Specifications

VoiceFinder VoIP Gateway Configuration Guide (APOS 2.0) Release Version 3.1
AddPac Technology Co., LTD
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4 signaling-type { dtmf | isdn |
r2 }
The first thing to configure is the signaling type.
The configuration possible methods are ISDN PRI
and R2, DTMF
If the signaling type is set to ISDN PRI at default and
change to the other type , then save the settings and
reboot
5 chan-number-order
{ ascending | descending }
When the call is initialized through E1 of the module,
the following commands are used to configure the
order.
Use the channel 1 for ascending and the channels
31 for descending. Configuring in opposite direction
from PBX is recommended.
The AddPac E1 module is set to descending at
default.
6 clock-source { master |
slave }
Specify the clock source of E1 to master or slave.
Fax communication may not work if E1 clock source
does not operate as master on one side and slave on
the other.
The command default is master.
7 out-barred-group timeslots
expr
Configure the channels of E1 for not allowing the
outbound
At default, all the channels are configured in both
directions.
Verify direction of the channels by show voice port
slot/port
model name(config)# controller e1 0/0
model name(config-controller-e1-0/0)#
out-barred-group timeslots 20-31
3.5.3. Configuring ISDN PRI
ISDN PRI related settings are listed as to follow:
Step Commands Purpose of Usage
1 configure terminal
Enter global configuration mode
2 controller e1 location
Enter the specified controller configuration mode
Indicate location as slot-number/port-number
3 isdn protocol-emulate
{network | user}
ISDN PRI protocol is operated on the interface as a
center: one side is for network and user is the other.
In case of PBX, the PRI directing PBX is for user and
PSTN directing PRI is network.
The default is set to network to react with PBX.
However, it needs to be set to user for connecting to
PSTN.