Context

The context of forward-to-voicemail within the schema tree is shown. Italicised links are to other pages.

deployment-config:sentinel-volte (in sentinel-volte-gsm-config.yaml and sentinel-volte-cdma-config.yaml)
  mmtel
    call-diversion
      forward-to-voicemail
        voicemail-uris list
        forward-to-voicemail-timeout-seconds
        forward-to-voicemail-without-ocs-credit

Configuration for forwarding to a subscriber’s voicemail server.

When present

Enable forwarding to a subscriber’s configured voicemail server if all other connection attempts fail.

Related Constraint

Conditional node ../announcement/voicemail-announcement-id depends on this node. The Conditional expression refers to this node as ../../forward-to-voicemail.

voicemail-uris list

List of URIs for which a voicemail-specific announcement will be played (if specified) and for which forwarding to without allocated credit will be allowed (if enabled).

Type List of sip-or-tel-uri-type

Description

A type allowing either a SIP URI or a Tel URI.

Values
sip-uri-type

The SIP URI type.

a string with length 0 or more matching sip:.*

or tel-uri-type

The Tel URI type.

a string with length 0 or more matching tel:\+?[-*#.()A-F0-9]+

forward-to-voicemail-timeout-seconds

Maximum amount of time to wait (in seconds) for a call to be successfully connected before executing default forward to voicemail behaviour (if enabled). Set to '0' to disable the timer.

This node is mandatory.

Type uint32

Value

a number in the range 0 or more

forward-to-voicemail-without-ocs-credit

Determines whether to allow forwarding to voicemail when credit cannot be allocated for a call. Only applies when using Diameter Ro based online charging.

Conditional

Type enumeration

Value

one of the following

Value Description

NEVER_ALLOW

Never forward to voicemail when credit has not been allocated.

ALLOW_ONLY_FOR_WELL_KNOWN_SERVERS

Allow forwarding to voicemail when credit has not been allocated if address matches a known voicemail server.

ALWAYS_ALLOW

Always allow forwarding to voicemail when credit has not been allocated.

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Rhino VoLTE TAS Version 4.1