{"id":719,"date":"2019-09-10T14:26:35","date_gmt":"2019-09-10T06:26:35","guid":{"rendered":"http:\/\/149.129.74.185\/?p=719"},"modified":"2019-09-11T14:52:18","modified_gmt":"2019-09-11T06:52:18","slug":"week-1-note","status":"publish","type":"post","link":"http:\/\/www.magicmipamipa.com\/?p=719","title":{"rendered":"[\u8ba1\u7b97\u673a\u7f51\u7edc]Week 1 Note"},"content":{"rendered":"

1.\u63a9\u7801\u7684\u4f7f\u7528\uff1a<\/p>\n

\u5224\u65ad\u7f51\u7edc\u4f4d\u548c\u4e3b\u673a\u4f4d\uff0c\u7f51\u7edc\u4f4d\u4e3a1\uff0c\u4e3b\u673a\u4f4d\u4e3a0\u3002<\/p>\n

\u63a9\u7801255.255.255.0\uff0c\u5219\u4e3b\u673a\u4e3a\u4e3a\u6700\u540e8\u4f4d\uff1b\u82e5\u63a9\u7801255.0.0.0\uff0c\u5219\u7f51\u7edc\u4f4d\u4e3a\u524d8\u4f4d\u3002<\/p>\n

2.\u6570\u636e\u5305\u5206\u5c42<\/p>\n

OSI\u6a21\u578b\uff1a\u7269\u7406\u5c42\u3001\u6570\u636e\u94fe\u8def\u5c42\u3001\u7f51\u7edc\u5c42\u3001\u4f20\u8f93\u5c42\u3001\u5e94\u7528\u5c42<\/p>\n

TCP\/IP\u6a21\u578b\uff1a\u94fe\u8def\u5c42\uff08DSL\u3001SONET\u3001802.11\u3001Ethernet\uff09\u3001\u4e92\u8054\u7f51\u5c42\uff08IP\u3001ICMP\uff09\u3001\u4f20\u8f93\u5c42\uff08TCP\u3001UDP\uff09\u3001\u5e94\u7528\u5c42\uff08HTTP\u3001SMTP\u3001RTP\u3001DNS\uff09<\/p>\n

3.\u6355\u83b7\u8fc7\u6ee4\u5668<\/p>\n

\u8bbe\u7f6e\u7aef\u53e3\u3001host\u3001\u534f\u8bae<\/p>\n

4.\u7aef\u53e3<\/p>\n

HTTP port 80\uff08\u60f3\u8d77\u4e86\u9a87\u5ba2\u6e38\u620f\uff09<\/p>\n

EMAIL port 25\u3001110<\/p>\n

FTP port 20\u300121<\/p>\n

\uff08FTP\u6ca1\u6709\u52a0\u5bc6\uff0c\u76f4\u63a5\u8c03\u7528TCP\uff0c\u8d26\u6237\u5bc6\u7801\u660e\u6587\u4f20\u8f93\uff0c\u9700\u8981\u5b89\u5168\u5c42SSL\u52a0\u5bc6\uff09<\/p>\n

SSH port 22<\/p>\n

\u5c0f\u7aef\u53e30\uff5e1024\u4e00\u822c\u90fd\u662f\u534f\u8bae\u7684\u901a\u7528\u7aef\u53e3\uff0c\u5927\u7aef\u53e3\u662f\u4e13\u7528\u3002<\/p>\n

5.\u7269\u7406\u5c42<\/p>\n

\u628a\u6bd4\u7279\u8f6c\u6362\u6210\u4fe1\u53f7\uff08\u901a\u4fe1\u6750\u6599\u3001\u7535\u5b50\u6280\u672f\uff09<\/p>\n

6.\u5e94\u7528\u5c42<\/p>\n

\u771f\u6b63\u4f20\u9001\u4fe1\u606f\u7684\u5c42<\/p>\n

7. nslookup\u6307\u4ee4<\/code> \u67e5\u8be2DNS\u57df\u540d\u7684IP\u5730\u5740<\/p>\n

\u5206\u5e03\u5f0f\u57df\u540d\u7cfb\u7edf\uff0c\u5c42\u5e8f\u67e5\u627e\uff08\u672c\u673aDNS\u670d\u52a1\u5668\uff09<\/p>\n

cn\u57df\u540d \u4e2d\u56fd\u4e92\u8054\u7f51->edu\u57df\u540d \u6559\u80b2\u7f51->zju\u57df\u540d \u6d59\u6c5f\u5927\u5b66\u7f51<\/p>\n

DNS 114.114.114.114<\/p>\n

google 8.8.8.8\/4.4.4.4<\/p>\n

8.ipconfig \/flushdns \u6e05\u7a7adns\u89e3\u6790\u7f13\u5b58<\/p>\n

9.ping\u8fdb\u884c\u534f\u8baeicmp<\/p>\n

10.arp -a \u67e5\u8be2\u901a\u8baf\u8bb0\u5f55\u7684\u7269\u7406\u5730\u5740\u548c\u7f51\u7edc\u5730\u5740<\/p>\n

11.tracert \u67e5\u770b\u4f20\u9012\u8def\u5f84\u7684\u8ddf\u8e2a\u8bb0\u5f55<\/p>\n

12.Time-to-live \u4f20\u5305\u6b21\u6570<\/p>\n

13.\u8ffd\u8e2a\u6d41 TCP 200\u8fd4\u56de\u8868\u793a\u6210\u529f<\/p>\n

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

1.\u63a9\u7801\u7684\u4f7f\u7528\uff1a \u5224\u65ad\u7f51\u7edc\u4f4d\u548c\u4e3b\u673a\u4f4d\uff0c\u7f51\u7edc\u4f4d\u4e3a1\uff0c\u4e3b\u673a\u4f4d\u4e3a0\u3002 \u63a9\u7801255.255.255.0\uff0c\u5219\u4e3b […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[19,16],"tags":[],"_links":{"self":[{"href":"http:\/\/www.magicmipamipa.com\/index.php?rest_route=\/wp\/v2\/posts\/719"}],"collection":[{"href":"http:\/\/www.magicmipamipa.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.magicmipamipa.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.magicmipamipa.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.magicmipamipa.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=719"}],"version-history":[{"count":2,"href":"http:\/\/www.magicmipamipa.com\/index.php?rest_route=\/wp\/v2\/posts\/719\/revisions"}],"predecessor-version":[{"id":736,"href":"http:\/\/www.magicmipamipa.com\/index.php?rest_route=\/wp\/v2\/posts\/719\/revisions\/736"}],"wp:attachment":[{"href":"http:\/\/www.magicmipamipa.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=719"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.magicmipamipa.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=719"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.magicmipamipa.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=719"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}