3CX extensions cannot call out through FXO gateway
Question: 3CX is installed in the cloud server, and VOPTech FXO gateway is installed in the local network, after FXO gateway registers to 3CX in gateway mode, 3CX extensions can receive the inbound call from FXO gateway, but 3CX extensions cannot call out through the FXO gateway. When 3CX extensions call out, th [...]
Set speed dial in batch
Question: Speed dial is a function which provides an easy method of calling a telephone number by pressing fewer digits on the keypad. For example, when 3CX extension dials 1001, the mobile number 135123456456 will ring, it is easy to set, and in the outbound rules, we can set it like this: But if we will set a [...]
Call forwarding with unused extension
What is the problem? One of our customers meets with the problem like this: After 3CX A and 3CX B are bridged, at default, the inbound call of the sip trunk in 3CX A will make the 3CX A extension ring, and the customer’s requirements are: The inbound call of the sip trunk in 3CX A will make the 3CX B extension r [...]
Fanvil IP phone responses to the LAN IP of 3CX
What is the problem? 3CX and Fanvil IP phone are not in the same local network, after the Fanvil phone remotely registers to 3CX IPPBX manually, Fanvil phone can dial the other 3CX extension normally. But when the other 3CX extension dials the Fanvil phone, and when Fanvil phone will ring, the other 3CX extensio [...]
FXS gateway registers to 3CX server
Here we will register the FXS gateway to the 3CX IPPBX, and we assume that the FXS gateway and 3CX are in the same local network, after that, all the analog phones which connect to FXS ports can call each other, and they can call any other 3CX extensions each other too. The steps are as follows: Firstly, let us [...]
499 caller is forbidden when IP phone cannot dial any other extensions
When we meets with the problem like that, we can refer to the file to find the solution: IP phones register to 3CX server successfully, but they cannot call each other, after we make a capture in the 3CX server, we can find that when the IP phone sends the invite request with authentication information to 3CX se [...]
The browser cannot pop up after integrating zoho crm and 3CX
Problem description: After we finish the settings of Zoho CRM Integration-Server Side, when one outside mobile number calls in the 3CX browser extension(which is bound to one user of Zoho CRM) , the browser extension can receive the call normally, and display the contact information, but the browser cannot pop u [...]
Avaya 9621G manually registers to 3CX
When we register Avaya 9621G phone to 3CX server, if there are a large number of Avaya phones, we can refer to the document to configure, and if the number of Avaya phones is not large, we can also refer to the following method to configure. Phone preparation: Phones running on H323 Firmware must be conve [...]