Setting org.icefaces.connectionLostRedirectURI to a valid URI tells ICEfaces that when the Ajax Push connection is lost, that the client is to be redirected to the specified page.
<context-param>
<param-name>org.icefaces.connectionLostRedirectURI</param-name>
<param-value>/myPath/theConnectionLostPage.jsf</param-value>
</context-param>
Compatibility
This context parameter only applies if you are using the compatibility component suite.