well that was easy enough for me to find.
/flash/modules/global/xml/config.xml
<items><item key="registered"><![CDATA[true]]></item> ( this states that you have applied your dolphin licenses )
<item key="useRMS"><![CDATA[true]]></item> ( this states that you have the Use RMS box ticked )
<item key="RMSIP"><![CDATA[15.rms-host.com]]> (this is where your RMS IP (address) should be listed )</item>
<item key="RMSPort"><![CDATA[1935]]></item>
<item key="RMSHttpPort"><![CDATA[5080]]></item>
<item key="bannerUrl" /><item key="bannerLink" /><item key="bannerTarget"><![CDATA[_blank]]></item>
<item key="bannerAlpha"><![CDATA[75]]></item>
<item key="backColor"><![CDATA[FFFFFF]]></item>
<item key="opaqueMode"><![CDATA[true]]></item>
</items>
so you could in fact edit this file manually, or you can check your permissions on this directory or file itself file should possess 644 permissions.
When a GIG is not enough --> Terabyte Dolphin Technical Support - Server Management and Support