I had a problem with DISA and DTMF, take a look over there: https://community.freepbx.org/t/disas-dialing-not-working-solved/40817
Hope it helps
I had a problem with DISA and DTMF, take a look over there: https://community.freepbx.org/t/disas-dialing-not-working-solved/40817
Hope it helps