i have 3 line PSTN , i use ona card FXO.
each weekend i need to transfert call to my Mobile phone.
i configure CFwALL to mu number mobile phone.
when the ccme transfert the call, i received the call. when i fineshed and hung up. the 2 line pstn still in occupation, and thez can't receive others call.So i need to reload the router or to shut and no shut in voice-port.