The MMTelStodTriggerAnchor feature handles the transfer request and route it to the previous bound session .

Feature Cheat Sheet

B2BUA Instance Originating / Terminating Point(s) in Session Plan Network Operator Data Subscriber Data Stateful or Stateless POJO Feature or SBB Feature Other notes

Stod

Originating

Stod_SipAccess_SessionStart

Yes

Yes - subscriber data is from the HSS

Stateless

SBB Feature

Prerequisite Features

  • SubscriberDataLookupFromHssFeatureSbb

  • MMTelStodBind

  • MMTelStodEnabled

Session Input Variables

Session State variable name Type Comments
RegistrationRecords

Complex

Registration Records contain the public IMPU

Subscriber

String

The subscriber Id

StodIsEnabledForUser

boolean

Is the STOD enabled ?

Statistics

Name

Incremented when…​

FiredIncomingRequestEvent

the transfer INVITE is sent to the session to be transfered.

Behaviour

The feature handles the transfer request and route it to the previous bound session.

The feature retrieves the existing session based on the IMPU from the registration records and fire an internal event, routing the transfer request to the previous bound existing session.

Source

For source code information see MMTel Session Transfer Source Code

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