This object specifies the modem pass-through mode:
(1) passThruDisabled: Modem pass-through is disabled
(2) passThruCisco: Cisco Proprietary PV (Protocol
Violation) modem protocol used in
modem pass-through.
(3) passThruNse: Name Signaling Events(NSE) used in
modem pass-through.
(4) passThruNseAal2: Name Signaling Events(NSE) over AAL2
used in modem pass-through.
(5) passThruCa: Gateway modem pass-through is based
on Call Agent(CA) Control.
(This is a special way used by
SGCP)
(6) passThruTypeE: FRF.11 Payload Type E packet used in
modem pass-through.
(7) system: System level modem pass-through
configuration is used for the dial-peer.
(8) passThruNseCa: Name Signaling Events(NSE) over IP
modem pass-through controlled by
gateway in MGCP 1.0