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Title / Requirement number

User story / functionality 

ImportanceNotes
1

D8XX_BLF-XML_FR-1-UAC

On D8xx seriesIP phones, any PFK (programmable function key - physical or virtual programmable function key) can be assigned to a function, which allows monitoring state changes of that the configured SIP extension. This function shall be called "BLF-XML". The following state changes of the monitored SIP extension shall be consideredvisualized:

  • from any state monitored SIP extension is in idle mode => idle
  • from any state => line seized
  • from any state => ringing
  • monitored SIP extension receives an incoming call => ringing
  • monitored SIP extension dials or accepts an incoming call => busyfrom any state => busy or talking

Must Have

This means, that each PFK of the User Agent Client (UAUAC, here Snom D8xx) becomes a subscriber of state changes of the assigned SIP extension on another the User Agent Server (SRVUAS)

2

D8XX_BLF-XML_FR-1-UAS

On Snom IP phones, any SIP extension having an active subscription of its state changes, shall sent a notification SIP message (NOTIFY) to the UA, everytime one of the following state changes occur:

  • from any state => idle
  • from any state => ringing
  • from any state => busy

Must Have


3D8XX_BLF-XML_FR-2If such SIP extension is configured on other Snom phones in the same SIP domain, BLF shall work transparantly without the need of an IP PBX.

Must Have

This means, that any Snom phone, acting as SRV, is capable of sending its state via NOTIFY messages to the UA
34D8XX_BLF-XML_FR-3The assignment shall be configured either manually via web user interface (WUI) and/or phone user interface (PUI), and automatically via auto-provisioning (HTTP/TFTP setting server), SRAPS, or remote management (TR-069).

Must Have

Already implemented
45D8XX_BLF-XML_SRFR-1-1-UAC

On D8xx series, during an active subscription, state changes of the monitored SIP extension shall be visualized on both, PFK LED and PFK label.

Must Have

Image AddedImage AddedImage Added

6D8XX_BLF-XML_FR-1-1-1-UAC

The PFK LED shall be 

  • from any state => idle
  • from any state => line seized
  • from any state => ringing
  • from any state => busy or talking



7

The PFK label is composed of 3 areas: (A) Label icon, (B) name, and (C) state, where

  • Label icon "idle" shows shall be a white outlined symbolic symbol of person with handset
  • Label icon "ringing" shows a red outlined symbolic person with handset and an arrow pointing towards the handset
  • Label icon "talking" shows a red outlined symbolic person with handset and wave heading away from the handset

Must Have

Image RemovedImage RemovedImage Removed


Image Added

85D8XX_BLF-XML_SR-2-SRVUAS

If the SRV (Snom phone) goes into State "Idle", a NOTIFY message shall be sent to the UA, containing the following information in its XML body:

  • switch off the assigned PFK LED
  • display the label icon "idle", the label name "name" or "number", the state "idle"
Must Have
69D8XX_BLF-XML_SR-2-UAUAC

If the SRV (IP-PBX or another Snom phone) is in State "Idle", the UA shall

  • switch off the assigned PFK LED
  • display the label icon "idle", the label name "name" or "number", the state "idle"
Must Have
710D8XX_BLF-XML_SR-3-SRVUAS

If the SRV (Snom phone) goes into State "Line seizing", a NOTIFY message shall be sent to the UA, containing the following information in its XML body:

  • switch off the assigned PFK LED
  • display the label icon "idle", the label name "name" or "number", the state "idle"


811D8XX_BLF-XML_SR-4-SRVUASIn case the notifier being an IP-PBX or another Snom phone: Ringing state => PFK LED blinking fast (colour?), PFK label & icon "ringing"Must Have
912D8XX_BLF-XML_SR-5-SRVUASIn case the notifier being an IP-PBX or another Snom phone: Busy state => PFK LED on (colour?), PFK label & icon "on a call"Must Have
1013D8XX_BLF-XML_SR-6-SRVUASIn case the notifier being an IP-PBX: Hold state => PFK LED blinking slow (colour?), PFK label & icon "on hold"Must Have
1114D8XX_BLF-XML_SR-7-SRVUASIn case the notifier being an IP-PBX: DND state => PFK LED on (colour?), PFK label & icon "DND on"Must Have

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