3CX BASIC CERTIFICATION ACTUAL EXAM Verified Questions and Correct Answers Latest Updates, Exams of Marketing Business-to-business (B2B)

Download 3CX BASIC CERTIFICATION ACTUAL EXAM Verified Questions and Correct Answers Latest Updates and more Exams Marketing Business-to-business (B2B) in PDF only on Docsity! 3CX BASIC CERTIFICATION ACTUAL EXAM Verified Questions and Correct Answers Latest Updates 2024 ALREADY GRADED A+. 3CX requires a ... in order to be setup - ANSWER- FQDN NAT translates ... IPv4 IP addresses to ... private IP adresses - ANSWER- Public, private NAT can also be used to limited who can access the server using? - ANSWER- ACL IPv4 and ... are supported by 3CX - ANSWER- IPv6 IPv6 ... (NAT) is not supported by 3CX - ANSWER- Masquerading If IPv6 is used ... rules are needed - ANSWER- Firewall 3CX PBX requires ... NAT - ANSWER- Full Cone SIP/SDP defines the port not the ... - ANSWER- Transport header It is recommended to ... SIP ALG - ANSWER- Disable The default SIP ports are ... UDP/TCP - ANSWER- 5060 What NAT port range does 3CX use for audio? - ANSWER- 9000 - 10999 UDP If you want to use the 3CX app or use an SBC you will need to open the PBX tunnel port. The default TCP/UDP port is? - ANSWER- 5090 If you want to use the 3CX app or use an SBC you will need to open the HTTPS port. The default TCP port is? - ANSWER- 5001 To enable the use of 3CX webmeeting you will need to allow outbound traffic to ... - ANSWER- webmeeting.3cx.net:443 3CX Webmeeting requires that the HTTPS Port is open for TCP traffic, which port is this? - ANSWER- 5001 Port ... TCP is used to provision IP phones - ANSWER- 5001 To perform remote configuration of the PBX you will need to allow inbound traffic on port ... TCP for the duration of the setup. - ANSWER- 5015 On the dashbard of the 3CX Management console we can check to see if the ... has been configured correctly. - ANSWER- Firewall Which versions of 3CX can be installed on a Raspberry Pi? - ANSWER- Standard, PRO and Enterprise editions What is the lowest .Net version that must be installed on the the Windows Operating System? - ANSWER- 4.6.1 Which of these web browsers is not compatible with 3CX's modern interface: Google Chrome, Mozilla Firefox or Microsoft Edge or Microsoft's Internet Explorer - ANSWER- Internet Explorer Applications that have been known to interfere with 3CX when installed on the same machine are? - ANSWER- Microsoft Exchange, MS SQL, DNS Server software or roles, and VPN software or adapters. What must be added to the Anti-Virus software settings? - ANSWER- The necessary exceptions What must the HTTP and HTTPS ports be excluded from? - ANSWER- Network traffic scans What is the only requirement When installing on a Linux Operating System? - ANSWER- No other software is installed Which Virtualization platforms that have been tested by 3CX ? - ANSWER- Microsoft Hyper-V, VMWare ESXi, KVM and Citrix XenServer Which Hosted Platforms have been tested? - ANSWER- Openstack with KVM, Amazon AWS with EC2 and lightsail machines, Google Cloud Engine, Microsoft's Azure platform and OVH Which command can be used for a Debian 9 installation? - ANSWER- apt-get What do Hardware specifications primarily depend on? - ANSWER- The deployment size If you intend on recording the calls on your system, which hardware component is crucial? - ANSWER- The size of the Hard Disk The more extensions configured and provisioned on your PBX, what will more memory be required for? - ANSWER- The BLF updating and presence information to be relayed The audio of calls to and from VoIP Providers passes through the 3CX PBX. Depending on the amount of concurrent active calls you predict you will have, what may need to adjusted? - ANSWER- The RAM size The 3CX Server must be connected to the network with what type of connection? - ANSWER- A wired connection If the 3CX server installation is an on-premise setup that will be on the same LAN, then the IP addresses that this LAN uses must be in a private range as defined by which RFC? - ANSWER- 1918 What does using an RFC compliant addressing scheme internally allow? - ANSWER- Access to the PBX via the IP Address Can 3CX be installed on a server with multiple Network Cards? - ANSWER- Yes In order for communication to be possible for VoIP Providers and if you are going to be setting up Remote extensions, there will be some traffic traversing the firewall that sits between 3CX and the Internet, what will you need access to configure? - ANSWER- The Firewall Any traffic 3CX sends to the 3cx.com and 3cx.net domains must not pass through what type of proxy? - ANSWER- HTTPS The Firewall must not perform Deep Packet Inspection for traffic to which specific domains? - ANSWER- 3cx.com and 3cx.net What is the purpose of the voicemail feature in 3CX? - ANSWER- The voicemail feature in 3CX allows users to leave voice messages when the recipient is unavailable. It can have different voicemails for different extensions and different languages. What are Ring Groups and Paging Groups in 3CX? - ANSWER- Ring Groups merge multiple extension numbers into a single number, while Paging Groups merge multiple extensions into one single number, with all member extensions auto-answering with one-way audio from the caller to members. What is a SIP Trunk? - ANSWER- Provides Public Switched Telephone Network (PSTN) access and transport via existing internet lines. What is a DID in the context of 3CX? - ANSWER- DID stands for Direct Inward Dialing. It's used to route incoming calls to a destination based on the dialed number. What are the Outbound Caller ID options in 3CX? - ANSWER- If you want all extensions to have the same caller ID, go to SIP Trunk > 'Your Trunk'> Caller ID > Configure Outbound Caller ID. If you want separate extensions to have different numbers, go to Extension>Extension>General>Outbound Caller ID. What are common problems in 3CX? - ANSWER- Outbound call drops after 32s, One Way Audio (Cannot hear but can speak), Firewall Check not Passed, Wrong Public IP, Active SIP ALG. What are the features of Voicemail in 3CX? - ANSWER- Voicemail can have different messages for different extensions, different languages, voicemail notifications, and voicemail transcriptions. Voicemails are not backed up by default. What is the purpose of the Digital Receptionist in 3CX? - ANSWER- The Digital Receptionist creates a voice menu, prompts the user for input, and provides predefined transfer options based on keypad input. What are the types of Digital Receptionist in 3CX? - ANSWER- Standard, Launch Scripts, Wake Up, and MS Exchange. What is a Paging Group in 3CX? - ANSWER- A Paging Group merges multiple extensions into one single number. When calling the paging group, all member extensions auto-answer with one-way audio from the caller to members. What is the purpose of the Firewall Check in 3CX? - ANSWER- The Firewall Check validates the configuration of the firewall. If it fails (indicated by red), the firewall needs to be reconfigured. What is the purpose of the 3CX Apps and Web Client? - ANSWER- To send the Welcome Email, which contains the Web Client URL, Username and Password, 3CX App Provisioning file, and QR Code. What is the process of configuring an IP Phone in the local LAN in 3CX? - ANSWER- The prerequisites are a 3CX Supported Phone and the IP Phone within the same subnet as 3CX. The process involves using PnP Provisioning based on Multicast messaging. The endpoint announces its presence, the PBX receives the announcement, and the admin approves and assigns the Desktop Phone. The phone is plugged into the network and turned on, and the 3CX application is booted up. From the management console, go to the Phones Node, select the Bold Entry, and assign to an existing extension or add a new extension. More than one phone is possible (SIP Forking). What is Full Cone NAT in the context of 3CX? - ANSWER- 3CX PBX requires Full Cone NAT, which allows incoming traffic from uncontacted sources. It's required for VoIP Provider (Multiple IPs), Mobile Devices (Routed IPs), and Home Offices (Dynamic IPs). What is SIP ALG and why should it be disabled in 3CX? - ANSWER- SIP ALG is an Application Layer Gateway that inspects the content of packages and can tamper uncontrollably with content. It's made for clients, not servers, and should be disabled in 3CX. What is the role of the 3CX Domain Service? - ANSWER- The 3CX Domain Service provides a free public FQDN, free SSL Cert, and support for dynamic IPs.