MxAngel - 4:48 am on Aug 24, 2012 (gmt 0)
3. The RC server then opens a URL connection specified by the client API with a /selenium-server/core/Blank.html?start=true. (Note that when creating a Selenium instance, a specific URL must also be provided.) If this connection was successful, it also helps to verify that the proxy configuration was setup properly.
Selenium appending "selenium-server/core/Blank.html?start=true" while opening a URL