JspISAPI is developed by NeuroSpeech, it is an ISAPI dll which runs under IIS 4.0 onwards to tunnel java/tomcat requests to Tomcat web server running on same machine.Features: 1) Get rid of 8080 from web addresses 2) Get uniform web statistics under IIS 3) Monitor Bandwidth in IIS 4) You can throttle bandwidth with IIS for tomcat applications 5) HTTP Keep Alive for Jsp through IIS Advantages Over Other ISAPI rewrites: 1) Other rewrites just redirects browser request 2) Since browser makes another request on redirected address, total two requests are made by browser, thus doubleing the load on server 3) No support of SSL by rewrites 4) No support for bandwidth and process throttling