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The H.323 Configuration procedure configures an H.323 signaling stack, H.323 Profile, an H.323 channel group, and connects to an external H.323 gateway. The procedure describes the configuration needed to accept a call coming from a network utilizing H.323 as its signaling protocol. Below is a Quick Start diagram displaying the objects. In addition, the objects that are displayed as blue font, are links to the topics.
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Before proceeding, verify that the functionality in the Basic Configurations topic has been completed. The Basic Configurations topic configures objects such as VoIP Interfaces and IP Bearer ports needed prior to starting the Configure H.323 topic.
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Right click on the Profiles object and select New H323 Profiles. The H323 Profiles object is a container object and no configuration is needed here. Refer to the H.323 Profiles topic for more information on this object.
Right click on the H323 Profiles object and select New H323 Profile. The first H.323 Profile created is the default H.323 Profile and all the fields will be shaded green. In the default profile, the fields cannot be modified. Disregard this profile.
Right click on the H323 Profiles object again and select New H323 Profile again. In the H.323 Profile object that appears, either enter a name that identifies this Profile or accept the default name already entered. In this example the default name H323_Profile_1 was accepted. Refer to the H.323 Profile topic for more information on configuring the remaining fields in this object.
OPTIONAL: Right click on the H323 Profile object just created and select New H323 Profile Timers. Within this object, the various timers utilized in the H.323 protocol can be modified as required. Refer to the H.323 Profile Timers topic for more information on this object.
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Right click on the IMG 2020 object and select New Signaling. In the Signaling object that appears, there is no configuration needed. Refer to the Signaling topic for more information on this object.
Right click on the Signaling object and select New H323. An H.323 signaling object gets created. In this procedure, a Gatekeeper will not be used so the Gatekeeper Support field must be left in the Disable state. Refer to the IMG 1010 - H.323 Signaling Object topic for information on configuring the remaining fields in this object.
Right click on the H323 object and select New H323 IP Address. In the H323 Signaling IP Address field, select from the drop down menu the IP address that will be given to the H.323 stack. The default IP address displayed in the H323 Signaling IP Address field is the IP address configured to the CTRL 0 interface during the bootup process. This can be modified as required. Refer to the H.323 IP Address topic for more information on this topic.
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Right click on the Dialogic object and select New External Network Elements. The External Network Elements object is a container object and no configuration is needed here. For more information on this object refer to the External Network Elements topic.
Right click on External Network Elements and select New External Gateways. The External Gateways object is a container object also and no configuration is needed here. For more information on this object refer to the External Gateways topic.
Right Click on External Gateways object and select New External Gateway. In the Name field, enter a name that identifies this gateway. In this procedure the name Ext_H323_Gateway1 was entered.
Select H323 from drop down menu in Protocol field.
In the IP Address field, enter the IP address needed to be able to communicate with the remote H.323 gateway.
In the Profile field, select the H.323 Profile that was created earlier in this procedure. The profile added has the attributes/features needed to communicate with this gateway. For more information on configuring the External Gateway object, refer to the External Gateway topic.
Configure Channel Group and External Network Element
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Right click on the Dialogic object and select New Routing Configuration. The Routing Configuration object is a container object and no configuration is needed here. For more information on this object refer to the Routing Configuration topic.
Right click on the Routing Configuration object and select New Channel Groups. The Channel Groups object is a container object for multiple channel groups. No configuration is needed here. For more information refer to the Channel Groups topic.
Right click on the Channel Groups object and select New Channel Group. In the Name field, either except the default name or enter a name that identifies the Channel Group being configured. In this procedure, the name entered was ChGrp1_H323_GW.
Select H323 from the drop down menu in the Signaling Type field.
Select the Incoming and Outgoing IP Profile from drop down menu. The IP Profile was initially created in the Basic Configurations topic. For more information on configuring the remaining fields in the channel group object, refer to the Channel Group topic.
Right click on the H.323 Channel Group just created and select New IP Network Element. Select from drop down menu the gateway configured in the Configure H.323 External Gateway section above. Refer to the IP Network Element topic for more information on this object.
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The Packet Facilities should already have been configured if the Basic Configurations topic was initially followed. If the Packet Facilities have not already been created, refer to the IMG 1010 - Basic Configuration and/or Configure Packet Facilities topic for information on how to complete this configuration.
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