Announcements - Configure Media
- Kelli Higdon
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To play announcements and transmit/receive tones the IMG 2020 must first have the Media DSP's configured, the location of where files will be retrieved from must then be configured, and lastly which audio files (announcement entries) will be downloaded to the IMG 2020 to be used as announcements. To achieve this, follow the instructions below.
Configure Media Module and Media DSP's
Once the Media object is created and committed then the media modules can be configured. To configure the media modules follow the steps below.
Right click on the IMG 2020 Physical Node object and select New Media. In the Name field of this object, either accept the default name or enter another name that will describe this object. Refer to the Media topic for more information on this object.
Right click on the Media object and select New Enhanced Services. The Enhanced Services object is a parent or container object an no configuration is needed here. Refer to the Enhanced Services topic for more information on this object.
Right click on the Enhanced Services object and select New Media Module. There is only one Media Module object that can get configured and it is considered an On-Board module. These settings should all be left as their defaults. Refer to the Media Module topic for more information.
Right click on the On-Board object just configured and select New Media DSP. The Media DSP being configured in this procedure will be used for playing announcements and sending tones as required. Select Playback/Record from drop down menu of the Receive 0 Configuration field. The rest of the fields will be modified and shaded green after selecting Playback/Record. Refer to screen capture below of the Media DSP object pane.
Refer to the Media DSP topic for more information on this object.
Create a second Media DSP by right clicking on the On-Board ID:0 object again and select New Media DSP. Select from drop down menu the receivers and transmitters needed for your application. In this example the default values will be accepted. Refer to the screen capture below.
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Configure Where to Retrieve Audio Files From
The audio files can be downloaded from an NFS Server or directly from the SD Card. Configure where the files will be downloaded from. Either the NFS Server can be configured, the SD Card can be configured, or both. Both procedures are described below.
From NFS Server
Right click on the Files object and select New Media File Location. The Media File Location object is a parent or container object and where to retrieve the audio files is configured under this object. Refer to the Media File Location topic for more information on this object.
Right click on the Media File Location object and select New NFS Location. The NFS Location object is displayed below, enter the information in the fields as described below.
Field/Description |
Location ID - Â Select from drop down menu the ID to give to this location. |
NFS Server - Select from drop down menu the NFS Server that will be utilized. All the NFS Server objects created will be displayed in this list. |
Client IP Address - Select from drop down menu the IP address that will be used to communicate with the NFS Server configured. All the IP addresses that are configured as Service IP Addresses will be displayed in this drop down menu. |
User ID - The User ID field will need to be set to the User ID corresponding to the profile created on the NFS Server. To verify the User ID of the NFS Server being used, in the Red Hat Enterprise Linux server configured earlier, go to the Red Hat start menu. Select System  > Administration > Users and Groups. This will open up the User Manager dialog box. The User Manager will display all the Users and Groups configured. The User ID can be obtained there. |
Group ID - The Group ID field will need to be set to the Group ID corresponding to the profile created on the NFS Server. To verify the Group ID of the NFS Server being used, in the Red Hat Enterprise Linux server configured earlier, go to the Red Hat start menu. Select System  > Administration > Users and Groups. This will open up the User Manager dialog box. The User Manager will display all the Users and Groups configured. Click on the Groups tab and the Group ID can be obtained there. |
Mount Directory - Enter the path to where the audio files are located. This path includes the path to the share created plus any directories within that share required to get to the audio files. In this example the Mount Point field is /home/dialogic/shares and the directory is labeled announcements. |
Refer to the NFS Location object for information on this object.Â
From SD Card
Right click on the Files object and select New Media File Location. The Media File Location object is a parent or container object and where to retrieve the audio files is configured under this object. Refer to the Media File Location topic for more information on this object.
Right click on the Media File Location object and select New Local Location. The Local Location object is displayed below, enter the information in the fields as described below.
Field/Description |
Path (Relative to Root) - Enter the path to the directory that the IMG 2020 must go to retrieve the audio files. In this procedure the audio files were loaded into a directory labeled announcements. |
Refer to the Local Location topic for more information on this object.
Configure Announcements and Announcement Entries
The IMG 2020 must know which files to retrieve from either the SD card or NFS Server. Follow the instructions below to create an Announcement and then Announcement Entry object.
Right click on the Files object again and select New Announcements. The Announcements object is a container object and no configuration is needed here. Refer to the Announcements topic for more information on this object.
Right click on the Announcements object and select New Announcement Entry. The Announcement Entry object is displayed below. Enter the information in the fields as described below.
Field/Description |
Primary Location ID - Select from the drop down menu the ID of the NFS Server configured under the External Network Elements object that will be the primary NFS Server. File Name - Enter a name that identifies the audio file that is being configured to be sent to the IMG 2020. |
Create and configure multiple Announcement Entries. Refer to the Announcement Entry topic for more information on this object.
Download Announcement Files to IMG 2020
At this point, the IMG 2020 is configured to either retrieve the audio files from the configured NFS Server or the SD Card. Click back on either the NFS Location or Local Location object and verify the Location Status field is displaying Available. Refer to screen capture below.
The Announcement object will now display a yellow exclamation point on the ICON displayed in the Web GUI. The exclamation point on the object icon determines that the changes or additions have been made in the Web GUI but still need to be sent to the IMG 2020. Click on the Download Announcement Entries button and the announcement files will get sent to the IMG 2020. When the ICON changes back to a green check mark, the files have all been downloaded and are ready to be used.
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