| service |
Specific telephony service used in this call |
RFC 7462 |
| service:normal |
Normal ring/ringback rendering (default value) |
RFC 7462 |
| service:call-waiting |
Call waiting was initiated at the other side of the call |
RFC 7462 |
| service:forward |
Call has been forwarded |
RFC 7462 |
| service:recall:callback |
Recall due to callback |
RFC 7462 |
| service:recall:hold |
Recall due to call hold |
RFC 7462 |
| service:recall:transfer |
Recall due to transfer |
RFC 7462 |
| source |
Classification of the other party to the call |
RFC 7462 |
| source:unclassified |
Unclassified ring/ringback rendering (default value) |
RFC 7462 |
| source:internal |
User at the other side of the call is internal to the enterprise or PBX system |
RFC 7462 |
| source:external |
User at the other side of the call is external to the enterprise or PBX system |
RFC 7462 |
| source:friend |
User at the other side of the call is a friend |
RFC 7462 |
| source:family |
User at the other side of the call is a family member |
RFC 7462 |
| priority |
Priority of the call |
RFC 7462 |
| priority:normal |
Normal ring/ringback rendering (default value) |
RFC 7462 |
| priority:low |
Low priority call |
RFC 7462 |
| priority:high |
High priority call |
RFC 7462 |
| duration |
Duration of alerting signal |
RFC 7462 |
| duration:normal |
Normal ring/ringback rendering (default value) |
RFC 7462 |
| duration:short |
Shorter than normal |
RFC 7462 |
| duration:long |
Longer than normal |
RFC 7462 |
| delay |
Delay of rendering of alerting signal |
RFC 7462 |
| delay:none |
Immediate alerting (default value) |
RFC 7462 |
| delay:yes |
Delayed alerting |
RFC 7462 |
| locale |
Location-specific alerting signals |
RFC 7462 |
| locale:default |
Alerting not location-specific (default value) |
RFC 7462 |
| locale:country:<ISO 3166-1 country code> |
Alerting according to the conventions of the specified country |
RFC 7462 |
| service:crs |
Customized Ringing Signal (CRS) |
3GPP TS 24.183; Lionel Morand |
