{"id":124911,"date":"2023-07-22T07:05:09","date_gmt":"2023-07-21T23:05:09","guid":{"rendered":"http:\/\/www.idc.net\/help\/124911\/"},"modified":"2023-07-22T07:05:09","modified_gmt":"2023-07-21T23:05:09","slug":"%e5%a6%82%e4%bd%95%e6%a3%80%e6%9f%a5linux%e7%b3%bb%e7%bb%9f%e7%9a%84%e7%bd%91%e7%bb%9c%e6%8e%a5%e5%8f%a3%ef%bc%9f-linux%e7%b3%bb%e7%bb%9f%e7%bd%91%e7%bb%9c%e6%8e%a5%e5%8f%a3%e6%a3%80%e6%9f%a5","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/124911\/","title":{"rendered":"\u5982\u4f55\u68c0\u67e5Linux\u7cfb\u7edf\u7684\u7f51\u7edc\u63a5\u53e3\uff1f (linux\u7cfb\u7edf\u7f51\u7edc\u63a5\u53e3\u68c0\u67e5)"},"content":{"rendered":"<p>\u7f51\u7edc\u63a5\u53e3\u662f\u8fde\u63a5Linux\u7cfb\u7edf\u548c\u7f51\u7edc\u7684\u91cd\u8981\u8fde\u63a5\u70b9\uff0c\u5b83\u8d1f\u8d23\u7ba1\u7406\u7f51\u7edc\u901a\u4fe1\u7684\u6570\u636e\u5305\u53d1\u9001\u548c\u63a5\u6536\u3002\u5728Linux\u7cfb\u7edf\u4e2d\uff0c\u5982\u679c\u6211\u4eec\u60f3\u8981\u786e\u4fdd\u7f51\u7edc\u8fde\u63a5\u7a33\u5b9a\u5e76\u4e14\u6b63\u5e38\u5de5\u4f5c\uff0c\u6211\u4eec\u9700\u8981\u80fd\u591f\u68c0\u67e5\u7f51\u7edc\u63a5\u53e3\u662f\u5426\u6b63\u5e38\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u5c06\u4ecb\u7ecd\u5982\u4f55\u68c0\u67e5Linux\u7cfb\u7edf\u7684\u7f51\u7edc\u63a5\u53e3\u662f\u5426\u6b63\u5e38\uff0c\u5e76\u63d0\u4f9b\u4e00\u4e9b\u7528\u4e8e\u89e3\u51b3\u6545\u969c\u7684\u7b80\u5355\u6280\u5de7\u3002<\/p>\n<p>\u68c0\u67e5\u7f51\u7edc\u63a5\u53e3\u72b6\u6001<\/p>\n<p>\u5728Linux\u7cfb\u7edf\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6765\u68c0\u67e5\u7f51\u7edc\u63a5\u53e3\u7684\u5f53\u524d\u72b6\u6001\uff1a<\/p>\n<p>1. ifconfig<\/p>\n<p>ifconfig\u547d\u4ee4\u662fLinux\u6700\u5e38\u7528\u7684\u67e5\u770b\u7f51\u7edc\u63a5\u53e3\u72b6\u6001\u7684\u547d\u4ee4\u4e4b\u4e00\uff0c\u5b83\u53ef\u4ee5\u663e\u793a\u7cfb\u7edf\u4e0a\u6240\u6709\u7f51\u7edc\u63a5\u53e3\u7684\u540d\u79f0\u3001\u72b6\u6001\u3001IP\u5730\u5740\u3001MAC\u5730\u5740\u7b49\u4fe1\u606f\u3002\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6765\u68c0\u67e5\u7f51\u7edc\u63a5\u53e3\u7684\u72b6\u6001\uff1a<\/p>\n<p>$ ifconfig<\/p>\n<p>\u8f93\u51fa\u5c06\u4f1a\u6709\u7c7b\u4f3c\u4e0b\u9762\u7684\u5185\u5bb9:<\/p>\n<p>enp2s0: flags=4163 mtu 1500<\/p>\n<\/p>\n<p>inet 192.168.1.105 netmask 255.255.255.0 broadcast 192.168.1.255<\/p>\n<p>inet6 fe80::4a1b:4aff:fe81:1794 prefixlen 64 scopeid 0x20<\/p>\n<p>ether 48:1b:4a:81:17:94 txqueuelen 1000 (Ethernet)<\/p>\n<p>RX packets 43681460 bytes 44971814898 (44.9 GB)<\/p>\n<p>RX errors 0 dropped 20231 overruns 0 frame 0<\/p>\n<p>TX packets 107733222 bytes 93788223257 (93.7 GB)<\/p>\n<p>TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0<\/p>\n<p>lo: flags=73 mtu 65536<\/p>\n<\/p>\n<p>inet 127.0.0.1 netmask 255.0.0.0<\/p>\n<p>inet6 ::1 prefixlen 128 scopeid 0x10<\/p>\n<p>loop txqueuelen 1000 (Local Loopback)<\/p>\n<p>RX packets 655873 bytes 50939028 (50.9 MB)<\/p>\n<p>RX errors 0 dropped 0 overruns 0 frame 0<\/p>\n<p>TX packets 655873 bytes 50939028 (50.9 MB)<\/p>\n<p>TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0<\/p>\n<p>\u5176\u4e2d\uff0cenp2s0\u662f\u7f51\u5361\u540d\u79f0\uff0cflags=4163\u8868\u793a\u8fd9\u4e2a\u63a5\u53e3\u7684\u72b6\u6001\u4e3aUP\uff08\u8868\u793a\u94fe\u8def\u5df2\u8fde\u63a5\uff09\u3001BROADCAST\uff08\u6709\u5e7f\u64ad\u5730\u5740\uff09\u548cRUNNING\uff08\u5df2\u6fc0\u6d3b\uff09\u3002<\/p>\n<p>2. ip<\/p>\n<p>ip\u547d\u4ee4\u662f\u65b0\u4e00\u4ee3Linux\u7f51\u7edc\u7ba1\u7406\u5de5\u5177iproute2\u7684\u547d\u4ee4\u884c\u63a5\u53e3\uff0c\u5b83\u63d0\u4f9b\u4e86\u66f4\u591a\u5f3a\u5927\u7684\u7f51\u7edc\u7ba1\u7406\u529f\u80fd\u3002\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6765\u68c0\u67e5\u7f51\u7edc\u63a5\u53e3\u7684\u72b6\u6001\uff1a<\/p>\n<p>$ ip addr show<\/p>\n<p>\u5982\u679c\u60a8\u53ea\u60f3\u67e5\u770b\u67d0\u4e2a\u63a5\u53e3\uff08\u4f8b\u5982\uff0ceth0\uff09\u7684\u8be6\u7ec6\u4fe1\u606f\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<p>$ ip addr show eth0<\/p>\n<p>\u68c0\u67e5\u7f51\u5173\u8bbe\u7f6e<\/p>\n<p>\u8def\u7531\u662f\u7f51\u7edc\u8fde\u63a5\u7684\u6838\u5fc3\uff0c\u800c\u7f51\u5173\u662f\u8def\u7531\u5668\u6216\u4ea4\u6362\u673a\u7684IP\u5730\u5740\uff0c\u5b83\u662fLinux\u7cfb\u7edf\u8bbf\u95ee\u4e92\u8054\u7f51\u3001\u672c\u5730\u7f51\u548c\u5176\u4ed6\u7f51\u7edc\u7684\u901a\u9053\u3002\u5728Linux\u7cfb\u7edf\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6765\u68c0\u67e5\u7f51\u5173\u8bbe\u7f6e\uff1a<\/p>\n<p>1. netstat<\/p>\n<p>\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6765\u67e5\u770b\u7cfb\u7edf\u4e2d\u7684\u8def\u7531\u4fe1\u606f\uff1a<\/p>\n<p>$ netstat -rn<\/p>\n<p>\u8f93\u51fa\u5c06\u4f1a\u6709\u7c7b\u4f3c\u4e0b\u9762\u7684\u5185\u5bb9:<\/p>\n<p>Kernel IP routing table<\/p>\n<p>Destination Gateway Genmask Flags MSS Window irtt Iface<\/p>\n<p>0.0.0.0 192.168.1.1 0.0.0.0 UG 0 0 0 enp2s0<\/p>\n<p>169.254.0.0 0.0.0.0 255.255.0.0 U 0 0 0 enp2s0<\/p>\n<p>192.168.1.0 0.0.0.0 255.255.255.0 U 0 0 0 enp2s0<\/p>\n<p>\u5176\u4e2d\uff0c\u4e4b\u4e00\u884c\u5305\u542b\u7f51\u7edc\u8def\u7531\u8868\u7684\u4fe1\u606f\u3002\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u7f51\u5173192.168.1.1\u8fde\u63a5\u52300.0.0.0\uff08\u5373\u8868\u793a\u9ed8\u8ba4\u8def\u7531\uff09\u3002 Flags\u5b57\u6bb5\u8868\u793a\u9ed8\u8ba4\u8def\u7531\uff0c\u5176\u4ed6\u5b57\u6bb5\u5305\u62ec\u76ee\u6807\u3001\u7f51\u5173\u3001\u5b50\u7f51\u63a9\u7801\u3001\u63a5\u53e3\u7b49\u3002<\/p>\n<p>2. ip<\/p>\n<p>\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6765\u67e5\u770b\u8def\u7531\u4fe1\u606f\uff1a<\/p>\n<p>$ ip route show<\/p>\n<p>\u5982\u679c\u60a8\u53ea\u60f3\u67e5\u770b\u67d0\u4e2a\u63a5\u53e3\uff08\u4f8b\u5982\uff0ceth0\uff09\u7684\u8def\u7531\u4fe1\u606f\uff0c\u8bf7\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<p>$ ip route show dev eth0<\/p>\n<p>\u68c0\u67e5\u7f51\u7edc\u8fde\u63a5<\/p>\n<p>\u4e00\u65e6\u6211\u4eec\u786e\u5b9a\u7f51\u7edc\u63a5\u53e3\u548c\u7f51\u5173\u90fd\u662f\u6b63\u5e38\u7684\uff0c\u6211\u4eec\u5c31\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6765\u68c0\u67e5\u662f\u5426\u6709\u7f51\u7edc\u8fde\u63a5\uff1a<\/p>\n<p>1. ping<\/p>\n<p>ping\u547d\u4ee4\u662f\u6d4b\u8bd5\u7f51\u7edc\u662f\u5426\u8fde\u63a5\u7684\u5e38\u7528\u547d\u4ee4\u3002\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6765\u6d4b\u8bd5\u662f\u5426\u6709\u5bf9\u5916\u8fde\u63a5\uff1a<\/p>\n<p>$ ping 8.8.8.8<\/p>\n<p>\u5982\u679c\u60a8\u6536\u5230\u7c7b\u4f3c\u8fd9\u6837\u76846\u4e2a\u56de\u5e94\uff1a<\/p>\n<p>PING 8.8.8.8 (8.8.8.8) 56(84) bytes of data.<\/p>\n<p>64 bytes from 8.8.8.8: icmp_seq=1 ttl=120 time=1.69 ms<\/p>\n<p>64 bytes from 8.8.8.8: icmp_seq=2 ttl=120 time=1.97 ms<\/p>\n<p>64 bytes from 8.8.8.8: icmp_seq=3 ttl=120 time=1.71 ms<\/p>\n<p>64 bytes from 8.8.8.8: icmp_seq=4 ttl=120 time=1.95 ms<\/p>\n<p>64 bytes from 8.8.8.8: icmp_seq=5 ttl=120 time=1.67 ms<\/p>\n<p>\u2014 8.8.8.8 ping statistics \u2014<\/p>\n<p>5 packets tranitted, 5 received, 0% packet loss, time 4009ms<\/p>\n<p>rtt min\/avg\/max\/mdev = 1.670\/1.800\/1.975\/0.130 ms<\/p>\n<p>\u90a3\u4e48\u5c31\u8868\u660e\u60a8\u7684\u7f51\u7edc\u8fde\u63a5\u6b63\u5e38\u3002\u5982\u679c\u60a8\u6ca1\u6709\u6536\u5230\u56de\u5e94\uff0c\u8bf7\u786e\u4fddIP\u5730\u5740\u548c\u7f51\u5173\u5730\u5740\u6b63\u786e\u3002<\/p>\n<p>2. telnet<\/p>\n<p>telnet\u547d\u4ee4\u662f\u7528\u4e8e\u6d4b\u8bd5\u7f51\u7edc\u7aef\u53e3\u662f\u5426\u5f00\u653e\u7684\u5de5\u5177\u3002\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6765\u68c0\u67e5\u670d\u52a1\u5668\u662f\u5426\u8fde\u63a5\uff1a<\/p>\n<p>$ telnet localhost 22<\/p>\n<p>\u5982\u679c\u60a8\u53ef\u4ee5\u8fde\u63a5\u5230\u670d\u52a1\u5668\u7aef\u53e3\uff0c\u5219\u8868\u660e\u6b64\u7aef\u53e3\u5df2\u6210\u529f\u5f00\u653e\u3002<\/p>\n<p><strong>\u76f8\u5173\u95ee\u9898\u62d3\u5c55\u9605\u8bfb\uff1a<\/strong><\/p>\n<ul>\n<li>linux\u67e5\u7f51\u7edc\u901a\u4e0d\u901a\u7684\u547d\u4ee4<\/li>\n<\/ul>\n<h3>linux\u67e5\u7f51\u7edc\u901a\u4e0d\u901a\u7684\u547d\u4ee4<\/h3>\n<p>linux&nbsp;nc\u547d\u4ee4\u67e5\u770b\u7aef\u53e3\u901a\u4e0d\u901a\uff1a\u5f53\u67d0\u4e2a\u670d\u52a1\u4e0d\u80fd\u8bbf\u95ee\uff0c\u9996\u5148\u8981\u67e5\u770b\u670d\u52a1\u7684\u7aef\u53e3\u662f\u5426\u80fd\u591f\u8bbf\u95ee\u3002\u5982\u4f55\u67e5\u770b\u670d\u52a1\u5668\u7684\u7aef\u53e3\u662f\u5426\u5904\u5728\u76d1\u542c\u72b6\u6001\u5146\u6167\uff0c\u5e76\u80fd\u88abclient\u7aef\u8bbf\u95ee\u3002\u670d\u52a1\u5668\u7f51\u7edc\u662f\u5426\u8054\u901a\uff0c\u7aef\u53e3\u6709\u6ca1\u6709ip\u7b56\u7565\u5c01\u5c01\u6389\u3002<\/p>\n<p>nc&nbsp;<\/p>\n<\/p>\n<p>\u53c2\u6570\u8bf4\u660e\uff1a<\/p>\n<p>-g&nbsp;\u8bbe\u7f6e\u8def\u7531\u5668\u8dc3\u7a0b\u901a\u4fe1\u7f51\u5173\uff0c\u6700\u4e22\u54e6\u53ef\u8bbe\u7f6e8\u4e2a\u3002<\/p>\n<p>-G&nbsp;\u8bbe\u7f6e\u6765\u6e90\u8def\u7531\u6307\u5411\u5668\uff0c\u5176\u6570\u503c\u4e3a4\u7684\u500d\u6570\u3002<\/p>\n<p>-h&nbsp;\u5728\u7ebf\u5e2e\u52a9\u3002<\/p>\n<p>-i\u889c\u6e17&nbsp;\u8bbe\u7f6e\u65f6\u95f4\u95f4\u9694\uff0c\u4ee5\u4fbf\u4f20\u9001\u4fe1\u606f\u53ca\u626b\u63cf\u901a\u4fe1\u7aef\u53e3\u3002<\/p>\n<p>-l&nbsp;\u4f7f\u7528\u76d1\u542c\u6a21\u5f0f\uff0c\u7ba1\u63a7\u4f20\u5165\u7684\u8d44\u6599\u3002<\/p>\n<p>-n&nbsp;\u76f4\u63a5\u4f7f\u7528IP\u5730\u5740\uff0c\u800c\u4e0d\u901a\u8fc7\u57df\u540d\u670d\u52a1\u5668\u3002<\/p>\n<p>-o&nbsp;\u6307\u5b9a\u6587\u4ef6\u540d\u79f0\uff0c\u628a\u5f80\u6765\u4f20\u8f93\u7684\u6570\u636e\u4ee516\u8fdb\u5236\u5b57\u7801\u503e\u5012\u6210\u8be5\u6587\u4ef6\u4fdd\u5b58\u3002<\/p>\n<p>-p&nbsp;\u8bbe\u7f6e\u672c\u5730\u4e3b\u673a\u4f7f\u7528\u7684\u901a\u4fe1\u7aef\u53e3\u3002<\/p>\n<p>-r&nbsp;\u4e71\u6570\u6307\u5b9a\u672c\u5730\u4e0e\u8fdc\u7aef\u4e3b\u673a\u7684\u901a\u4fe1\u7aef\u53e3\u3002<\/p>\n<p>-s&nbsp;\u8bbe\u7f6e\u672c\u5730\u4e3b\u673a\u9001\u51fa\u6570\u636e\u5305\u7684IP\u5730\u5740\u3002<\/p>\n<p>-u&nbsp;\u4f7f\u7528UDP\u4f20\u8f93\u534f\u8bae\u3002<\/p>\n<p>-v&nbsp;\u663e\u793a\u6307\u4ee4\u6267\u884c\u8fc7\u7a0b\u3002<\/p>\n<p>-w&nbsp;\u8bbe\u7f6e\u7b49\u5f85\u8fde\u7ebf\u7684\u65f6\u95f4\u3002<\/p>\n<p>-z&nbsp;\u4f7f\u75280\u8f93\u5165\/\u8f93\u51fa\u6a21\u5f0f\uff0c\u53ea\u5728\u626b\u63cf\u901a\u4fe1\u7aef\u53e3\u65f6\u4f7f\u7528\u3002<\/p>\n<p>\u4f7f\u7528\uff1a<\/p>\n<p>#nc&nbsp;-v&nbsp;-z&nbsp;-w&nbsp;2&nbsp;10.0.0.\uff08\u626b\u63cf10.0.0.1&nbsp;\u76841-1000\u7aef\u53e3\uff09<\/p>\n<p>linux\u7cfb\u7edf\u7f51\u7edc\u63a5\u53e3\u68c0\u67e5\u7684\u4ecb\u7ecd\u5c31\u804a\u5230\u8fd9\u91cc\u5427\uff0c\u611f\u8c22\u4f60\u82b1\u65f6\u95f4\u9605\u8bfb\u672c\u7ad9\u5185\u5bb9\uff0c\u66f4\u591a\u5173\u4e8elinux\u7cfb\u7edf\u7f51\u7edc\u63a5\u53e3\u68c0\u67e5,\u5982\u4f55\u68c0\u67e5Linux\u7cfb\u7edf\u7684\u7f51\u7edc\u63a5\u53e3\uff1f,linux\u67e5\u7f51\u7edc\u901a\u4e0d\u901a\u7684\u547d\u4ee4\u7684\u4fe1\u606f\u522b\u5fd8\u4e86\u5728\u672c\u7ad9\u8fdb\u884c\u67e5\u627e\u5594\u3002<\/p>\n<p><a href=\"http:https:\/\/idc.net\/\">\u9999\u6e2f\u670d\u52a1\u5668<\/a>\u9996\u9009\u540e\u6d6a\u4e91\uff0c2H2G\u9996\u670810\u5143\u5f00\u901a\u3002<br \/>\u540e\u6d6a\u4e91\uff08www.IDC.Net\uff09\u63d0\u4f9b\u7b80\u5355\u597d\u7528\uff0c\u4ef7\u683c\u539a\u9053\u7684\u9999\u6e2f\/\u7f8e\u56fd\u4e91\u670d\u52a1\u5668\u548c\u72ec\u7acb\u670d\u52a1\u5668\u3002IDC+ISP+ICP\u8d44\u8d28\u3002ARIN\u548cAPNIC\u4f1a\u5458\u3002\u6210\u719f\u6280\u672f\u56e2\u961f15\u5e74\u884c\u4e1a\u7ecf\u9a8c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7f51\u7edc\u63a5\u53e3\u662f\u8fde\u63a5Linux\u7cfb\u7edf\u548c\u7f51\u7edc\u7684\u91cd\u8981\u8fde\u63a5\u70b9\uff0c\u5b83\u8d1f\u8d23\u7ba1\u7406\u7f51\u7edc\u901a\u4fe1\u7684\u6570\u636e\u5305\u53d1\u9001\u548c\u63a5\u6536\u3002\u5728Linux\u7cfb\u7edf\u4e2d\uff0c\u5982\u679c [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[34],"tags":[],"class_list":["post-124911","post","type-post","status-publish","format-standard","hentry","category-linux"],"_links":{"self":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/124911","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/comments?post=124911"}],"version-history":[{"count":0,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/124911\/revisions"}],"wp:attachment":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media?parent=124911"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/categories?post=124911"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/tags?post=124911"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}