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  1. M

    Dahua doorbells, monitors and external SIP servers

    I got a dahua vto2111d-p-s2 with 4.511...20211116 firmware and vth2421 monitor I've managed to switch this bell to use my external freepbx/asterisk server. I set up a call group in freepbx that includes the monitor and some softphones so doorpanel calls this group when the button is pressed...