In this article, you can find answers to the most popular questions about SIP PBX connection.
If I connect SIP PBX, can I make outgoing calls via Bitrix24 Telephony provider (Voximplant)?
I have connected my office PBX, but I cannot see clients phone numbers in Bitrix24. How to fix it?
Dial(SIP/voximplant/${EXTEN})with
1,Set(CALLERID(name)=${CALLERID(num)}) n,Set(CALLERID(num)=sip1) n,Dial(SIP/voximplant/${EXTEN})
sip1
, specify the login from office PBX settings page. When configuring SIP PBX connection I see "Please wait for connection to complete before accepting incoming calls" message and get an "error" status. What does it mean?
My Telephony balance is getting charged for outgoing calls, although I've paid for SIP connector. Why?
You need to click Telephony > Connection > Configure telephony > Telephony settings and select your PBX as a Default number for outgoing calls:
I use SIP connector. When getting an inbound call to my PBX, caller's phone number is not displayed correctly. How to fix it?
I've connected my SIP PBX, but when trying to make an outgoing call I get a message saying that I need to rent a number. Why?
Also, make sure that your PBX is specified as a number for outgoing calls for the specific user (Telephony > Connection > Configure telephony > Telephony users). Read more in the article - Specify a number for outgoing calls for a user.
Is it possible to use TCP as a transport protocol for SIP connection?
To use TCP, add the parameter ;transport=tcp
to the server address in the connection settings:
- Most of the SIP PBXs don't support TCP, so we strongly recommend to contact your PBX provider to find out if it's possible to use TCP.
- Bitrix24 supports TCP only for calls via SIP connector.