Figure 7-2: Megaco-R2 Call Disconnect Flow Diagram - AudioCodes Mediant 2000 User Manual

Figure 7-2: MEGACO-R2 Call Disconnect Flow Diagram

MFCR2
Outgoing MG
Clear back
Clear forward
Release guard
Idle
Note:
User's Manual
Terminator Disconnects
H.248
MODIFY(SG{icas/cb},
E=88{icas/cf})
NOTIFY(OE=88{icas/cf})
MODIFY(SG{icas/rlg},
E=99{bcas/idle})
NOTIFY(OE=99{bcas/idle})
The disconnection from the originator side looks the same. It only starts
from the 'Clear forward' line signal. Also, even though the 'idle' notification is
sent regardless of the 'bcas/idle' signal, this signal is still required for the
internal state machine.
H.248
MGC Incoming MG
NOTIFY(OE=77{icas/cb})
Wait for
Disconnect
timer
MODIFY(SG{ibcas/cf},
E=99{icas/rlg})
NOTIFY(OE=99{icas/rlg})
MODIFY(SG{bcas/idle})
124
Mediant 2000
MFCR2
Clear back
Clear forward
Release guard
Idle
Document # LTRT-69805