$ $SG_TEST_EXENV cat tracing/categories.uncat.plist
> node = ("HOST","LINK");
> edge = ("0-LINK4-LINK4","0-HOST1-LINK4","0-LINK4-HOST1");
$ $SG_TEST_EXENV cat tracing/categories.uncat.plist
> node = ("HOST","LINK");
> edge = ("0-LINK4-LINK4","0-HOST1-LINK4","0-LINK4-HOST1");