Agents Properties, Response Handling Tab

Allows you to specify the number of script, e-mail, or paging responses that can run simultaneously. The field is defined as follows:

Simultaneous responses allowed
Specifies the number of responses that can run at one time. In the Agent Properties window, this field is available only if you clear the Use global settings check box.
Use global settings
Specifies whether this agent uses the settings for agents configured in the Global Settings window. This check box is available only in individual Agent Properties windows.