Contents

Title and Copyright Information

About This Guide

• My Oracle Support

1 Introduction to Oracle Communications Unified Session Manager S-CZ8.2.5

• New Features
• Platform Support
• Image Files and Boot Files
• Upgrade Information
  • Upgrade Checklist
  • Upgrade and Downgrade Caveats
• Self-Provisioned Entitlements
• System Capacities
• Coproduct Support
• Documentation Changes
• Behavioral Changes
• Patches Included in This Release

2 Oracle Communications Unified Session Manager Basics

• Oracle Communications Unified Session Manager and IMS
• Oracle USM and OTT
• Multiple Control Functions on a Single Device
• Elements of Oracle Communications Unified Session Manager Configuration
• High Availability

3 Oracle USM Supporting the IMS Core

• General Description
• Message Authentication for SIP Requests
• User Authorization
  • UAR/UAA Transaction
• SIP Digest User Authentication
  • Authentication via MAR/MAA
  • SIP Authentication Challenge
    • Authentication Header Elements
  • SIP Authentication Response
  • Oracle Communications Unified Session Manager Authentication Check
• IMS-AKA Support
  • Authentication Sequence - Registration
  • Outside the Core
  • Authentication Success
  • Authentication Failure
    • Network Authentication Failure
    • User Authentication Failure
  • Synchronization
  • Optional IMS-AKA Configuration
    • home subscriber server
• S-CSCF Selection Based on Capabilities
  • Server-Capabilities AVP
  • Selection Process without SLRM
  • Selection Process with an SLRM
  • ACLI Instructions
    • Configuring the server-capabilities-table
    • Configuring the server-capabilities-list
• Oracle Communications Unified Session Manager as Registrar
  • New Registration
  • Registration Response with the Authentication-info Header
  • Handling Barred PUIDs
  • Releasing Unregistered Users
  • Configurable Response to Timed-Out OPTIONS Messages
  • Limiting REGISTER CDR Generation
• Limiting AOR Contacts
• HSS Server Assignment
  • Server Assignment Messages
    • Server-Assignment-Response
  • Register Refresh
    • Core-side SAR Lifetime
  • Entry Unregistration
  • Diameter Message Manipulations
• User Registration based on Reg-ID and Instance-ID (RFC 5626)
  • reREGISTER Example
  • Outbound Registration Binding Processing
  • Wildcarded PUID Support
• ACLI Instructions
  • home subscriber server
  • SIP Authentication Profile
  • SIP Interface
  • SIP Registrar
  • Maximum Number of Contacts
  • Response to Exceeding Maximum Contacts
• SIP Registration Event Package Support
  • SUBSCRIBE Processing
  • SUBSCRIBE REFRESH Requests
  • Reg Event NOTIFY Messages
  • Reducing NOTIFY Traffic
  • Configuring Registration Event Package
  • Registration Event Profile Configuration
    • Optional NOTIFY Refresh Frequency
• Message Routing
  • Registrar Routing
    • LIR/LIA Transaction
  • Default Egress Realm
  • RX Interface Features
  • ACLI Instructions
    • Configuring the SIP Registrar's Routing Precedence
    • Home Subscriber Server
• Tel-URI Resolution
  • Number Lookup Triggers
  • Actions Based on Lookup Results
  • Primary and Secondary ENUM Configuration
• HSS Initiated User Profile Changes
• Licensing and Database Registration Limits
  • Database Registration Limit Alarm
• 3GPP Compliance
  • P-Asserted-Id in Requests and Dialogs
    • Non-trusted UE
    • Trusted UE
  • P-Associated-URI in 200 OK
• Other Diameter Cx Configuration
  • Host and Realm AVP Configuration for Cx
  • ACLI Instructions
• Initial Filter Criteria (IFC)
  • IFC Evaluation
  • SIP Registration
  • SIP Call
    • Preserving an Original Dialog Indicator
    • Configuring ODI Preservation
  • Evaluating Session Case in the P-Served-User Header
  • Supported Sessioncase and Registration State
    • Originating request - Registered User
    • Originating request - Unregistered User
    • Terminating Requests - Registered User
    • Terminating Requests - Unregistered User
  • Third Party Registration for an Implicit Registration Set
  • TEL URI Replacement with SIP URI in R-URI to AS
    • TEL URI Replacement with SIP URI in R-URI to AS Configuration
  • Additional Options
• IFC Support for Unregistered Users
  • UE-terminating requests to an unregistered user
    • Terminating UA - Unregistered
    • Terminating UA - Unregistered
    • Terminating UA - Not Registered, Served by other Oracle Communications Unified Session Manager
    • UE Subsequent Registration
  • Caching the Downloaded IFC
  • Optimizing IFC Updates
  • Push Profile Request (PPR) updates
• ACLI Instructions
  • SIP Registrar
  • SIP Registrar
• Shared and Default iFCs
  • SiFC Usage
  • DiFC Usage
  • SiFC/DiFC File Example
  • iFC Execution Order
  • Refreshing SiFC and DiFC Files
  • SiFC and DiFC Configuration
• Distinct and Wildcarded Public Service Identity (PSI) Support
• Configuring SIP Ping OPTIONS Support
• Redundancy and Load Balancing with HSS Servers
  • About HSS Groups
  • Connection Failure Detection
    • Configuring HSS Groups

4 Oracle USM Supporting the IMS Edge

• Access Border Functions
  • P-CSCF Functions
  • A-BGF Functions
  • Resource and Admission Control (RACS) Functions
• IMS Interconnect Border Functions
• Oracle USM Access Interface Configuration
• Wildcard PUI Introduction
  • Wildcard PUI Message Flows
• IMS Support for Private Header Extensions for 3GPP
  • P-Associated-URI Header
  • P-Asserted-Identity Header
    • P-Asserted-Identity Header Handling
  • P-Asserted-Identity Header Configuration
  • P-Called-Party-ID Header
  • P-Early-Media SIP Header Support
    • P-Early-Media SIP Header
    • P-Early-Media-Header Usage
    • Functional Design
    • P-Early-Media Trusted to Trusted
    • P-Early-Media Untrusted to Trusted
    • P-Early-Media Trusted to Untrusted
    • P-Early-Media ACLI Configuration
  • P-Visited-Network-ID Header
  • P-Visited-Network-ID Header Handling for SIP Interfaces Configuration
  • Second P-Asserted-Identity Header for Emergency Calls
    • Two Incoming P-Asserted-Identity Headers
• Temporary Public User Identities and Multi-SIM Scenarios
  • Old Behavior
  • New Behavior
  • Configuring SIP Interface with reg-via-key and reg-via-match
• IMS-AKA
  • Requirements
  • The refreshRegForward Option
  • Monitoring
  • ACLI Instructions and Examples
    • Setting Up an IMS-AKA Profile
    • Setting Up an IPSec Profile for IMS-AKA Use
    • Enabling IMS-AKA Support for a SIP Interface
    • Applying an IMS-AKA Profile to a SIP Port
• IPSec IMS-AKA
  • Sample IMS-AKA Configuration
  • Sample Security Policy Configuration
• Sec-Agree
  • TLS Session Setup During Registration
  • SEC-agree Configuration
• IMS AKA over TCP
  • IMS-AKA Secure Call Registration over TCP
    • sip-ports
    • ims-aka-profile
  • IMS-AKA Call Establishment over TCP
  • SIP SUBSCRIBE and NOTIFY over TCP IMS-AKA
• IMS-AKA Change Client Port
  • Protected Ports
  • IMS-AKA Change Client Port Configuration
    • Sample IMS-AKA Configuration
• SIP IMS P-CSCF P-Asserted Identity in Responses
  • Important Notes
  • SIP IMS P-CSCF P-Asserted Identity in Responses Configuration
• E-CSCF Support
  • Service URN Support
  • E-CSCF Configuration Architecture
    • CLF Connectivity
    • NMC Emergency Call Control
    • Local Policy
    • Emergency LRT
    • CLF Response Failure
  • E-CSCF Configuration
  • Maintenance and Troubleshooting
• 2774 - Provisioning of SIP Signaling Flow Information
  • Initial Registration
  • Register Refresh
  • De-Registration
  • Failure Response to Re-Register
  • Provisioning SIP Signaling Flows Configuration
  • Troubleshooting
  • show ext-band-mgr
• RTP and RTCP Bandwidth Calculation and Reporting
  • Max-Requested-Bandwidth-UL & Max-Requested-Bandwidth-DL AVPs
    • Optional AVP Creation
  • RR-Bandwidth & RS-Bandwidth AVPs
  • Flow-status AVP
• 2629 - IR.92 Compliance via SIP 380 Response
  • 380 Response Format
    • 380 Response Example
  • IR.92 Compliance Configuration
• IR.94 Support
  • IR.94 Loss Of Voice Bearer
    • IR.94 Loss Of Voice Bearer Configuration
• Pooled Transcoding
  • Supported Codecs
  • Implementation Details
  • Application Scenarios
    • Scenario 1 INVITE with SDP
    • Scenario 2 INVITE without SDP
    • Re-INVITES and Updates with SDP
    • RFC 2833 Considerations
    • eSRVCC Support
  • Configuration Requirements and Verification
    • A-SBC Configuration Requirements
    • T-SBC Requirements
    • Configuration Verification
  • Configure Pooled Transcoding
  • Monitor Dialogs Between the A-SBC and the T-SBC
    • Per-Method Statistics
  • Notes on the DIAMETER Rx Interface
  • Accounting and Transcoding
• Dynamic Sessions Agents for Home-Remote S-CSCF Liveliness
  • Discovery
  • Creation
    • Property Inheritance
  • Deletion
  • How to Wildcard a Session Agent
  • Enabling the Global SIP Configuration for Dynamic Session Agents
• Enhanced eSRVCC Call Continuity
  • Handsets and Session Continuity
  • Anchors for Signaling and Media
  • Architectural View
  • IMS Registration Details
    • SIP Register Request UE to ATCF
    • SIP Register Request ATCF to S-CSCF
    • SIP 200 OK from S-CSCF
  • Originating Sessions for SRVCC with ATCF
    • SIP INVITE for SRVCC Using the ATCF
  • Terminating Sessions for SRVCC with ATCF
    • SIP INVITE from UE2 ATCF
  • TS 24.237 Proposed Changes
  • Accounting
  • External Bandwidth Management
  • ATCF Configuration
  • ATCF INVITE ICSI Matching
    • ATCF INVITE ICSI Matching Configuration
• SRVCC PS-CS Access Transfer
  • MSC Server-Assisted Mid-Call Feature Supported by SCC AS
  • Failure and Cancellation
  • Confirmed Dialogs
  • Early Dialogs
    • SRVCC Handover Support in the Pre-Alerting Phase
    • SRVCC Handover Support in Alerting Phase
  • SIP Feature Capabilities
    • SIP Feature Capabilities Configuration
  • Reporting SRVCC Statistics
• Emergency Access Transfer Function
  • Enabling EATF Capability
  • Monitoring SRVCC Sessions

5 ENUM Based Oracle Communications Unified Session Manager

• Message Authentication for SIP Requests
• Credential Retrieval
  • User Authentication Query
• SIP Digest User Authentication
  • SIP Authentication Challenge
  • Authentication Header Elements
  • SIP Authentication Response
  • Oracle USM Authentication Check
• Oracle USM as Registrar
  • DDNS Update to User Subscriber Database
    • TTL
  • ENUM Database Correlation
    • Entry Expiration
  • Register Refresh
• Limiting AOR Contacts
• User Registration based on Reg-ID and Instance-ID (RFC 5626)
  • reREGISTER Example
  • Outbound Registration Binding Processing
  • ENUM Database Update
  • NAPTR Update Format
• Oracle USM Licensing
• ACLI Instructions
  • ENUM Configuration
  • SIP Authentication Profile
  • SIP Registrar
  • Maximum Number of Contacts
  • Response to Exceeding Maximum Contacts
• Update to ENUM Database on Endpoint Connection Loss
  • Connection Reuse
  • Unreachability Determination
    • RFC 5635 Failure
    • TCP Keepalive Failure
    • Explicit and undetermined connection termination
  • Registration Cache and User Database Removal
  • ACLI Instructions
    • SIP Interface Configuration
• OAuth 2.0 Support
  • OAuth Operation
  • Configuring OAuth Support
  • Enabling the SPL Plug-in
    • Uploading the Plug-in
    • Adding the Plug-in to Your Configuration
    • Executing SPL Files
    • Synchronizing SPL Files Across HA Pairs
  • Configuring the Plug-in Option
• Message Routing
  • Registrar Routing
  • Default Egress Realm
    • SIP Registrar
• Segmentation of ENUM Zones
  • Configuring Support for DDNS Server Caching
• Tel-URI Resolution
  • Number Lookup Triggers
  • Actions Based on Lookup Results
  • Primary and Secondary ENUM Configs
• Licensing and Database Registration Limits
  • Database Registration Limit Alarm
• Extended ENUM Record Length
  • NAPTR and TXT Record Creation and Association
  • NAPTR Record Format
  • TXT Record Retrieval
  • Requirements
• SIP User Parts - RFC 3261 Character Set Support
  • Encoding Alpha-Numerics
  • Multiple DNS Zone Support
  • Alpha-Numeric Name Support
• Configuring SIP Ping OPTIONS Support

6 Local Subscriber Tables

• Local Subscriber Table
  • LST Runtime Execution
  • LST Configuration
• ACLI Instructions
  • LST Table
  • SIP authentication profile
  • LST Redundancy for HA Systems
  • Reloading the LST
  • LST File Compression
  • LST File Format
    • localSubscriberTable
    • subscriber
  • LST Subscriber Hash and Encryption
    • Key Initialization Vector
    • Encryption
    • Formatting final Encrypted Data

7 Third Party Registration

• Third Party Registrations via iFCs
  • Embedded REGISTER
• ACLI Instructions - Third Party Registration via iFCs
  • Session Agent
  • SIP Registrar
• Third Party Registration via ACLI Configuration
  • Third Party Registration Server States
  • Third Party Registration Expiration
  • Defining Third Party Servers
• ACLI Instructions - Third Party Server Configuration
  • Third Party Registrar
  • SIP Registrar

8 References and Debugging

• ACLI Configuration Parameters
  • sip-registrar
    • Parameters
    • Path
  • sip-authentication-profile
    • Parameters
    • Path
  • home-subscriber-server
    • Parameters
    • Path
  • third-party-regs
    • Parameters
    • Path
  • local-subscriber-table
    • Parameters
    • Path
  • enum-config
    • Parameters
    • Path
  • ifc-profile
    • Parameters
    • Path
  • regevent-notification-profile
    • Parameters
    • Path
  • hss-group
    • Parameters
• Making Personal Data in Messaging Sent to OCOM Anonymous
  • Enabling Anonymization of Information Sent to OCOM
• SNMP MIBs and Traps
• Acme Packet License MIB (ap-license.mib)
• Acme Packet System Management MIB (ap-smgmt.mib)
  • Enterprise Traps
• Oracle USM Show Commands
  • show sipd endpoint-ip
  • show sipd third-party
  • show sipd local-subscription
  • show registration
  • show home-subscriber-server
  • show http-server
• Session Load Balancer Support
• Verify Config
  • sip authentication profile (CX)
    • Error
  • sip authentication profile (ENUM)
    • Error
  • sip authentication profile (Local)
  • sip-registrar
    • Error
  • sip-registrar
    • Error
• Resource Utilization
  • CPU Overload Protection
  • Heap Utilization

A USM Base Configuration Elements

• USM Base Configuration Elements for Cx
• USM Base Configuration Elements for ENUM
• USM Base Configuration Elements for LST

B Caveats and Known Issues

• Known Issues
• Caveats and Limitations