{"id":969,"date":"2023-06-06T09:10:27","date_gmt":"2023-06-06T01:10:27","guid":{"rendered":"http:\/\/xinyixx.com\/?p=969"},"modified":"2023-06-06T09:11:41","modified_gmt":"2023-06-06T01:11:41","slug":"hcie3","status":"publish","type":"post","link":"https:\/\/www.xinyixx.com\/index.php\/2023\/06\/06\/hcie3\/","title":{"rendered":"HCIE\u5b66\u4e60\u4e4b\u8def3\uff1aACL\u5b9e\u9a8c"},"content":{"rendered":"<p class=\"wp-block-paragraph\" id=\"ZH-CN_TOPIC_0175697713__zh-cn_topic_0175690766_p56192861\">\u968f\u7740\u7f51\u7edc\u7684\u98de\u901f\u53d1\u5c55\uff0c\u7f51\u7edc\u5b89\u5168\u548c\u7f51\u7edc\u670d\u52a1\u8d28\u91cfQoS\uff08Quality of Service\uff09\u95ee\u9898\u65e5\u76ca\u7a81\u51fa\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\" id=\"ZH-CN_TOPIC_0175697713__zh-cn_topic_0175690766_ul35973707\">\n<li>\u4f01\u4e1a\u91cd\u8981\u670d\u52a1\u5668\u8d44\u6e90\u88ab\u968f\u610f\u8bbf\u95ee\uff0c\u4f01\u4e1a\u673a\u5bc6\u4fe1\u606f\u5bb9\u6613\u6cc4\u9732\uff0c\u9020\u6210\u5b89\u5168\u9690\u60a3\u3002<\/li>\n\n\n\n<li>Internet\u75c5\u6bd2\u8086\u610f\u4fb5\u7565\u4f01\u4e1a\u5185\u7f51\uff0c\u5185\u7f51\u73af\u5883\u7684\u5b89\u5168\u6027\u582a\u5fe7\u3002<\/li>\n\n\n\n<li>\u7f51\u7edc\u5e26\u5bbd\u88ab\u5404\u7c7b\u4e1a\u52a1\u968f\u610f\u6324\u5360\uff0c\u670d\u52a1\u8d28\u91cf\u8981\u6c42\u6700\u9ad8\u7684\u8bed\u97f3\u3001\u89c6\u9891\u4e1a\u52a1\u7684\u5e26\u5bbd\u5f97\u4e0d\u5230\u4fdd\u969c\uff0c\u9020\u6210\u7528\u6237\u4f53\u9a8c\u5dee\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"ZH-CN_TOPIC_0175697713__zh-cn_topic_0175690766_p1620129\">\u4ee5\u4e0a\u79cd\u79cd\u95ee\u9898\uff0c\u90fd\u5bf9\u6b63\u5e38\u7684\u7f51\u7edc\u901a\u4fe1\u9020\u6210\u4e86\u5f88\u5927\u7684\u5f71\u54cd\u3002\u56e0\u6b64\uff0c\u63d0\u9ad8\u7f51\u7edc\u5b89\u5168\u6027\u670d\u52a1\u8d28\u91cf\u8feb\u5728\u7709\u776b\u3002ACL\u5c31\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\u5e94\u8fd0\u800c\u751f\u4e86\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"ZH-CN_TOPIC_0175697713__zh-cn_topic_0175690766_p14581168\">ACL\u662fAccess Control List\u7684\u7f29\u5199\uff0c\u7528\u4e8e\u63a7\u5236\u7f51\u7edc\u8bbe\u5907\uff08\u5982\u8def\u7531\u5668\u3001\u4ea4\u6362\u673a\uff09\u6216\u64cd\u4f5c\u7cfb\u7edf\uff08\u5982Windows\u3001Linux\uff09\u4e0a\u7684\u7528\u6237\u6216\u8fdb\u7a0b\u5bf9\u8d44\u6e90\uff08\u5982\u6587\u4ef6\u3001\u6587\u4ef6\u5939\u3001\u7aef\u53e3\uff09\u7684\u8bbf\u95ee\u6743\u9650\u3002\u901a\u8fc7ACL\u53ef\u4ee5\u5b9e\u73b0\u5bf9\u7f51\u7edc\u4e2d\u62a5\u6587\u6d41\u7684\u7cbe\u786e\u8bc6\u522b\u548c\u63a7\u5236\uff0c\u8fbe\u5230\u63a7\u5236\u7f51\u7edc\u8bbf\u95ee\u884c\u4e3a\u3001\u9632\u6b62\u7f51\u7edc\u653b\u51fb\u548c\u63d0\u9ad8\u7f51\u7edc\u5e26\u5bbd\u5229\u7528\u7387\u7684\u76ee\u7684\uff0c\u4ece\u800c\u5207\u5b9e\u4fdd\u969c\u7f51\u7edc\u73af\u5883\u7684\u5b89\u5168\u6027\u548c\u7f51\u7edc\u670d\u52a1\u8d28\u91cf\u7684\u53ef\u9760\u6027\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u770b\u4e00\u4e2a\u5177\u4f53\u5b9e\u4f8b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><noscript><img decoding=\"async\" width=\"624\" height=\"285\" src=\"http:\/\/xinyixx.com\/wp-content\/uploads\/2023\/06\/image-7.png\" alt class=\"wp-image-970\" srcset=\"https:\/\/www.xinyixx.com\/wp-content\/uploads\/2023\/06\/image-7.png 624w, https:\/\/www.xinyixx.com\/wp-content\/uploads\/2023\/06\/image-7-300x137.png 300w\" sizes=\"(max-width: 624px) 100vw, 624px\"><\/noscript><img decoding=\"async\" width=\"624\" height=\"285\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%20624%20285%22%3E%3C%2Fsvg%3E\" alt class=\"wp-image-970 lazyload\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%20624%20285%22%3E%3C%2Fsvg%3E 624w\" sizes=\"(max-width: 624px) 100vw, 624px\" data-srcset=\"https:\/\/www.xinyixx.com\/wp-content\/uploads\/2023\/06\/image-7.png 624w, https:\/\/www.xinyixx.com\/wp-content\/uploads\/2023\/06\/image-7-300x137.png 300w\" data-src=\"http:\/\/xinyixx.com\/wp-content\/uploads\/2023\/06\/image-7.png\"><\/figure>\n\n\n\n<ul class=\"wp-block-list\" id=\"ZH-CN_TOPIC_0175697713__zh-cn_topic_0175690766_ul66243540\">\n<li>\u67d0\u4f01\u4e1a\u4e3a\u4fdd\u8bc1\u8d22\u52a1\u6570\u636e\u5b89\u5168\uff0c\u7981\u6b62\u7814\u53d1\u90e8\u95e8\u8bbf\u95ee\u8d22\u52a1\u670d\u52a1\u5668\uff0c\u4f46\u603b\u88c1\u529e\u516c\u5ba4\u4e0d\u53d7\u9650\u5236\u3002\u5b9e\u73b0\u65b9\u5f0f\uff1a\u5728Interface 1\u7684\u5165\u65b9\u5411\u4e0a\u90e8\u7f72ACL\uff0c\u7981\u6b62\u7814\u53d1\u90e8\u95e8\u8bbf\u95ee\u8d22\u52a1\u670d\u52a1\u5668\u7684\u62a5\u6587\u901a\u8fc7\u3002Interface 2\u4e0a\u65e0\u9700\u90e8\u7f72ACL\uff0c\u603b\u88c1\u529e\u516c\u5ba4\u8bbf\u95ee\u8d22\u52a1\u670d\u52a1\u5668\u7684\u62a5\u6587\u9ed8\u8ba4\u5141\u8bb8\u901a\u8fc7\u3002<\/li>\n\n\n\n<li>\u4fdd\u62a4\u4f01\u4e1a\u5185\u7f51\u73af\u5883\u5b89\u5168\uff0c\u9632\u6b62Internet\u75c5\u6bd2\u5165\u4fb5\u3002\u5b9e\u73b0\u65b9\u5f0f\uff1a\u5728Interface 3\u7684\u5165\u65b9\u5411\u4e0a\u90e8\u7f72ACL\uff0c\u5c06\u75c5\u6bd2\u7ecf\u5e38\u4f7f\u7528\u7684\u7aef\u53e3\u4e88\u4ee5\u5c01\u5835\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>ACL\u7f16\u53f7<\/strong>\uff1a\u7528\u4e8e\u6807\u8bc6ACL\uff0c\u8868\u660e\u8be5ACL\u662f\u6570\u5b57\u578bACL\u3002\u6839\u636eACL\u89c4\u5219\u529f\u80fd\u7684\u4e0d\u540c\uff0cACL\u88ab\u5212\u5206\u4e3a\u57fa\u672cACL\u3001\u9ad8\u7ea7ACL\u3001\u4e8c\u5c42ACL\u548c\u7528\u6237ACL\u8fd9\u51e0\u79cd\u7c7b\u578b\uff0c\u6bcf\u7c7bACL\u7f16\u53f7\u7684\u53d6\u503c\u8303\u56f4\u4e0d\u540c\u3002\u9664\u4e86\u53ef\u4ee5\u901a\u8fc7ACL\u7f16\u53f7\u6807\u8bc6ACL\uff0c\u8bbe\u5907\u8fd8\u652f\u6301\u901a\u8fc7\u540d\u79f0\u6765\u6807\u8bc6ACL\uff0c\u5c31\u50cf\u7528\u57df\u540d\u4ee3\u66ffIP\u5730\u5740\u4e00\u6837\uff0c\u66f4\u52a0\u65b9\u4fbf\u8bb0\u5fc6\u3002\u8fd9\u79cdACL\uff0c\u79f0\u4e3a\u547d\u540d\u578bACL\u3002\u547d\u540d\u578bACL\u5b9e\u9645\u4e0a\u662f\u201c\u540d\u5b57+\u6570\u5b57\u201d\u7684\u5f62\u5f0f\uff0c\u53ef\u4ee5\u5728\u5b9a\u4e49\u547d\u540d\u578bACL\u65f6\u540c\u65f6\u6307\u5b9aACL\u7f16\u53f7\u3002\u5982\u679c\u4e0d\u6307\u5b9a\u7f16\u53f7\uff0c\u5219\u7531\u7cfb\u7edf\u81ea\u52a8\u5206\u914d\u3002\u4f8b\u5982\uff0c\u4e0b\u9762\u5c31\u662f\u4e00\u4e2a\u65e2\u6709\u540d\u5b57\u201cdeny-telnet-login\u201d\u53c8\u6709\u7f16\u53f7\u201c3998\u201d\u7684ACL\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>acl name deny-telnet-login 3998 <\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>rule 0 deny tcp source 10.152.0.0 0.0.63.255 destination 10.64.0.97 0 destination-port eq telnet <\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>rule 5 deny tcp source 10.242.128.0 0.0.127.255 destination 10.64.0.97 0 destination-port eq telnet <\/code><\/p>\n\n\n\n<ul class=\"wp-block-list\" id=\"ZH-CN_TOPIC_0172957958__zh-cn_topic_0167682617_ul45734414\">\n<li><strong>\u89c4\u5219<\/strong>\uff1a\u5373\u63cf\u8ff0\u62a5\u6587\u5339\u914d\u6761\u4ef6\u7684\u5224\u65ad\u8bed\u53e5\u3002\n<ul class=\"wp-block-list\">\n<li><strong>\u89c4\u5219\u7f16\u53f7<\/strong>\uff1a\u7528\u4e8e\u6807\u8bc6ACL\u89c4\u5219\u3002\u53ef\u4ee5\u81ea\u884c\u914d\u7f6e\u89c4\u5219\u7f16\u53f7\uff0c\u4e5f\u53ef\u4ee5\u7531\u7cfb\u7edf\u81ea\u52a8\u5206\u914d\u3002ACL\u89c4\u5219\u7684\u7f16\u53f7\u8303\u56f4\u662f0\uff5e4294967294\uff0c\u6240\u6709\u89c4\u5219\u5747\u6309\u7167\u89c4\u5219\u7f16\u53f7\u4ece\u5c0f\u5230\u5927\u8fdb\u884c\u6392\u5e8f\u3002\u6240\u4ee5\uff0c<a href=\"https:\/\/support.huawei.com\/enterprise\/zh\/doc\/EDOC1100086646#zh-cn_topic_0167682617_fig_dc_cfg_acl_100401\">\u56fe1-2<\/a>\u4e2d\u7684rule 5\u6392\u5728\u9996\u4f4d\uff0c\u800c\u89c4\u5219\u7f16\u53f7\u6700\u5927\u7684rule 4294967294\u6392\u5728\u672b\u4f4d\u3002\u7cfb\u7edf\u6309\u7167\u89c4\u5219\u7f16\u53f7\u4ece\u5c0f\u5230\u5927\u7684\u987a\u5e8f\uff0c\u5c06\u89c4\u5219\u4f9d\u6b21\u4e0e\u62a5\u6587\u5339\u914d\uff0c\u4e00\u65e6\u5339\u914d\u4e0a\u4e00\u6761\u89c4\u5219\u5373\u505c\u6b62\u5339\u914d\u3002<\/li>\n\n\n\n<li><strong>\u52a8\u4f5c<\/strong>\uff1a\u5305\u62ecpermit\/deny\u4e24\u79cd\u52a8\u4f5c\uff0c\u8868\u793a\u5141\u8bb8\/\u62d2\u7edd\u3002<\/li>\n\n\n\n<li><strong>\u5339\u914d\u9879<\/strong>\uff1aACL\u5b9a\u4e49\u4e86\u6781\u5176\u4e30\u5bcc\u7684\u5339\u914d\u9879\u3002\u9664\u4e86\u6e90\u5730\u5740\u548c\u751f\u6548\u65f6\u95f4\u6bb5\uff0cACL\u8fd8\u652f\u6301\u5f88\u591a\u5176\u4ed6\u89c4\u5219\u5339\u914d\u9879\u3002\u4f8b\u5982\uff0c\u4e8c\u5c42\u4ee5\u592a\u7f51\u5e27\u5934\u4fe1\u606f\uff08\u5982\u6e90MAC\u3001\u76ee\u7684MAC\u3001\u4ee5\u592a\u5e27\u534f\u8bae\u7c7b\u578b\uff09\u3001\u4e09\u5c42\u62a5\u6587\u4fe1\u606f\uff08\u5982\u76ee\u7684\u5730\u5740\u3001\u534f\u8bae\u7c7b\u578b\uff09\u4ee5\u53ca\u56db\u5c42\u62a5\u6587\u4fe1\u606f\uff08\u5982TCP\/UDP\u7aef\u53e3\u53f7\uff09\u7b49\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">ACL\u5b9e\u9a8c\u62d3\u6251\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><noscript><img decoding=\"async\" src=\"http:\/\/xinyixx.com\/wp-content\/uploads\/2023\/06\/image-8.png\" alt class=\"wp-image-971\" width=\"842\" height=\"483\" srcset=\"https:\/\/www.xinyixx.com\/wp-content\/uploads\/2023\/06\/image-8.png 842w, https:\/\/www.xinyixx.com\/wp-content\/uploads\/2023\/06\/image-8-300x172.png 300w, https:\/\/www.xinyixx.com\/wp-content\/uploads\/2023\/06\/image-8-768x441.png 768w\" sizes=\"(max-width: 842px) 100vw, 842px\"><\/noscript><img decoding=\"async\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%20842%20483%22%3E%3C%2Fsvg%3E\" alt class=\"wp-image-971 lazyload\" width=\"842\" height=\"483\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%20842%20483%22%3E%3C%2Fsvg%3E 842w\" sizes=\"(max-width: 842px) 100vw, 842px\" data-srcset=\"https:\/\/www.xinyixx.com\/wp-content\/uploads\/2023\/06\/image-8.png 842w, https:\/\/www.xinyixx.com\/wp-content\/uploads\/2023\/06\/image-8-300x172.png 300w, https:\/\/www.xinyixx.com\/wp-content\/uploads\/2023\/06\/image-8-768x441.png 768w\" data-src=\"http:\/\/xinyixx.com\/wp-content\/uploads\/2023\/06\/image-8.png\"><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">SW3\u7684\u914d\u7f6e\u4fe1\u606f\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>system<br>sysname sw3<br>#<br>vlan batch 10 20 30 100<br>#<br>acl number 3002<br>rule 5 deny ip source 192.168.20.0 0.0.0.255 destination 192.168.100.0 0.0.0.25<br>5 time-range workday<br>acl number 3003<br>rule 5 deny ip source 192.168.30.0 0.0.0.255 destination 192.168.100.0 0.0.0.25<br>5 time-range workday<br>#<br>traffic classifier c-market operator and<br>if-match acl 3002<br>traffic classifier c-rd operator and<br>if-match acl 3003<br>#<br>traffic behavior b-market<br>deny<br>traffic behavior b-rd<br>deny<br>#<br>traffic policy p-market<br>classifier c-market behavior b-market<br>traffic policy p-rd<br>classifier c-rd behavior b-rd<br>#<br>interface Vlanif10<br>ip address 192.168.10.1 255.255.255.0<br>#<br>interface Vlanif20<br>ip address 192.168.20.1 255.255.255.0<br>#<br>interface Vlanif30<br>ip address 192.168.30.1 255.255.255.0<br>#<br>interface Vlanif100<br>ip address 192.168.100.1 255.255.255.0<br>#<br>interface GigabitEthernet0\/0\/1<br>port link-type access<br>port default vlan 10<br>#<br>interface GigabitEthernet0\/0\/2<br>port link-type access<br>port default vlan 20<br>traffic-policy p-rd inbound<br>#<br>interface GigabitEthernet0\/0\/3<br>port link-type access<br>port default vlan 30<br>traffic-policy p-market inbound<br>#<br>interface GigabitEthernet0\/0\/4<br>port link-type access<br>port default vlan 100<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8be5\u4ea4\u6362\u673a\u7684\u914d\u7f6e\u5b9a\u4e49\u4e86VLAN\u3001ACL\u3001Traffic Policy\u7b49\u5185\u5bb9\u3002\u4ea4\u6362\u673a\u7684\u7aef\u53e3\u914d\u7f6e\u5982\u4e0b\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7aef\u53e3GigabitEthernet0\/0\/1\u5c5e\u4e8eVLAN10\uff1b<\/li>\n\n\n\n<li>\u7aef\u53e3GigabitEthernet0\/0\/2\u5c5e\u4e8eVLAN20\uff0c\u5e76\u5e94\u7528\u4e86\u540d\u4e3ap-rd\u7684Traffic Policy\uff1b<\/li>\n\n\n\n<li>\u7aef\u53e3GigabitEthernet0\/0\/3\u5c5e\u4e8eVLAN30\uff0c\u5e76\u5e94\u7528\u4e86\u540d\u4e3ap-market\u7684Traffic Policy\uff1b<\/li>\n\n\n\n<li>\u7aef\u53e3GigabitEthernet0\/0\/4\u5c5e\u4e8eVLAN100\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u5176\u4e2d\uff0cTraffic Policy p-rd\u548cp-market\u5206\u522b\u5e94\u7528\u4e86\u540d\u4e3ac-rd\u548cc-market\u7684Traffic Classifier\uff0c\u8fd9\u4e9bTraffic Classifier\u53c8\u5206\u522b\u5e94\u7528\u4e86\u540d\u4e3aacl 3003\u548cacl 3002\u7684ACL\u3002ACL 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