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None Cisco Topic | 3cx Basic Certification

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Hi Guys,

 

Anyone here familiar with 3cx and possible to possible the q&A this is for 3cx Basic Certification v15.

 

Will delete if not allowed.

 

1. When using remote extensions in STUN mode, it is sufficient to only port forward/NAT port 5060 (UDP/TCP) on your routing device towards the 3CX host in order to provision, register and make calls.

-False

 

2. If users want to use the 3CX Client on an Android device, it is mandatory to configure a PUSH account ("Own Account") (GCM or Firebase) in order for the device to work correctly.

-False

 

3. answer whether the following statement is True or False. Supported DECT base stations can be provisioned via PnP.

-False

 

4. Do remote extensions using the 3CX Client only need to have the following ports forwarded/NATed on your routing device to 3CX in order to provision, register and make calls with the devices in question? UDP/TCP:5090 and TCP:5001

-False

 

5. If you choose to use a 3CX hosted FQDN, does the configuration wizard generate a trusted SSL certificate for you during the installation?

-No

 

6. When adding DID numbers, under the "DIDs" tab of the SIP Trunk, an inbound rule will also be created automatically for each DID.

-True

 

7. The SIP Port can only be configured during the installation. Changing the SIP Port would require a re-install of 3CX.

-True

 

8. Can you install 3CX on Linux Debian 7 using KVM as the hypervisor platform?

-Yes

 

9. Check the edition comparison page (

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    Give reaction to this post to see the hidden content.
) and answer the following question: Can incoming calls from external numbers that are answered by an extension be recorded when using a Standard Edition license key?

-Yes

 

10. Once 3CX is fully installed, the chosen public FQDN is mapped and locked to the license key until it is manually released.

-Yes ??

 

11. Is the following statement true or false about 3CX supported VoIP Providers? "Supported VoIP Providers have been tested by 3CX and you can obtain technical support from 3CX regarding their configuration".

-True

 

12. Connecting a phone to the network will automatically provision the phone without any intervention whatsoever from the administrator.

-False

 

13. Have a look at the edition comparison page (

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    Give reaction to this post to see the hidden content.
) and answer the following question: You would like to test how two 3CX PBX installations can be bridged together. One license is a "3CX Standard Edition" and the other a "3CX Enterprise Edition". Can these editions be bridged?

-YES

 

14. During a new installation, if you choose to use your own FQDN, can you do so with a "Standard Edition" license key?

-No

 

15. In order to be able to use the 3CX Client remotely (e.g. from a Home Office), the user must change their profile status to "Out Of Office".

-False*

 

16. When installing 3CX on premise, is it mandatory to install 3CX with an internal FQDN in addition to the external FQDN?

- Yes*

 

16. A supported IP phone can be configured manually by filling in each setting in the web interface of the device one by one. Is the device still covered by 3CX Support when issues occur with the manual configuration?

-Yes*

 

17. When using remote extensions behind the 3CX SBC, it is sufficient to only port forward/NAT ports 5090 (TCP/UDP) and 5001 (TCP) on your routing device towards the 3CX host in order to provision, register and make calls.

-True

 

18. When adding VoIP providers ensure that the firewall checker has been run prior to configuration, without any errors reported.

-tRUE**

 

19. Can I provision more than one IP phone to an extension, even if the vendor and/or the models are different?

-Yes

 

20. To run 3CX Webmeeting, no port forwarding/NAT is required on your routing device towards the 3CX host, to enable clients to schedule and run webmeetings.

-False

 

21. When connecting remote 3CX Clients and/or IP phones to an on premise PBX, 3CX Technical Support will assist with the configuration of the firewall device in front of 3CX.

-No

 

22. Can you change the internal extension number length after 3CX has been fully configured?

-No

 

23. Presence information (used in 3CX Clients) and IP provisioning can also be tunneled to 3CX via the Tunnel Port 5090 (UDP/TCP).

-True

 

24. Can the internal IP address of 3CX (the NIC IP Address) be changed without the need to reinstall the PBX?

-No

 

25. IP phones flagged in red in the "Phones" page of the 3CX Management Console indicate an outdated firmware version. Are those devices still covered by 3CX Support to

obtain assistance when a problem occurs with these devices?

-No

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