How dialing works

Dialing an extension follows a series of steps based on extension status and configuration.
 

 
Here some examples:
Online Extension without any FMFM number defined and without any additional destination defined
Extension is called.--> Nobody answers. -->After the “Inbound Ring Timeout” the call drops.
Offline Extension without any FMFM defined and without any additional destination defined
Extension is called. --> Call drops immediately
Online Extension with an FMFM number defined and without any additional destination defined
Extension is called. -->Nobody answers. -->After the “Inbound Ring Timeout” the FMFM number is dialed for the FMFM Dial Timeout
Online Extension without FMFM number defined and with an additional destination to Voicemail for the No Answer
Extension is called.--> Nobody answers.--> After the “Inbound Ring Timeout” voicemail answers
Online Extension with FMFM number defined and with an additional destination to Voicemail for the No Answer
Extension is called.--> Nobody answers. -->After the “Inbound Ring Timeout”, FMFM number is called. -->Nobody answers.--> After the “FMFM Dial Timeout”, voicemail answers