Features (6 of 6)

SIP	Feature	Description
	Volume control	Changes the volume individually for the speaker, handset, and ringer.
✛	Whisper page	Allows someone else (such as an assistant) to bridge into a call, allowing only the local party to hear.
✔		Supported by SIP
✛		Supported by SIP + additional methods

Coupling in and invoking services in the PSTN uses a sequence of the form *SS# or *SS*parameter#, where "SS" and "parameter" are numeric. This is described in ETSI ETS 300 378, with the ”SS” codes enumerated in ETSI TR102 083.

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Slide Notes

ETSI, “Telecommunications Management Network (TMN); Q3 interface at the Access Network (AN) for fault and performance management of V5 interfaces and associated user ports; Part 1: Q3 interface specification”, Edition: 1.2.1, European Telecommunications Standards Institute (ETSI), ETSI EN 300 378-1, 1 October 1999, 73 pages.

ETSI, “Human Factors (HF); Supplementary service codes for use in publicnetwork service”, Technical Report, European Telecommunications Standards Institute (ETSI), TR 102 083 V1.1.1, Sophia Antipolis, France, January 1999, 58 pages, ISBN 2-7437-2725-X http://www.etsi.org/deliver/etsi_tr/102000_102099/10<2083/01.01.01_60/tr_102083v010101p.pdf Links to an external site.

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Transcript

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