root/soap/interop/

[..]
  1. client_round2.php
  2. client_round2_interop.php
  3. client_round2_params.php
  4. client_round2_results.php
  5. client_round2_run.php
  6. echoheadersvc.wsdl.php
  7. index.php
  8. interop.wsdl.php
  9. interopB.wsdl.php
  10. server_round2_base.php
  11. server_round2_groupB.php
  12. server_round2_groupC.php
  13. test.utility.php
[..]