Max 8/16 and T1/E1 User’s Guide – Chapter 4
Page 32
Figure 17 – Call Flow Through a Max 8/16 or T1/E1’s FXO Port
Figure 17, above, illustrates the call-flow of a telephone call placed
through a Max 8/16’s FXO port. In this scenario, four FXO ports are
connected to the PBX in a hunt group set up at extension 4000.
Internet
Net2Phone
Network
PBX
Switch
1
2
3
4
5
6
7
8
9
*
8
#
PBX
Extension
1.
Caller dials
Ext. 4000, a
hunt group
with 4 FXO
ports.
Analog Line
Card
MAX 8/16
FXO Ports
Ext. 3503
Ext. 3502
Ext. 3504
2.
PBX hands
call off to first
available
port, in this
case, port
3504.
Ext. 3501
1
2
3
4
5
6
7
8
9
*
8
#
LAN
4.
MAX 8/16
sends call
to N2P
Network via
Internet.
5.
N2P
Network
sends call
to PSTN.
PSTN
3.
Port 3504's IVR responds
(depending on options
selected):
"Welcome to Net2Phone.
Please enter your password."
(C
aller enters a password.
)
IVR continues: "Please enter
the number you wish to call."
(C
aller enters telephone
number 12125556791.
)
6.
Telephone
connected to line
212 555-6791
rings.
