Voip Trunking Application 3 – Regular Phone To Voip Phone Call - ZyXEL Communications P-2302HWUDL-P1 Support Notes

VoIP Trunking Application 3 – Regular Phone to VoIP Phone Call
How to Make Phone Call from Regular Phone to VoIP Phone?
1. Dial the PSTN number of the ZyXEL Trunking Gateway (A).
2. The ZyXEL Trunking Gateway (A) picks up and waits for caller to enter a phone number when it
receives the call. If the caller does not enter another number, the ZyXEL Trunking Device (A)
connects the call to Phone 2.
3. Enter the destination SIP number of the ZyXEL device B.

If the Auto Attendant Authentication
directly forwards your call to the ZyXEL Trunking Gateway (B) and rings Phone 3.

If it has Auto Attendant Authentication
to enter the password. If your password matches then it forward your calls to the SIP number of
the ZyXEL Trunking Gateway (B) and rings phone 3.
Configuration Details:
For such kind of Trunking application, your ZyXEL Trunking Gateway (A) needs to have the following
configuration settings:
Apply the following SIP configuration –
1.
and DTMF Mode
dump in SIP Configuration Criteria for VoIP Trunking Application)
2. Trunking feature must be enabled. (VoIP > Trunking > General)
needs to be configured. Configure a password in
authorized callers can call into the ZyXEL Trunking Gateway and use it to forward calls.
field needs to be set to
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P2302HWUDL-P1 Support Notes
on the ZyXEL Trunking Gateway (A) is not enabled, it
enabled, the IVR in Trunking Gateway will prompt you
Primary Voice Compression
SIP INFO. (Please refer to the above configuration screen
Auto Attendant Authentication
field needs to be set to
Auto Attendant Timeout (sec)
to ensure only
G.729
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