\u597d\u7684\uff0c\u6211\u5c06\u8be6\u7ec6\u9610\u8ff0\u4e09\u5c42\u4ea4\u6362\u673a\u5b9e\u73b0VLAN\u95f4\u901a\u4fe1\u7684\u8fc7\u7a0b\uff0c\u5305\u62ec\u5355\u81c2\u8def\u7531\u548c\u4e09\u5c42\u4ea4\u6362\u673a\u4e24\u79cd\u65b9\u6cd5\u3002<\/p>\n
### \u4e09\u5c42\u4ea4\u6362\u673a\u5b9e\u73b0VLAN\u95f4\u901a\u4fe1<\/p>\n
#### VLAN\u95f4\u901a\u4fe1\u7684\u57fa\u672c\u6982\u5ff5
\n– **VLAN\u9694\u79bb\u6027**\uff1a\u4e00\u4e2aVLAN\u7684\u5355\u64ad\u3001\u7ec4\u64ad\u3001\u5e7f\u64ad\u4e0d\u4f1a\u8fdb\u5165\u53e6\u4e00\u4e2aVLAN\uff0c\u56e0\u6b64\u4e0d\u540cVLAN\u4e4b\u95f4\u7684\u901a\u4fe1\u9700\u8981\u501f\u52a9\u4e8e\u4e09\u5c42\u7684\u8def\u7531\u529f\u80fd\u6765\u5b9e\u73b0.
\n– **\u4e09\u5c42\u4ea4\u6362\u673a\u529f\u80fd**\uff1a\u4e09\u5c42\u4ea4\u6362\u673a\u662f\u4e8c\u5c42\u4ea4\u6362\u673a\u4e0e\u4e09\u5c42\u529f\u80fd\u7684\u4e00\u4e2a\u6709\u673a\u7ed3\u5408\uff0c\u4f7f\u4ea4\u6362\u673a\u65e2\u5177\u6709\u4ea4\u6362\u529f\u80fd\u53c8\u5177\u6709\u8def\u7531\u529f\u80fd.
\n– \u540c\u4e00\u4e2aVLAN\u7684\u8ba1\u7b97\u673a\u4e4b\u95f4\u901a\u4fe1\u53ea\u9700\u8981\u67e5\u627eMAC\u5730\u5740\u8f6c\u53d1\u8868\uff0c\u5b8c\u6210\u6570\u636e\u5e27\u4ea4\u6362\uff0c\u4ece\u4e00\u4e2a\u7aef\u53e3\u4ea4\u6362\u5230\u53e6\u4e00\u4e2a\u7aef\u53e3.
\n– \u4e0d\u540cVLAN\u95f4\u8ba1\u7b97\u673a\u901a\u4fe1\u65f6\uff0c\u53bb\u5f80\u5176\u4ed6VLAN\u7684\u6570\u636e\u5e27\u4f1a\u9001\u7ed9\u4e09\u5c42\u4ea4\u6362\u673a\u7684\u865a\u62df\u63a5\u53e3\u63a5\u6536\uff0c\u518d\u4ea4\u7ed9\u7f51\u7edc\u5c42\u9009\u62e9\u51fa\u53bb\u7684\u8def\u5f84\uff0c\u4ece\u5176\u4ed6\u865a\u62df\u63a5\u53e3\u53bb\u5f80\u5176\u4ed6VLAN.
\n– \u6bcf\u4e2a\u865a\u62df\u63a5\u53e3\u8fde\u63a5\u4e00\u4e2aVLAN.<\/p>\n
### \u4e09\u5c42\u4ea4\u6362\u673a\u5b9e\u73b0VLAN\u95f4\u8def\u7531\u6b65\u9aa4<\/p>\n
#### 1. \u5c06\u4e09\u5c42\u4ea4\u6362\u673a\u7684\u7aef\u53e3\u5206\u522b\u52a0\u5165VLAN
\n– \u4f8b\u5982\uff0c\u5c06\u4e09\u5c42\u4ea4\u6362\u673a\u7684\u4e09\u4e2a\u7aef\u53e3\u5206\u522b\u52a0\u5165\u4e09\u4e2aVLAN.
\n– \u5047\u8bbe\u7aef\u53e3GigabitEthernet0\/1\u52a0\u5165VLAN 1\uff0cGigabitEthernet0\/2\u52a0\u5165VLAN 10\uff0cGigabitEthernet0\/3\u52a0\u5165VLAN 20.
\n– \u914d\u7f6e\u547d\u4ee4\u5982\u4e0b\uff1a
\n“`
\ninterface GigabitEthernet0\/1
\nswitchport mode access
\nswitchport access vlan 1
\ninterface GigabitEthernet0\/2
\nswitchport mode access
\nswitchport access vlan 10
\ninterface GigabitEthernet0\/3
\nswitchport mode access
\nswitchport access vlan 20
\n“`<\/p>\n
#### 2. \u4e3a\u4e09\u5c42\u4ea4\u6362\u673a\u521b\u5efa\u865a\u62df\u63a5\u53e3\u5e76\u914d\u7f6e\u5bf9\u5e94VLAN\u7684IP\u5730\u5740
\n– \u6709\u51e0\u4e2aVLAN\u5c31\u521b\u5efa\u51e0\u4e2a\u865a\u62df\u63a5\u53e3.
\n– \u4f8b\u5982\uff1a
\n“`
\ninterface vlan 1
\nip address 192.168.1.1 255.255.255.0
\nno shutdown
\ninterface vlan 10
\nip address 192.168.10.1 255.255.255.0
\nno shutdown
\ninterface vlan 20
\nip address 192.168.20.1 255.255.255.0
\nno shutdown
\n“`
\n– \u8fd9\u4e9b\u865a\u62df\u63a5\u53e3\uff08SVI\uff09\u7528\u4e8e\u5728\u4e0d\u540cVLAN\u95f4\u8fdb\u884c\u8def\u7531.<\/p>\n
#### 3. \u5728\u5168\u5c40\u914d\u7f6e\u6a21\u5f0f\u4e0b\u5f00\u542f\u8def\u7531\u529f\u80fd
\n– \u4f7f\u7528\u547d\u4ee4 `ip routing` \u5f00\u542f\u8def\u7531\u529f\u80fd.
\n– \u914d\u7f6e\u547d\u4ee4\u5982\u4e0b\uff1a
\n“`
\nip routing
\n“`
\n– \u8fd9\u6837\uff0c\u4e09\u5c42\u4ea4\u6362\u673a\u5c31\u53ef\u4ee5\u5728\u4e0d\u540cVLAN\u95f4\u8fdb\u884c\u8def\u7531\u4e86.<\/p>\n
#### 4. \u67e5\u770b\u8def\u7531\u8868
\n– \u4f7f\u7528\u547d\u4ee4 `show ip route` \u67e5\u770b\u8def\u7531\u8868\uff0c\u53ef\u4ee5\u770b\u5230\u4e09\u6761\u8def\u7531.
\n– \u4f8b\u5982\uff1a
\n“`
\nGateway of last resort is not set
\nC 192.168.1.0\/24 is directly connected, Vlan1
\nC 192.168.10.0\/24 is directly connected, Vlan10
\nC 192.168.20.0\/24 is directly connected, Vlan20
\n“`
\n– \u8fd9\u4e9b\u8def\u7531\u4fe1\u606f\u8868\u660e\u4e09\u5c42\u4ea4\u6362\u673a\u5df2\u7ecf\u6b63\u786e\u5730\u4e3a\u6bcf\u4e2aVLAN\u521b\u5efa\u4e86\u8def\u7531.<\/p>\n
#### 5. \u8bbf\u95ee\u6210\u529f
\n– \u4e0d\u540cVLAN\u4e4b\u95f4\u7684\u8bbe\u5907\u53ef\u4ee5\u901a\u8fc7\u4e09\u5c42\u4ea4\u6362\u673a\u5b9e\u73b0\u901a\u4fe1.
\n– \u4f8b\u5982\uff0cVLAN 1\u4e2d\u7684\u8bbe\u5907\u53ef\u4ee5\u8bbf\u95eeVLAN 10\u4e2d\u7684\u8bbe\u5907\uff0c\u53cd\u4e4b\u4ea6\u7136.<\/p>\n
### \u5355\u81c2\u8def\u7531<\/p>\n
#### \u5355\u81c2\u8def\u7531\u7684\u57fa\u672c\u6982\u5ff5
\n– **\u5355\u81c2\u8def\u7531**\uff1a\u4f7f\u7528\u4e00\u53f0\u8def\u7531\u5668\u6765\u5b9e\u73b0\u4e0d\u540cVLAN\u95f4\u7684\u901a\u4fe1\uff0c\u4f46\u6240\u6709VLAN\u7684\u6d41\u91cf\u90fd\u901a\u8fc7\u4e00\u4e2a\u7269\u7406\u63a5\u53e3\uff08\u901a\u5e38\u662f\u8def\u7531\u5668\u7684\u4e00\u4e2a\u7aef\u53e3\uff09.
\n– **\u914d\u7f6e\u8981\u70b9**\uff1a
\n– \u8def\u7531\u5668\u7684\u7269\u7406\u63a5\u53e3\u9700\u8981\u914d\u7f6e\u4e3aTrunk\u6a21\u5f0f\uff0c\u5e76\u5c01\u88c5802.1Q\u534f\u8bae.
\n– \u4e3a\u6bcf\u4e2aVLAN\u521b\u5efa\u4e00\u4e2a\u5b50\u63a5\u53e3\uff0c\u5e76\u914d\u7f6e\u76f8\u5e94\u7684IP\u5730\u5740.<\/p>\n
#### \u5355\u81c2\u8def\u7531\u914d\u7f6e\u6b65\u9aa4<\/p>\n
#### 1. \u914d\u7f6e\u4e8c\u5c42\u4ea4\u6362\u673a
\n– \u5c06\u4e8c\u5c42\u4ea4\u6362\u673a\u7684\u7aef\u53e3\u5206\u522b\u52a0\u5165\u4e0d\u540c\u7684VLAN.
\n– \u4f8b\u5982\uff1a
\n“`
\ninterface FastEthernet0\/1
\nswitchport mode access
\nswitchport access vlan 1
\ninterface FastEthernet0\/2
\nswitchport mode access
\nswitchport access vlan 10
\ninterface FastEthernet0\/3
\nswitchport mode access
\nswitchport access vlan 20
\n“`
\n– \u5c06\u8fde\u63a5\u5230\u8def\u7531\u5668\u7684\u7aef\u53e3\u914d\u7f6e\u4e3aTrunk\u6a21\u5f0f.
\n– \u4f8b\u5982\uff1a
\n“`
\ninterface FastEthernet0\/4
\nswitchport mode trunk
\n“`<\/p>\n
#### 2. \u914d\u7f6e\u8def\u7531\u5668
\n– \u5c06\u8def\u7531\u5668\u7684\u7269\u7406\u63a5\u53e3\u914d\u7f6e\u4e3aTrunk\u6a21\u5f0f\uff0c\u5e76\u5c01\u88c5802.1Q\u534f\u8bae.
\n– \u4f8b\u5982\uff1a
\n“`
\ninterface GigabitEthernet0\/0
\nno shutdown
\nencapsulation dot1Q 1 native
\n“`
\n– \u4e3a\u6bcf\u4e2aVLAN\u521b\u5efa\u4e00\u4e2a\u5b50\u63a5\u53e3\uff0c\u5e76\u914d\u7f6e\u76f8\u5e94\u7684IP\u5730\u5740.
\n– \u4f8b\u5982\uff1a
\n“`
\ninterface GigabitEthernet0\/0.1
\nencapsulation dot1Q 1 native
\nip address 192.168.1.1 255.255.255.0
\ninterface GigabitEthernet0\/0.10
\nencapsulation dot1Q 10
\nip address 192.168.10.1 255.255.255.0
\ninterface GigabitEthernet0\/0.20
\nencapsulation dot1Q 20
\nip address 192.168.20.1 255.255.255.0
\n“`<\/p>\n
#### 3. \u914d\u7f6e\u8def\u7531
\n– \u5728\u8def\u7531\u5668\u4e0a\u914d\u7f6e\u8def\u7531\u534f\u8bae\u6216\u9759\u6001\u8def\u7531\uff0c\u4ee5\u5b9e\u73b0\u4e0d\u540cVLAN\u95f4\u7684\u901a\u4fe1.
\n– \u4f8b\u5982\uff0c\u4f7f\u7528\u9759\u6001\u8def\u7531\uff1a
\n“`
\nip route 0.0.0.0 0.0.0.0 GigabitEthernet0\/0
\n“`<\/p>\n
### \u6ce8\u610f\u4e8b\u9879<\/p>\n
#### \u5355\u4e09\u5c42\u4ea4\u6362\u673aVLAN\u95f4\u901a\u4fe1\u6ce8\u610f\u4e8b\u9879
\n– **\u542f\u52a8\u8def\u7531\u529f\u80fd**\uff1a\u4e0d\u8981\u5fd8\u8bb0\u5728\u5168\u5c40\u914d\u7f6e\u6a21\u5f0f\u4e0b\u4f7f\u7528\u547d\u4ee4 `ip routing` \u542f\u52a8\u8def\u7531\u529f\u80fd.
\n– **\u865a\u62df\u63a5\u53e3\u6fc0\u6d3b**\uff1a
\n– \u53ea\u6709 `int vlan 1` \u9700\u8981\u6fc0\u6d3b\uff0c\u4e5f\u53ea\u6709\u5728VLAN 1\u91cc\u6709\u63a5\u53e3\u8fde\u63a5\u4e86\u8ba1\u7b97\u673a\uff0c\u6fc0\u6d3b\u540e\u865a\u62df\u63a5\u53e3 `int vlan 1` \u624d\u4f1a\u201cup\u201d.
\n– \u5176\u4ed6\u865a\u62df\u63a5\u53e3\u4e0d\u9700\u8981\u6fc0\u6d3b\uff0c\u521b\u5efa\u540e\u81ea\u52a8\u6fc0\u6d3b.<\/p>\n
#### \u975e\u4e09\u5c42\u4ea4\u6362\u673aVLAN\u95f4\u901a\u4fe1\u6ce8\u610f\u4e8b\u9879
\n– **\u4e8c\u5c42\u4ea4\u6362\u673a\u914d\u7f6e**\uff1a\u786e\u4fdd\u4e8c\u5c42\u4ea4\u6362\u673a\u7684\u7aef\u53e3\u6b63\u786e\u914d\u7f6e\u5230\u76f8\u5e94\u7684VLAN.
\n– **\u4e09\u5c42\u4ea4\u6362\u673a\u914d\u7f6e**\uff1a\u5728\u4e09\u5c42\u4ea4\u6362\u673a\u4e0a\u521b\u5efa\u76f8\u5e94\u7684VLAN\uff0c\u5373\u4f7f\u8fd9\u4e9bVLAN\u6ca1\u6709\u63a5\u53e3\u6210\u5458.
\n– **\u4ea4\u6362\u673a\u4e4b\u95f4\u8fde\u63a5**\uff1a\u4ea4\u6362\u673a\u4e4b\u95f4\u8981\u4f7f\u7528TRUNK\u94fe\u8def\uff0c\u4ee5\u5141\u8bb8\u4e0d\u540cVLAN\u7684\u6d41\u91cf\u901a\u8fc7.
\n– **Trunk\u63a5\u53e3\u914d\u7f6e**\uff1a\u4e09\u5c42\u4ea4\u6362\u673a\u7684\u63a5\u53e3\u8bbe\u7f6e\u4e3aTrunk\u65f6\uff0c\u9700\u8981\u5148\u5c01\u88c5802.1Q\u534f\u8bae\uff0c\u5426\u5219\u4e0d\u80fd\u5c06\u63a5\u53e3\u8bbe\u7f6e\u4e3aTrunk.<\/p>\n","protected":false},"excerpt":{"rendered":"
\u597d\u7684\uff0c\u6211\u5c06\u8be6\u7ec6\u9610\u8ff0\u4e09\u5c42\u4ea4\u6362\u673a\u5b9e\u73b0VLAN…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[68],"tags":[],"class_list":["post-12955","post","type-post","status-publish","format-standard","hentry","category-zzjy"],"_links":{"self":[{"href":"https:\/\/www.aiersheng.cc\/index.php?rest_route=\/wp\/v2\/posts\/12955","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.aiersheng.cc\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.aiersheng.cc\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.aiersheng.cc\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.aiersheng.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=12955"}],"version-history":[{"count":0,"href":"https:\/\/www.aiersheng.cc\/index.php?rest_route=\/wp\/v2\/posts\/12955\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.aiersheng.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=12955"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.aiersheng.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=12955"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.aiersheng.cc\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=12955"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}