On the toolbar, click Properties, and then click the Output tab.
Select a broadcast method (push or pull), and then select the Archive to file check box.
In File name, enter a name for the archive file.
If you want to limit the size of the archive file, click Limit by size, and then type the maximum file size followed by a K, M, or G for kilobytes, megabytes, or gigabytes, respectively.
If you want to limit the duration of the archive file, click Limit by duration, and then type the maximum duration of the file in hh:mm:ss, for example, 01:30:00.
If you do not want all sources in the broadcast archived, click the Sources tab, and then in the sources list, click the source you do not want to archive.
In Archiving, click Pause or Stop to prevent the source from being archived.
You can override these settings by using the Manual Archive Controls on the Control menu.