iRules ProxyPass problem root_redirect

I'm using a ProxyPass iRules https://devcentral.f5.com/wiki/iRules.proxypassv10.ashx and it set up this data-group list: String: /teste Value: test.oxi.intranet Pool_Dynamics That is when I ask oxi.extranet.box/test/ should be directed to test.oxi.intranet keeping the URL oxi.extranet.box/test/[something] the problem is that some files are dynamically generated by the IIS framework is playing like this: oxi.extranet.box/Webc... not finding the file. Should be like this: oxi.extranet.box/test/Webc ... Help me