Active-Idle Transition with ULI Change Call Flow
          • Inter-MME Handover with Bearer Context Marked for Removal Call Flow
      • Intra-MME and Inter-MME Handover Procedures OAM Support
        • Bulk Statistics
    • MCC/MNC Configuration in the SGW Service
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
      • How it Works
        • Call Flows
          • PLMN-type Detection Call Flow
      • Configuring the MCC or the MNC in the SGW Service
        • Configuration Example
      • OAM Support
        • Bulk Statistics Support
    • Message Interactions Support
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
      • How it Works
        • Call Flows
          • CBR Multi-PDN Call Flow
          • Graceful Stop the Existing PDN Procedure Call Flow
          • Inter MME Handover with Multi-PDN Handling (With PGW Interaction) Call Flow
          • Multi PDN Call X2 Handover SGW Relocation to cnSGW-C Call Flow
          • Multi-PDN S1 Handover SGW Relocation to Service-Pod (SGW) Call Fow
          • Multiple CBR for Same PDN Call Flow
          • Collision Resolver Discard Handling Call Flow
          • Suspend Handling Call Flow
          • Abort Handling of Low-Priority Procedure Call Flow
          • Double Delete Optimization Call Flow
    • Modify and Delete Bearer Command Support
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
      • How it Works
        • Call Flows
          • MBC Failure Handling Call Flow
          • MBC Success Handling Call Flow
          • DBC Failure Handling Call Flow
          • DBC Success Handling Call Flow
    • Modify Bearer Request Support
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
      • How it Works
        • Call Flows
          • UE-Triggered Service Request without PGW Interaction Call Flow
          • UE-Triggered Service Request with PGW Interaction Call Flow
    • Monitor Subscriber and Protocol Support
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
      • Feature Configuration
        • Configuring the Monitor Subscriber
          • Configuration Example
        • Configuring the Monitor Protocol
          • Configuration Example
        • Configuring the Transaction Messages
          • Configuration Example
        • Accessing the Logs
    • Multiple PDN Attach or Detach Procedures
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
      • How it Works
        • Call Flows
          • UE-requested PDN Connection Call Flow
          • UE-requested or the MME-requested PDN Disconnection Call Flow
          • PGW-requested Disconnection Call Flow
    • Performance Optimization Support
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
      • Async BG-IPC from GTPC-EP towards SGW-Service
        • Feature Description
      • Batch ID Allocation, Release, and Reconciliation Support
        • Feature Description
        • How it Works
        • Feature Configuration
        • OAM Support
          • Bulk Statistics
      • Cache Pod Optimization
        • Feature Description
      • CDL Flush Interval and Session Expiration Tuning Configuration
        • Feature Description
        • Feature Configuration
          • Configuration Example
      • DDN Call Flow Optimization
        • Feature Description
        • How it Works
          • Call Flows
            • Current Downlink Data Notification Handling Call Flow
            • DDN Handling with Internal DDN Delay Timer Call Flow
        • Feature Configuration
          • Configuration Example
        • OAM Support
          • Bulk Statistics
      • DDN Timeout Configuration
        • Feature Description
        • Feature Configuration
      • Domain-based User Authorization Using Ops Center
        • Feature Description
        • How it Works
        • Feature Configuration
          • Configuration Example
          • Configuration Verification
      • Edge Echo Implementation
        • Feature Description
        • How it Works
        • OAM Support
          • Bulk Statistics Support
      • ETCD Peer Optimization Support
        • Feature Description
        • How it Works
      • Optimized GTPv2 Encoder and Decoder
        • Feature Description
        • Feature Configuration
          • Configuration Example
        • OAM Support
          • Bulk Statistics Support
      • GTPC Endpoint with GR Split
        • Feature Description
        • How it Works
      • GTPC Endpoint Interface Split with S11 and S5
        • Feature Description
        • How it Works
        • Feature Configuration
          • Configuration Example
      • GTPC IPC Cross-rack Support
        • Feature Description
        • How it Works
          • Call Flows
            • cnSGW-C GTPC Optimization with Inter-rack IPC Call Flow
            • SMF and PGWc GTPC Optimization with Inter-rack IPC Call Flow
        • Feature Configuration
          • Configuration Example
        • OAM Support
          • KPI Support
      • Interservice Pod Communication
        • Feature Description
        • How it Works
          • Call Flows
            • Collapsed Call Attach with SGW-Service to SMF-Service Configuration Call Flow
        • OAM Support
          • Statistics Support
      • MBR Call Flow Optimization
        • Feature Description
        • How it Works
          • Call Flows
            • Idle-Active Transition with Intra MME HO Call Flow
            • MBR Optimization Call Flow
        • Feature Configuration
          • Configuration Example
          • Configuration Verification
        • OAM Support
          • Bulk Statistics Support
      • Maintenance Mode
        • Feature Description
        • How it Works
          • Limitations
        • Enabling or Disabling Maintenance Mode
          • Enabling or Disabling Maintenance Mode Example
          • Verifying the Maintenance Mode State
      • Partial CDL Update for Idle-Active Call Flow
        • Feature Description
        • How it Works
          • Limitations
        • Feature Configuration
          • Configuration Example
        • OAM Support
          • Bulk Statistics Support
      • PFCP Session Report with DLDR Throttling Support
        • Feature Description
        • How it Works
        • Feature Configuration
          • Configuration Example
          • Configuration Verification
        • OAM Support
          • Bulk Statistics Support
      • Resiliency Handling
        • Feature Description
        • How it Works
        • Feature Configuration
          • Configuration Example
          • Configuration Verification
        • OAM Support
          • Bulk Statistics Support
      • Roaming Peer Path Management Optimization
        • Feature Description
        • How it Works
        • Feature Configuration
          • Configuring the Operator Policy and Subscriber Policy
          • Configuration Example
          • Configuring the Default Gateway
          • Configuration Example
          • Configuration Verification
        • OAM Support
          • Bulk Statistics Support
      • Flag DB Database Updates
        • Feature Description
        • OAM Support
          • Bulk Statistics Support
      • UDP Proxy Functionality Merged into Protocol Microservices
        • Feature Description
          • PFCP Protocol Endpoint with UDP Proxy Bypass 
          • GTPC Protocol Endpoint with UDP Proxy Bypass
            • How it Works
              • Call flows
                • GTPC Protocol Endpoint with UDP Proxy Bypass Call Flow
            • Feature Configuration
              • Configuring Internal VIP
              • Configuring GTP VIPs
              • Configuration Example
    • Presence Reporting Area
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
      • How it Works
    • Redundancy Support
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • High Availability Support
        • Feature Description
          • High Availability of UDP Proxy
        • Architecture
          • cnSGW-C Pod and VM Deployment Layout
        • How it Works
        • Configuring Pod-level Labelling and Replicas
          • Configuration Example
          • Configuration Verification
      • Geographic Redundancy Support
        • Feature Description
        • How it Works
          • Overview
        • GR Triggers
        • Site Roles
        • General Guidelines
        • Instance Awareness
          • Configuring GR Instance
          • Configuring Endpoint Instance Awareness
          • Configuring Profile cnSGW-CSMF Instance Awareness
          • Configuring cnSGW-C Endpoint
        • Dynamic Routing
          • Configuring Dynamic Routing by Using BGP
          • Configuring BGP Speaker
        • IPAM
          • Configuring IPAM
        • Geo Replication
          • Configuring ETCD/Cachepod Replication
        • Geo Monitoring
          • POD Monitoring
          • Remote Cluster Monitoring
          • Traffic Monitoring
        • BFD Monitoring
        • CDL GR Deployment
          • Prerequisites for CDL GR
          • CDL Instance Awareness and Replication
            • Configuring CDL Instance Awareness
            • Configuring CDL Replication
        • Lawful Intercept
        • RADIUS Configuration
        • Software Upgrade on GR Pairs
        • Manual CLI Switchover
          • Geo Switch Role
          • Geo Reset Role
        • Troubleshooting
          • show/clear Commands
            • clear subscriber
            • show BFD Status
            • show BGP Global
            • show bgp kernel route
            • show bgp neighbors
            • show bgp route summary
            • show BGP Routes
            • show endpoint
            • show ETCD/Cache Pod Replication
            • show geo role
            • show ipam dp with type and address
            • show ipam dp
            • show ipam pool
            • show nrf discovery-info discovery-filter
            • show nrf discovery-info
            • show nrf registration-info
            • show nrf subscription-info
            • show peers
            • show role
            • show subscriber
          • Monitor Subscriber
          • Monitor Protocol
        • Geographic Redundancy OAM Support
          • Prerequisites for RMA Process
          • Health Check
          • Recovery Procedure
          • Key Performance Indicators (KPIs)
          • Bulk Statistics
          • Alerts
          • Maintenance Mode
    • Service Configuration Enhancements
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
      • Feature Configuration
        • Configuring the SGW Profile
          • Configuration Example
          • Configuration Verification
        • Configuring the Subscriber Policy
          • Configuration Example
        • Configuring the Operator Policy
          • Configuration Example
        • Configuring the Policy DNN
          • Configuration Example
        • Configuration Modification Impact
      • Troubleshooting Information
        • Configuration Errors
    • SGW Charging Support
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
        • Architecture
          • Roaming Support
      • How it Works
        • Call Flows
          • URR Installation on Initial Attach Call Flow
          • SGW CDR Call Flow
          • URR Removal and CDR Reporting on Detach Call Flow
          • Usage Report on Hitting Threshold Call Flow
          • URR Installation for Dedicated Bearer Call Flow
          • URR Removal and CDR Generation on Deletion of Dedicated Bearer Call Flow
          • Volume Reporting on S11 Trigger Call Flow
          • Volume Reporting on S5 Trigger Call Flow
        • Standards Compliance
        • Limitations
      • Feature Configuration
        • CLI Configuration
          • Configuring the cnSGW-C Charging Profile or GTP Prime
            • Configuring the GTPP Profile
              • Configuration Example
            • Configuring the GTPP Endpoint
              • Configuration Example
            • Configuring SGW Charging Profile
              • Configuration Example
          • Configuring the Charging Mode
          • Configuring the cnSGW-C Charging Threshold
            • Configuration Example
          • Configuring cnSGW-C Charging Threshold and cnSGW-C Charging Profile Association
            • Configuration Example
          • Configuring Call Control Profile
            • Configuring the Call Control Profile Creation
              • Configuration Example
            • Configuring the Operator Policy Association
              • Configuration Example
          • Configuring Charging Characteristics Under Call Control Profile
            • Configuration Example
        • Show CLI
          • GTPP-EP SFTP Push CLI
      • CDR Fields Supported in cnSGW-CDRs
        • custom24 Dictionary
          • ASN.1 Definition for Fields in custom24
      • SGW Charging OAM Support
        • Bulk Statistics
    • SGW Relocation Support
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
      • How it Works
        • Call Flows
          • X2 Handover SGW Relocation to cnSGW-C Call Flow
          • S1 Handover SGW Relocation to cnSGW-C Call Flow
          • TAU X2 Handover SGW Relocation to cnSGW-C Call Flow
          • X2 Handover SGW Relocation to CN-SGW (Multi PDN) Call Flow
          • S1 Handover SGW Relocation to CN-SGW (Multi PDN) Call Flow
          • X2 Handover SGW Relocation with Bearer Context Marked for Removal Call Flow
          • S1 Handover SGW Relocation with Bearer Context Marked for Removal Call Flow
          • Inter and Intra MME Handover and S1 SGW Relocation with Less Number of Bearer Context Call Flow
      • SGW Relocation OAM Support
    • Sx Load/Overload Control Handling
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
      • How it Works
        • Node Feature Support
          • UP Selection
        • Throttling Support for Sx Establishment
        • Session Termination Trigger From User-Plane in Self-Protection
        • Failure-handling Profile Support for Congestion Cause
      • Configuring the Sx Load/Overload Feature
      • Configuring Failure Handling Profile
      • Sx Load/Overload Control OAM Support
        • Bulk Statistics
    • Stale Session Handling and Clearing
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
      • How it Works
        • Call Flows
          • Timer Expiry Handling Call Flow
      • Feature Configuration
        • Configuration Example
        • Configuration Verification
      • OAM Support
        • Bulk Statistics
    • Update Bearer Request and Response
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
        • Standards Compliance
      • How it Works
        • Call Flows
    • UPF Selection Support
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
      • UPF Selection using DNN and DCNR Support
        • Feature Description
        • How it Works
          • UPF Selection Methods
            • DNN or APN Based
            • Network Based
            • UPF Selection Policy Based
        • Configuring UPF Selection Methods
          • Configuring UPF Group Profile-based UPF Selection
          • Configuring Network-based UPF Selection
          • Configuring Policy based UPF Selection
        • Troubleshooting Information
          • Configuration Errors
      • UPF Selection using Location Support
        • Feature Description
        • Configuring the UPF Selection Feature
          • Configuring ECGI for EPS
          • Configuring TAI-Group
          • Configuring Location-area-group
          • Configuring UPF Group and UPF Selection Policy Enhancement
      • Combined UPF Selection for cnSGW-C and SMF
        • Feature Description
          • Standards Compliance
        • How it Works
          • System Architecture
          • Call Flows
            • Initial Attach on 4G for 5G Capable Device Call Flow
            • UPF Registration with User Plane ID Call Flow
            • Inter-SGW Handover on 4G RAT for 5G Capable Devices Call Flow
            • 5G to EPS Handover Using N26 Interface – cnSGW-C and SMF Separate Node Call Flow
            • Wi-Fi to LTE Handover Call Flow
        • Configuring the Combined UPF Selection for cnSGW-C and SMF
          • Configuring Converged-Core Profile
          • Configuring Node-ID
      • UPF Selection OAM Support
        • Bulk Statistics
    • VoLTE Call Prioritization
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
      • How it Works
      • Feature Configuration
        • Configuring the Priority
          • Configuration Example
          • Configuration Verification
        • Sx Message Priority
      • OAM Support
        • Bulk Statistics
    • cnSGW-C Troubleshooting
      • show subscriber and cdl show Commands
  • Sample cnSGW Configuration
    • Sample cnSGW-C Configuration
      • Sample Configuration
  • Statistics and KPI Reference
    • Key Performance Indicators
      • Feature Summary and Revision History
        • Summary Data
        • Revision History
      • Feature Description
      • KPI Categories
        • Session and Bearer KPIs
        • PLMN KPIs
        • Procedure KPIs
        • Failure/Rejection/Retransmission KPIs
        • Handover KPIs
        • Pod Level KPIs
      • Bulkstats Categories
        • Session/Bearer/UE Bulkstats
        • Procedural Bulkstats
        • Handover Bulkstats
        • Interaction Bulkstats
        • Failure Bulkstats
      • Alerts
        • LTE Procedure Alerts
        • Handover Alerts
        • Disconnect Reason Alerts
        • Sx Procedure Alerts
    • cnSGW-C Metrics Reference
      • Overview
      • cnSGW Metrics Reference
        • CDL Active Sessions Category
        • CDR Container Operations Category
        • CDR Operations Category
        • SGW Usage Report Stats Category
        • SGW Bearer Level Counters Category
        • SGW Bearer Level Stats Category
        • SGW Collision Stats Category
        • SGW DDN Stats Category
        • SGW PDN Disconnect Stats Category
        • SGW PDN EMPS Counter Category
        • SGW PDN EMPS Stats Category
        • SGW PDN Level Counters Category
        • SGW PDN Level Stats Category
        • SGW Procedure Category
        • SGW Resource Management Stats Category
        • SGW Sx Session Report Stats Category
        • SGW UE Disconnect Stats Category
        • SGW UE Level Counters Category
        • SGW UE Level Stats Category
        • SGW Callflow Optimization Stats Category
      • GTPC-EP Metrics Reference
        • GTPC Golang Encoder Decoder Stats Category
        • GTPC Roaming Peer Path Mgmt Stats Category
        • GTPC Short Circuit Map Count Category
        • GTPC Short Circuit Message Stats Category
        • Processing Time of SMF GTPC Messages Category
        • SMF GTPC Echo Stats Category
        • SMF GTPC Golang Encode Decode Stats Category
        • SMF GTPC Messages Total Category
        • SMF GTPC Unexpected Messages Category
        • SMF GTPC Validation Fail Stats Category
        • SMF GTPC Messages Category
        • SMF GTPC Priority Messages Category
      • UPD-Proxy Metrics Reference
        • UDP-Proxy BGP Routes Count Category
        • UDP-Proxy Messages Category
    • MIB Reference
      • CISCO-CNEE-MIB
      • CISCO-SMI
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