VoIP How To

More Support for Legacy Phones

3CX supports a large number of phones, divided into supported phones and legacy phones - What's the difference and what's changing? Supported Phones Supported phones are from companies with whom 3CX has an active partnership which allows us to fully support the phones - it means all 3CX features are implemented on these phones, new firmware is tested and [...]

By |June 8th, 2016|Comments Off on More Support for Legacy Phones

Export your Extensions from Asterisk®* to 3CX

Migrating from one PBX to another is not an easy task. It usually takes a lot of time for the Administrator to set up the new PBX to include all the extensions and users that the previous PBX had. The good news is that if you’re migrating from an Asterisk® to 3CX we’ve made this process [...]

By |June 1st, 2016|Comments Off on Export your Extensions from Asterisk®* to 3CX

What is the STUN Protocol, Its Purpose and how it Works

STUN stands for Simple Traversal of User Datagram Protocol (UDP) through Network Address Translators (NAT’s). The protocol is used in several different network implementations, one of which is VoIP. STUN is used to resolve the public IP of a device running behind a NAT, to solve problems such as one-way audio during a phone call or phone [...]

By |June 16th, 2015|Comments Off on What is the STUN Protocol, Its Purpose and how it Works

How to Make Calls Using Fanvil C62/C58

In this example we will demonstrate how to make calls using Fanvil C62 and C58. Fanvil phones support CTI Mode. Making a Call Dial the number you wish to call using the keypad and press the “Dial” soft key. The phone will dial the number and your call will be connected.

By |April 1st, 2015|Comments Off on How to Make Calls Using Fanvil C62/C58

How to Make Calls Using Cisco 7940/7941/7960/7961

In this example we will demonstrate how to make calls using a Cisco 7961. This procedure also applies for Cisco 7940/7941/7960. Making a Call Dial the number you wish to call using the keypad and press the “Dial” soft key. The phone will dial the number and your call will be connected. For Cisco 7940 and 7960 [...]

By |March 30th, 2015|Comments Off on How to Make Calls Using Cisco 7940/7941/7960/7961

How to Make a Conference Call Using Yealink T21/T22/T26

In this example we will demonstrate how to make a conference call using a Yealink T21/T22/T26.         Conference Call Make or Answer a call. Press the "Conf" soft key and dial the number of the caller you wish to add to the conference call. Press "Send". When the caller answers the call, press [...]

By |March 30th, 2015|Comments Off on How to Make a Conference Call Using Yealink T21/T22/T26

How to Make a Conference Call Using Yealink T19P

In this example we will demonstrate how to make a conference call using a Yealink T19P.         Conference Call Make or Answer a call. Press the "New Call" soft key. The first caller will be put on hold. Dial the number of the caller you wish to add to the conference call and [...]

By |March 27th, 2015|Comments Off on How to Make a Conference Call Using Yealink T19P

How to Make Calls Using a Snom 320/360/370

In this example we will demonstrate how to make calls using a Snom 360. This procedure stands for Snom 320/360/370. Making a Call Dial the number you wish to call using the keypad and press “OK” (check mark). The phone will dial the number and your call will be connected.  

By |March 25th, 2015|Comments Off on How to Make Calls Using a Snom 320/360/370

How to Make Calls Using a Snom 870

In this example we will demonstrate how to make calls using a Snom 870. Making a Call Dial the number you wish to call using the keypad and press “OK” (check mark). The phone will dial the number and your call will be connected.

By |March 25th, 2015|Comments Off on How to Make Calls Using a Snom 870

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