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More information on the E1/T1 Profile configuration pane can be found here: IMG 1010 - Configuring T1 or E1 Bearer Profile - 10.5.x
The next step is to create the configuration object for the particular E1 ISDN span. To do this, right-click on the physical IMG object and select New Facility. Then right-click on the newly created Facility object and select New TDM Spans. In the configuration pane on the right under Interface select the interface group your ISDN span is connected to. Select Signaling if the ISDN line is connected to one of the 4 Signaling ports or select Bearer if the ISDN line is connected to one of the Bearer ports. The remainder of this article will assume that the E1 ISDN line is connected to the Signaling 0 port.
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More information on the D Channel configuration pane can be found here: IMG 1010 - ISDN D Channel
Now that the E1 port and the ISDN D Channel are configured and in service, the ISDN channel group can be created.
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More information on the channel group configuration pane can be found at IMG 1010 - Channel Group
Now add B Channels to this ISDN channel group. Right-click on the newly created channel group object (the name of this object will reflect the name you assigned to this channel group) and select New ISDN Group.
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More information on the ISDN group configuration pane can be found at IMG 1010 - ISDN Group.
This concludes the configuration of the ISDN channel group.
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At this point no further configuration changes are required for this object.
In this article, SIP traffic will be routed through the IMG CTRL Ethernet interface using the management IP address of the IMG. In a more advanced setup the IMG is able to use any one of its CTRL, DATA or SIG Ethernet ports for SIP signalling with a variety of different network configurations. More information on various network scenarios supported by the IMG can be found in the online documentation for at IMG 1010 - Network Interface Scenarios or IMG 1004 - Network Interface Scenarios
More information on the SIP Signaling object can be found at IMG 1010 - SIP Signaling Object
Next an IP bearer profile has to be created. This configures which codecs the IMG supports for RTP streams in IP calls. Right-click on the Profiles object and select New IP Bearer Profile. Here you may assign a meaningful name to the IP bearer profile. No further configuration changes are required on this object. Then right-click on the newly created IP bearer profile object and select New Supported Vocoders. Under Payload Type select which codec you want to support for SIP calls.
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More information on the external gateway object can be found at IMG 1010 - External Gateway.
At this point all the steps necessary before creating a SIP channel group have been completed.
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More information on the channel group configuration pane can be found at IMG 1010 - Channel Group
Next assign the previously created external gateway to the SIP channel group. Right-click on the newly created SIP channel group object and select New IP Network Element. Under IP Network Element select the external gateway object you created earlier. Only one external gateway can be assigned to a SIP channel group.
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More information on the route table entry configuration can be found at IMG 1010 - Route Entry
All route table entries for the selected route table are displayed in the Object Table on the lower right side.
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In order to add number translation to your routing configuration, please refer to IMG - Introduction to Number Translation
Product List:
IMG 1004 Integrated Media Gateway
IMG 1010 Integrated Media Gateway