1*01a7ddb2SpgoyetteThis test may fail if 2*01a7ddb2Spgoyette 3*01a7ddb2Spgoyette - your /etc/services file is not in sync with what this test expects 4*01a7ddb2Spgoyette - your /etc/hosts file or DNS have unusual entries for "localhost" 5*01a7ddb2Spgoyette (a duplicate "localhost 127.0.0.1" line in /etc/hosts for example) 6*01a7ddb2Spgoyette 7*01a7ddb2SpgoyetteOn kernels without IPv6 support some of the tests are skipped. 8