Q&A

General questions

What is a virtual number?
What is a virtual number

A virtual number is a phone number that works by means of IP-telephony technology and is not attached to any place or equipment. With the help of cloud technology, incoming calls are forwarded to any mobile or landline phones, SIP devices or Skype.

How virtual number works?
How virtual number works

You can find the answer to this question here How virtual number works

What is SIP?
What is SIP?

SIP (Session Initiation Protocol) — data transfer protocol. Its function is to help devices "understand" each other and exchange data without errors. It is used for both IP telephony and for video and audio conferences and even online games. SIP is the universal standard for data exchange over a network. SIP-telephony is available at an Internet speed of at least 64 Kbps, which means that almost everywhere.

How does the 800-number work?
How does the 800-number work?

Toll free service is a telephone service intended to receive free phone calls from your customers. These are phone calls to a specific phone number (as a rule, they use an 800-number that is not attached to any certain territory). This service is paid for by the receiver, for example – by the company which receives phone calls from its clients. So, for a customer this phone call will be free of charge.

What is a “national number”?
What is a “national number”

A national number is a number with the country code that you can call only if you are located in that country. You cannot make an international call to this number. A phone call to this number will be charged as a regular national call. For example, the national number of Austria is 43720816112. “43” is the country code, “720” is the national code, “816112” is subscriber’s personal phone number.

What is cloud PBX?
What is cloud PBX?

Cloud PBX is a corporate telephone station hosted by a provider and provided to your company as a service for telephony. There is no need to install equipment or lay the cable in the office – that is why it is so convenient. You can find more details on our website Virtual PBX.

How long does it take to get a number?
How long does it take to get a number

Standard timeframe is 1-3 business days. It depends on the type of number and the documents required for every particular country. In some cases, obtaining a number may take longer. But we, if possible, try to assign the phone number as quickly as we can. This means that in most cases, you can start using your number within a few hours after placing the order.

To get more details about a specific country, please contact Customer support.

Where do I send the documents to start the process?
Where do I send the documents to start the process

You need to email your documents to support@katatelecom.com

What is the difference between a virtual and a real phone number?
ВWhat is the difference between a virtual and a real phone number

A virtual number is a service that operates on SIP- protocol over the Internet, while the real number is attached to a physical PBX.

How will the phone number look like?
How will the phone number look like

A virtual number looks like a real number and consists of the code of the selected country, the code of the city / operator and a set of digits - the personal number of the subscriber.

Is it possible to select your own number?
Is it possible to select your own number

In some countries you can choose a combination of digits yourself. Please, check with Customer support before placing your order.

Can we increase the number of incoming channels?
Can we increase the number of incoming channels

It depends on the number. Different operators and countries have different possibilities and terms. To clarify, please contact Customer support.

Do you provide short numbers?
Do you provide short numbers

At the moment, short numbers are not available, but we are constantly working on expanding the list of services. At the moment we can offer mobile, city and toll free numbers in more than 60 countries of the world.

How can I recover my password for my Personal account?
How can I recover my password for my Personal account

Click “Forgot my password” beneath the login and password panel. You will receive an email with the instructions. If it still does not work, contact Customer support.

Is it possible to keep a current number?
Is it possible to keep a current number

Numbers are assigned to you as long as you have positive balance on your account to pay your monthly fee. If there is no money on your account, the number will be disconnected without any guarantee of its future recovery.

Can I test the number in advance?
Can I test the number in advance

The numbers are not available for testing. In the event that the number does not work, we will either replace the number or carry out a refund.

Can I test the number in advance?
Can I test the number in advance

The numbers are not available for testing. In the event that the number does not work, we will either replace the number or carry out a refund.

IP telephony, Internet telephony, cloud telephony, and VOIP: are these concepts different?
IP telephony, Internet telephony, cloud telephony, and VOIP: are these concepts different

IP-telephony, Internet telephony, SIP-telephony, VOIP-telephony - in fact, all these mean the same thing. Such telephony works via the Internet using ip-packages for voice transmission. If you want to set up Internet telephony, you don’t need telephone cables or expensive telecommunications equipment unlike with conventional analog phones; in IP-telephony all calls are processed via the Internet.

What are the disadvantages of IP telephony?
What are the disadvantages of IP telephony

IP telephony works via the Internet and in case of connection failure or its inconsistent performance, as well as low signal, telephony will not work. For high-quality performance you need a reliable Internet connection and stable performance of the power network.

How do I disable the number if it is no longer needed?
How do I disable the number if it is no longer needed

To disable the number, go to the Personal account – “Numbers” section and turn off the Auto-Renewal function in the corresponding field.

Technical questions

How do I get SIP-login and password?
How do I get SIP-login and password

To receive SIP data, you need to contact Customer support or send an email to support@katatelecom.com from a registered account.

Какую программу лучше всего использовать для исходящих звонков?
What’s the best program to use for outgoing calls?

To make and receive calls via SIP, you can use a few free applications that are available on the Internet: Zoiper, x-lite, yate client and other free softphones. On our website you can find several examples of configuration of SIP-clients for different platforms https://katatelecom.com/nastroiki/

What is “continuous redial”?
What is “continuous redial”

Continuous redial is the time during which the system tries to reach the number before the call drops or goes to a voicemail.

What is an IVR?
What is an IVR

IVR is an interactive voice menu that is played before forwarding your call. When you hear “press one if ..., press two if ...” – it means you reached an interactive voice menu. The IVR service is free of charge if the client provides his own voice recording. You can also contact our company and we will provide services of a professional announcer to record a voice menu for you.

Can I send a text message from a virtual phone number?
Can I send a text message from a virtual phone number

You can send a text message from your Personal account: section Tools-> Send text message. The recipient's number must be entered without the “+” in the front. The sender’s phone number will actually be a virtual number. Unfortunately, not all mobile operators allow such a substitution of numbers on the part of the sender, so text message gateways can substitute other numbers to ensure that the messages are, in fact, delivered.

Will the number I purchased be displayed during an outgoing call?
Will the number I purchased be displayed during an outgoing call

The Caller ID service (when the number for an outgoing call is displayed on the phone screen) is not a built-in or a guaranteed feature of the system. With international calls, we are not responsible for proper work of this feature. When calling within the country (which owns the phone number), the number is usually displayed correctly, but it is also not 100% guaranteed.

Can I forward calls from my phone number to a mobile number or a landline number of any country?
Can I forward calls from my phone number to a mobile number or a landline number of any country

You can forward calls from your virtual number to a mobile phone or a landline number of any country. And you can receive calls wherever you are.

Can I set up call forwarding to my PBX?
Can I set up call forwarding to my PBX

It is possible. When you set up call forwarding to your server, there are two options:
а). With registration - for this purpose, a SIP-account provided by our company is set up on your PBX, and the Personal account indicates call forwarding to a SIP-account.
б). Without registration - in this case the Personal account indicates call forwarding to your server in the format @ sip-domain,where

the number is a combination of digits to identify the incoming route on your SIP-server. Virtual number is indicated most of the times.
sip-domain - the domain name or an IP-address of your SIP-server.

Be careful: in cases of call forwarding, on your PBX you need to configure routing to accept inbound calls appropriately.

How does the quality of the Internet connection affect SIP-telephony?
How does the quality of the Internet connection affect SIP-telephony

To use SIP-telephony without headaches, you need the Internet connection speed of at least 512kbit/s – for each employee. To maintain stable communication quality, we recommend using a wired internet connection.

What equipment is needed for an IP- number?
What equipment is needed for an IP- number

Having a regular smartphone is enough for using IP-number – and it is only if you are planning to make outgoing or receive incoming calls to SIP. If calls are forwarded to a mobile number, special equipment is not required. Examples of settings you can find on the page https://katatelecom.com/nastroiki/

Financial question

How do I pay for services?
How do I pay for services

For your convenience, we have various payment systems on our website that you can choose from: credit card payments, bank transfers, electronic payment systems, crypto-currencies, terminals of Russia and Ukraine and etc. If needed, you can transfer funds directly to our electronic wallets such as Webmoney, Yandex.money, Qiwi. We also accept Bitcoin payments.

Where can I check the date and the cost of a subscription fee?
Where can I check the date and the cost of a subscription fee

To find out how much you will be charged for your number and when, go to your Personal account - to the “Numbers” section (direct link) and click Edit next to the number you are looking for. The “General information” panel will display all the information about your phone number.

To view previous charges, go to your Personal account - section “My balance” -> Finances(direct link ).

I have not used the number for several months and I have a negative balance. Why have my number disappeared?
I have not used the number for several months and I have a negative balance. Why have my number disappeared

The number is assigned to the client as long as he has money on his account: the subscriber is charged for a number regardless of whether he uses it or not. If within five days after the date the fee was debited from your account you don’t replenish it, the number will be disconnected and returned to the provider.

Can I get my number back if it was disabled for non-payment?
Can I get my number back if it was disabled for non-payment

Please check with the provider. The more time has passed since your number has been disconnected, the less likely you are to recover it.

How soon the money can be seen on my account?
How soon the money can be seen on my account

It depends on the method of payment. When you replenish your account with Yandex money, Webmoney or a debit card, the account receives money within a few minutes. If the processing system fails, it is possible that the funds will be credited to the account within a few hours. When replenishing through Qiwi, the money is added manually, so receipt of funds may take some time.

Can I set up an email alert for a certain limit?
Can I set up an email alert for a certain limit

You can configure notifications to remind you to replenish your account. Section Tools-> Profile.

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