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A baseline for server dimensioning would be as follows:

Posted: Sun Jan 19, 2025 5:33 am
by tanjimajuha20
Setting up an on-premise VoIP PBX
If you have decided to set up an on-premise PBX, there are several proprietary IP PBX solutions available. Alternatively, for organisations with existing VoIP knowledge/expertise there is the option of using open source software such as Asterix to create a unique solution from scratch. Doing this allows for greater flexibility, control, and customisation. With Asterix, there is no need to purchase licenses/subscriptions. The entire system can be set up quickly and cheaply.

The following is a basic step-by-step guide to creating a VoIP PBX with Asterix
Step 1 – Purchase a server that suits your needs.
You can opt to build iraq telegram your own server from raw components or buy a preconfigured server from a manufacturer such as Dell, HP or IBM. Asterix is fairly straightforward and there are only minimal system requirements.


Dual Core or Single Intel Pentium 4 CPU
1 or 2GB of RAM
Single 80GB SATA Hard Drive
Dual 10/100/1000 Ethernet NIC Cards
Power Supply
PCI, PCI-X or PCI Express slot(s)
Step 2 – Install the software.
Asterix comes in numerous forms and you can choose the version that best suits your business. Interfaces and features will vary but there should be something suitable for your firm’s requirements.

Step 3 – Connect your phone service.
You can use either SIP trunking or PSTN. If you opt for PSTN lines, you will probably need to configure a gateway (which can take a while). The most common option is connecting with SIP trunks to an Internet Telephony Service Provider.

Step 4 – Set up phones.
Asterix is based on the SIP protocol, meaning that most phones will work as soon as they are plugged in.

Don’t forget that you will need to subscribe to a VoIP provider so you can make/receive external calls – without one you will only be able to dial other extensions internally.

Step 5 – Save On Wholesale VoIP termination rates
At IDT we offer industry-leading wholesale termination rates together with expert knowledge. To find out more, why not take a look at our website