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First of all the 2 berofix systems need to be wired:
Master beroFix
In the master beroFix you need to enable "PCM Bridging" in "Hardware":
Slave beroFix
In the slave berofix you need to set both lineinterfaces into "slave" mode. Then you need to enter the IP Address of the PCM Master Device in the "PCM Server" field:
Sending Calls via PCM
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