VLAN有几种实现方法？智能变电站通常采用哪种方法实现VLAN划分？
["\u7b54\uff1aVLAN\u7684\u5b9e\u73b0\u65b9\u6cd5\u6709\u4ee5\u4e0b\u56db\u79cd\uff1a\n\uff081\uff09 \u6839\u636e\u4ea4\u6362\u673a\u7aef\u53e3\u5212\u5206\uff1b\n\uff082\uff09 \u6839\u636eMAC\u5730\u5740\u5212\u5206\uff1b\n\uff083\uff09 \u6839\u636e\u7f51\u7edc\u5c42\u5730\u5740\u5212\u5206\uff1b\n\uff084\uff09 \u6839\u636eIP\u7ec4\u64ad\u5212\u5206\u3002\n\u7531\u4e8e\u53d8\u7535\u7ad9\u8fc7\u7a0b\u5c42\u7f51\u7edc\u4e0a\u7684GOOSE\u62a5\u6587\u548c9-2\u91c7\u6837\u503c\u62a5\u6587\u53ea\u5728\u6570\u636e\u94fe\u8def\u5c42\u4f20\u8f93\uff0c\u6ca1\u6709\u7b2c\u4e09\u5c42\uff08IP\u5c42\uff09\u7684\u5c01\u88c5\u7ed3\u6784\uff0c\u6240\u4ee5\u4e0a\u8ff0\u7b2c\u4e09\u3001\u56db\u79cdVLAN\u5212\u5206\u65b9\u6cd5\u4e0d\u9002\u7528\u4e8e\u53d8\u7535\u7ad9\u8fc7\u7a0b\u5c42\u7f51\u7edc\uff0c\u76ee\u524d\u667a\u80fd\u53d8\u7535\u7ad9\u901a\u5e38\u91c7\u7528\u57fa\u4e8e\u7aef\u53e3\u5212\u5206VLAN\u7684\u65b9\u6cd5\uff0c\u662f\u76f8\u5bf9\u9002\u5408\u3001\u53ef\u9760\u7684\u65b9\u5f0f\u3002"]