Method and apparatus for dynamically connecting a system under test ("SUT") to and disconnecting an SUT from a private VLAN in a computer manufacturing environment is described. In a preferred embodiment, each time an SUT disposed in a burn rack boots up, a VLAN-capable switch (hereinafter "CAT") connected...http://www.google.com.tw/patents/US6499115?utm_source=gb-gplus-share專利 US6499115 - Burn rack dynamic virtual local area network