168.252.41 PBX 2 : http://192.168.252.42 PBX 3 : htt ps ://192.168.252.43 User: maint User: maint User: admin Pass: trikstriks Pass: trikstriks Pass: trikstriks Numbers: 100199 Numbers: 200299 Numbers: 300399 : http :// www . cadvision . com / blanchas / Asterisk / IAX 2 Trunk . html http://www
used. SIP uses for data transmission protocols RTP (Real-Time Protocol) and SDP (Session Description Protocol). So, let's make a simple configuration between two PBXs. Figure 5.The scheme of SIP connection Stations' data: PBX 1 address: http://192.168.252.41 PBX 2 address: http://192.168.252.42 User: admin User: admin Pass: trikstriks Pass: trikstriks Phone Numbers: 100-199 Phone Numbers: 200-299 To configure a SIP connection between PBX 1and PBX 2, first of all we need to go to their addresses (http://192.168.252.41 http://192.168.252.42). We write given User name and Password. Firstly, let configure SIP Trunks. From the menu of FreePBX => Add Trunk => Add SIP Trunk , where in Outgoing Settings we need to write the following: [Trunk name] the name of trunk
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