3 pstn phone to pstn phone via voip, 5 trunking general screen, Figure 88 pstn phone to voip phone – ZyXEL Communications P-2302HWL-P1 Series User Manual
Page 176: Figure 89 pstn phone to pstn phone via voip, Figure 90 voip > trunking > general
P-2302HW/HWL-P1 Series User’s Guide
176
Chapter 13 VoIP Trunking
Figure 88 PSTN Phone To VoIP Phone
13.4.3 PSTN Phone To PSTN Phone via VoIP
A PSTN phone A makes a call to the ZyXEL Device B. B connects to a peer device C and C
forwards the call to a PSTN phone D.
Figure 89 PSTN Phone To PSTN Phone via VoIP
13.5 Trunking General Screen
Use this screen to enable VoIP trunking, click
.
Note: VoIP trunking requires the following additional configuration in the VoIP > SIP >
SIP Settings > Advanced Setup screen: Voice Compression field needs to
be set to G.729 and DTMF Mode field needs to be set to SIP INFO.
Figure 90 VoIP > Trunking > General
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