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FAQ
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Zadarma
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IP Telephony
- What is it?
- What do you get?
- How to make calls?
- What if my provider blocks IP telephony?
- Which number will be used for calls?
- Dialing format
- How to check the call quality?
- What is a SIP trunk? (authorization via IP)
- How to make outgoing calls to different countries using different phone numbers?
- P-Asserted-Identity (outgoing calls from a chosen number for experienced users)
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Virtual numbers
- Virtual phone number – what is it?
- What virtual number should I connect?
- What documents are required?
- When will my documents be verified?
- How to use one number for several employees?
- How to use a number without internet connection?
- How to identify what number received the call?
- How to connect a number from another provider?
- How to receive calls to your server?
- Why you need call tracking?
- How to receive SMS in messengers?
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eSIM
- Does Zadarma's eSIM include a phone number?
- Validity period of the eSIM plan and the amount of traffic used.
- Do I need documents to connect an eSIM and is it possible to get a refund?
- My phone is not in the list of available ones, but I know that the eSIM service is supported.
- Can I buy one eSIM and use it in different parts of the world?
- Can I connect eSIM to another smartphone?
- Is it possible to share the internet via eSIM with other devices?
- eSIM Internet speed and choice of mobile operators.
- How many eSIM cards can be connected to 1 account?
- How to find the eSIM ICCID?
- eSIM installation failed. Error: "Unable to add eSIM. This code is invalid."
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Cloud PBX
- How to make and transfer calls?
- Why do you need a cloud PBX, and how much does it cost?
- Business phone system setup in 5 minutes
- How to activate and set up Zadarma cloud PBX?
- How to create and set up the extensions?
- Why configure external lines?
- How to turn on the voice menu?
- DTMF (Dual-tone multi-frequency signaling)
- How to set up the incoming calls scenarios?
- Supervisor - call monitoring, barge-in and whispering
- Where can I find PBX statistics?
- Call recording
- How to listen to call recordings
- How to activate the blacklist?
- Setting up automatic number identification (CallerID) for outgoing Calls
- How to determine where the client called?
- Call forwarding when the employee is offline
- How to receive a fax?
- Temporary PBX switch off
- Conference calls
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Free Zadarma CRM
- What is CRM?
- Terms of free CRM work
- How to connect CRM for free?
- How to connect employee to CRM?
- How to make and receive calls in CRM?
- Why CRM needs a calendar? What events can be added there?
- How to assign a task to an employee?
- How to schedule a client appointment (task) in a calendar?
- How to import contacts to CRM?
- What is a lead?
- How to create a new lead?
- How to route my clients calls directly to me?
- How to integrate CRM with other systems, apps and programs?
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Android program Zadarma
- How to install the app? I have the previous version
- Accepting incoming calls on Xiaomi MIUI phones
- How to know if the app is online? Why I cannot see the app in the background, but the calls are still coming in?
- I have a number from a different operator. Can I use your app for a different VoIP service?
- Zadarma app on Meizu phones
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SMS
How to receive SMS?
Receiving SMS is possible on mobile numbers in 27 countries, and it is completely free. However, it is important to consider the following points:
- SMS reception is available exclusively on mobile numbers. This feature is not available on landline and toll-free numbers.
- SMS reception is activated only on numbers that have been connected for at least 3 months.. To activate the feature, you need to log into your personal account, go to the «Services - SMS - Incoming SMS», section, and enable message reception.
- To activate SMS reception, you are required to upload a scanned copy of your passport/ID card into the system.
- You can activate SMS reception on a maximum of 10 virtual numbers within one account.
You can receive SMS in the following ways:
- through the Zadarma app for Android, iOS, and Windows,
- via email (SMS to Email),
- in the personal account in the «Services - SMS»,
- through popular messengers like Facebook Messenger, Telegram, or Slack,
- in Teamsale CRM, as well as in Pipedrive, HubSpot, Freshdesk, kommo, Odoo and Zapier.
For convenience and to save all information, you can conduct SMS correspondence through the client card in Teamsale CRM.
Also, please note that we do not connect temporary phone numbers and do not guarantee the of SMS reception from foreign numbers or third-party services. Successful SMS delivery depends solely on the internal policies of those services.