The settings are similar with GSM groups assignment for outgoing calls. In case you do not have a Ring back tone, set up Delay for ALERTING to option 4.įor incoming calls you can define 2 groups with the different behaviour and assign them to the GSM modules. You are able to set up different settings for each GSM group (CLIR, free minutes, virtual ring tone, roaming and others). An appropriate SIM card is selected based on the GSM groups assignment. The GSM group defines a way for the outgoing call routing. You need to create LCR rule for defined prefixes. in our country prefix 6 and 7 with a 9-digit number. Configuration of the LCR (Least Cost Routing).In case you leave there 0.0.0.0 it will be open for all traffic. You can specify the IP address and port from which SIP packets will be accepted. SIP proxy (IP→GSM) is designed for secure communication only with traffic from your PBX. For the setting of the trunk between the 2N ® VoiceBlue Next and your PBX you need to configure SIP proxy (GSM→IP) for GSM incoming calls.
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