{"id":725,"date":"2013-05-08T17:59:09","date_gmt":"2013-05-08T09:59:09","guid":{"rendered":"http:\/\/127.0.0.1\/china029\/?p=725"},"modified":"2013-05-08T17:59:09","modified_gmt":"2013-05-08T09:59:09","slug":"smartbits6000%e6%b5%8b%e8%af%95%e4%ba%a4%e6%8d%a2%e6%9c%ba%e7%bb%84%e6%92%ad%e5%8a%9f%e8%83%bd","status":"publish","type":"post","link":"https:\/\/wp.china029.com\/index.php\/2013\/05\/08\/smartbits6000%e6%b5%8b%e8%af%95%e4%ba%a4%e6%8d%a2%e6%9c%ba%e7%bb%84%e6%92%ad%e5%8a%9f%e8%83%bd\/","title":{"rendered":"smartbits6000\u6d4b\u8bd5\u4ea4\u6362\u673a\u7ec4\u64ad\u529f\u80fd"},"content":{"rendered":"

1\u3001\u626b\u76f2\u8bf4\u660e<\/p>\n

\u7ec4\u64ad\u6280\u672f\u662fIP\u7f51\u7edc\u6570\u636e\u4f20\u8f93\u4e09\u79cd\u65b9\u5f0f\u4e4b\u4e00\uff0c\u5728\u4ecb\u7ecdIP\u7ec4\u64ad\u6280\u672f\u4e4b\u524d\uff0c\u5148\u5bf9IP\u7f51\u7edc\u6570\u636e\u4f20\u8f93\u7684\u5355\u64ad\u3001\u7ec4\u64ad\u548c\u5e7f\u64ad\u65b9\u5f0f\u505a\u4e00\u4e2a\u7b80\u5355\u7684\u4ecb\u7ecd\uff1a
\n\u5355\u64ad\uff08Unicast\uff09\u4f20\u8f93\uff1a\u5728\u53d1\u9001\u8005\u548c\u6bcf\u4e00\u63a5\u6536\u8005\u4e4b\u95f4\u5b9e\u73b0\u70b9\u5bf9\u70b9\u7f51\u7edc\u8fde\u63a5\u3002\u5982\u679c\u4e00\u53f0\u53d1\u9001\u8005\u540c\u65f6\u7ed9\u591a\u4e2a\u7684\u63a5\u6536\u8005\u4f20\u8f93\u76f8\u540c\u7684\u6570\u636e\uff0c\u4e5f\u5fc5\u987b\u76f8\u5e94\u7684\u590d\u5236\u591a\u4efd\u7684\u76f8\u540c\u6570\u636e\u5305\u3002\u5982\u679c\u6709\u5927\u91cf\u4e3b\u673a\u5e0c\u671b\u83b7\u5f97\u6570\u636e\u5305\u7684\u540c\u4e00\u4efd\u62f7\u8d1d\u65f6\uff0c\u5c06\u5bfc\u81f4\u53d1\u9001\u8005\u8d1f\u62c5\u6c89\u91cd\u3001\u5ef6\u8fdf\u957f\u3001\u7f51\u7edc\u62e5\u585e\uff1b\u4e3a\u4fdd\u8bc1\u4e00\u5b9a\u7684\u670d\u52a1\u8d28\u91cf\u9700\u589e\u52a0\u786c\u4ef6\u548c\u5e26\u5bbd\u3002
\n\u7ec4\u64ad\uff08Multicast\uff09\u4f20\u8f93\uff1a\u5728\u53d1\u9001\u8005\u548c\u6bcf\u4e00\u63a5\u6536\u8005\u4e4b\u95f4\u5b9e\u73b0\u70b9\u5bf9\u591a\u70b9\u7f51\u7edc\u8fde\u63a5\u3002\u5982\u679c\u4e00\u53f0\u53d1\u9001\u8005\u540c\u65f6\u7ed9\u591a\u4e2a\u7684\u63a5\u6536\u8005\u4f20\u8f93\u76f8\u540c\u7684\u6570\u636e\uff0c\u4e5f\u53ea\u9700\u590d\u5236\u4e00\u4efd\u7684\u76f8\u540c\u6570\u636e\u5305\u3002\u5b83\u63d0\u9ad8\u4e86\u6570\u636e\u4f20\u9001\u6548\u7387\u3002\u51cf\u5c11\u4e86\u9aa8\u5e72\u7f51\u7edc\u51fa\u73b0\u62e5\u585e\u7684\u53ef\u80fd\u6027\u3002
\n\u5e7f\u64ad\uff08Broadcast\uff09\u4f20\u8f93\uff1a\u662f\u6307\u5728IP\u5b50\u7f51\u5185\u5e7f\u64ad\u6570\u636e\u5305\uff0c\u6240\u6709\u5728\u5b50\u7f51\u5185\u90e8\u7684\u4e3b\u673a\u90fd\u5c06\u6536\u5230\u8fd9\u4e9b\u6570\u636e\u5305\u3002\u5e7f\u64ad\u610f\u5473\u7740\u7f51\u7edc\u5411\u5b50\u7f51\u6bcf\u4e00\u4e2a\u4e3b\u673a\u90fd\u6295\u9012\u4e00\u4efd\u6570\u636e\u5305\uff0c\u4e0d\u8bba\u8fd9\u4e9b\u4e3b\u673a\u662f\u5426\u4e50\u4e8e\u63a5\u6536\u8be5\u6570\u636e\u5305\u3002\u6240\u4ee5\u5e7f\u64ad\u7684\u4f7f\u7528\u8303\u56f4\u975e\u5e38\u5c0f\uff0c\u53ea\u5728\u672c\u5730\u5b50\u7f51\u5185\u6709\u6548\uff0c\u901a\u8fc7\u8def\u7531\u5668\u548c\u7f51\u7edc\u8bbe\u5907\u63a7\u5236\u5e7f\u64ad\u4f20\u8f93\u3002
\n\u7ec4\u64ad\u89e3\u51b3\u4e86\u5355\u64ad\u548c\u5e7f\u64ad\u65b9\u5f0f\u6548\u7387\u4f4e\u7684\u95ee\u9898\u3002\u5f53\u7f51\u7edc\u4e2d\u7684\u67d0\u4e9b\u7528\u6237\u9700\u6c42\u7279\u5b9a\u4fe1\u606f\u65f6\uff0c\u7ec4\u64ad\u6e90\uff08\u5373\u7ec4\u64ad\u4fe1\u606f\u53d1\u9001\u8005\uff09\u4ec5\u53d1\u9001\u4e00\u6b21\u4fe1\u606f\uff0c\u7ec4\u64ad\u8def\u7531\u5668\u501f\u52a9\u7ec4\u64ad\u8def\u7531\u534f\u8bae\u4e3a\u7ec4\u64ad\u6570\u636e\u5305\u5efa\u7acb\u6811\u578b\u8def\u7531\uff0c\u88ab\u4f20\u9012\u7684\u4fe1\u606f\u5728\u5c3d\u53ef\u80fd\u8fdc\u7684\u5206\u53c9\u8def\u53e3\u624d\u5f00\u59cb\u590d\u5236\u548c\u5206\u53d1\u3002<\/strong><\/p>\n

\u7ec4\u64adIP\u5730\u5740\uff1a239.0.0.0\uff5e239.255.255.255\u4e3a\u672c\u5730\u7ba1\u7406\u7ec4\u64ad\u5730\u5740<\/p>\n

\u7ec4\u64adMAC\u5730\u5740\u7684\u9ad824bit\u4e3a0x01005e\uff0c\u7b2c25bit\u4e3a0\uff0c\u5373\u9ad825bit\u4e3a\u56fa\u5b9a\u503c\u3002MAC\u5730\u5740\u7684\u4f4e23bit\u4e3a\u7ec4\u64adIP\u5730\u5740\u7684\u4f4e23bit\u3002\u7531\u4e8e IP\u7ec4\u64ad\u5730\u5740\u7684\u524d4bit \u662f1110\uff0c\u4ee3\u8868\u7ec4\u64ad\u6807\u8bc6\uff0c\u800c\u540e28bit \u4e2d\u53ea\u670923bit \u88ab\u6620\u5c04\u5230MAC \u5730\u5740\uff0c\u8fd9\u6837IP \u5730\u5740\u4e2d\u5c31\u67095bit \u4fe1\u606f\u4e22\u5931\uff0c\u5bfc\u81f4\u7684\u7ed3\u679c\u662f\u51fa\u73b0\u4e8632 \u4e2aIP \u7ec4\u64ad\u5730\u5740\u6620\u5c04\u5230\u540c\u4e00MAC \u5730\u5740\u4e0a\u3002<\/p>\n

\u5e38\u7528\u7684\u7ec4\u64ad\u534f\u8baeIGMP Snooping\uff0c\u672c\u6587\u4e5f\u4e3b\u8981\u662f\u5bf9\u8be5\u534f\u8bae\u5728\u4e8c\u5c42\u4ea4\u6362\u673a\u4e0a\u7684\u6d4b\u8bd5\uff1b<\/p>\n

2\u3001smartbits\u5bf9\u7ec4\u64ad\u529f\u80fd\u7684\u6d4b\u8bd5<\/p>\n

1\uff09\u4ea4\u6362\u673a\u4e2d\u5f00\u542fIGMP Snooping\uff08\u9ed8\u8ba4\u5173\u95ed\uff09\uff0c\u5efa\u7acb\u7ec4\u64ad\u7ec4<\/p>\n

2\uff09\u8fde\u63a5smartbits<\/p>\n

3\uff09\u5728\u5bf9\u5e94\u7684\u7aef\u53e3\u5f00\u542figmp<\/p>\n

4\uff09\u8bbe\u7f6eigmp\u7684\u7248\u672c\uff08\u5e38\u75282\uff09\u4ee5\u53cavlan\uff0c\u5982\u4e0b\u56fe<\/p>\n

\"\u7ec4\u64ad\u529f\u80fd\u6d4b\u8bd5\"<\/a>

smartbit\u6d4b\u8bd5\u4ea4\u6362\u673a\u7ec4\u64ad\u529f\u80fd<\/p><\/div>\n

5\uff09\u8bbe\u7f6e\u6d4b\u8bd5\u7aef\u53e3\u7684\u7ec4\u64ad\u7ec4\u3001IP\u5730\u5740\u3001vlan \u3001vlanID<\/p>\n

\"\u7aef\u53e3\u52a0\u5165\u7ec4\u64ad\u7ec4\u8bbe\u7f6e\"<\/a>

\u4ea4\u6362\u673a\u7aef\u53e3\u52a0\u5165\u7ec4\u64ad\u7ec4\u8bbe\u7f6e<\/p><\/div>\n

\u6211\u4eec\u7528\u7684\u662fsmartwindow\u7684\u8f6f\u4ef6\uff0c\u7aef\u53e31\/2\/3\u90fdjoin\u5230\u4f60\u6240\u5efa\u7acb\u7684\u7ec4\u64ad\u7ec4\u4e2d\uff0c\u786e\u4fddvlanID\u7684\u6b63\u786e\uff0c\u7136\u540e\u5728\u4e0a\u884c\u7aef\u53e3\u53d1\u6570\u636e\u6d41\uff0c\u53d1\u73b01\/2\/3\u7aef\u53e3\u90fd\u6536\u5230\u6570\u636e\uff1b\u5f532\u7aef\u53e3\u79bb\u5f00\u7ec4\u64ad\u7ec4\uff0c\u53d1\u73b0\u4e0a\u884c\u53e3\u53d1\u6570\u636e\uff0c2\u53e3\u4e0d\u80fd\u6536\u5230\u6570\u636e\uff1b<\/p>\n

\u7ec4\u64ad\u539f\u6765\u5982\u6b64\u7b80\u5355\u3002\u3002\u3002\u3002<\/p>\n

 <\/p>\n

 <\/p>\n","protected":false},"excerpt":{"rendered":"

1\u3001\u626b\u76f2\u8bf4\u660e \u7ec4\u64ad\u6280\u672f\u662fIP\u7f51\u7edc\u6570\u636e\u4f20\u8f93\u4e09\u79cd\u65b9\u5f0f\u4e4b\u4e00\uff0c\u5728\u4ecb\u7ecdIP\u7ec4\u64ad\u6280\u672f\u4e4b\u524d\uff0c\u5148\u5bf9IP\u7f51\u7edc\u6570\u636e\u4f20\u8f93\u7684\u5355\u64ad\u3001\u7ec4\u64ad\u548c\u5e7f\u64ad\u65b9\u5f0f\u505a\u4e00\u4e2a\u7b80\u5355\u7684\u4ecb\u7ecd\uff1a \u5355\u64ad\uff08Unicast\uff09\u4f20\u8f93\uff1a\u5728\u53d1\u9001\u8005\u548c\u6bcf\u4e00\u63a5\u6536\u8005\u4e4b\u95f4\u5b9e\u73b0\u70b9\u5bf9\u70b9\u7f51\u7edc\u8fde\u63a5\u3002\u5982\u679c\u4e00\u53f0\u53d1\u9001\u8005\u540c\u65f6\u7ed9\u591a\u4e2a\u7684\u63a5 […]<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-725","post","type-post","status-publish","format-standard","hentry"],"_links":{"self":[{"href":"https:\/\/wp.china029.com\/index.php\/wp-json\/wp\/v2\/posts\/725","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wp.china029.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wp.china029.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wp.china029.com\/index.php\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/wp.china029.com\/index.php\/wp-json\/wp\/v2\/comments?post=725"}],"version-history":[{"count":0,"href":"https:\/\/wp.china029.com\/index.php\/wp-json\/wp\/v2\/posts\/725\/revisions"}],"wp:attachment":[{"href":"https:\/\/wp.china029.com\/index.php\/wp-json\/wp\/v2\/media?parent=725"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wp.china029.com\/index.php\/wp-json\/wp\/v2\/categories?post=725"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wp.china029.com\/index.php\/wp-json\/wp\/v2\/tags?post=725"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}