1Test that a network namespace trumps a fallback namespace where they overlap. 2 3Sanity check the presence of the fallback namespace, should get the fallback resource. 4Getting a network namespace resource that exists on the server, should succeed. 5Getting a network namespace resource that does not exist on the server, should get a 404. 6Creating two iframes for an existing and non-existing page, one should say "hello" the other should 404. 7- hello heard 8- 404 detected 9PASS 10 11