Can the duration of the disconnect time on an FSX line on an IAD be changed.When the calling party coming into the IAD from the PSTN hangs up first. The call takes 15 to 18 seconds to disconnect.Can this be adjusted to disconnect sooner?Thanks

We use the 2430 Cisco IAD to provide telephone connections to customer's phone systems via the FXS ports. The idle voltage on the IAD per line on the FXS ports are -36 to -38 volts.The Bell Core standard is -44 to -50 volts. Is their a command to rai...