Figure 3. Cellular Call - Mircom TX3 Series Configuration Manual

1.4.2 Cellular Call
The cellular-enabled models of the TX3 Nano (for example TX3-NANO-S4-
CA) make calls over the cellular network. In this situation, the TX3 Nano acts
like a cell phone.
1.4.3 VOIP Call
A VOIP call allows both audio and video calls from the TX3 Nano to a SIP
(Session Initiation Protocol) client. Both the called party and the TX3 Nano must
be registered with a SIP server. Video is one direction only: from the TX3 Nano
to the SIP client.
There are two options for managing SIP services:
•
•
TX3 Nano Configuration Manual
Copyright 2019

Figure 3. Cellular call

Remote SIP server provided by a third party (for example OnSIP)
Local SIP server (for example Kamailio)
Introduction
9