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有多個(gè)網(wǎng)段,且計(jì)算機(jī)和這兩個(gè)設(shè)備都接在交換機(jī),能實(shí)現(xiàn)計(jì)算機(jī)和這兩個(gè)設(shè)備通訊的,但一般在實(shí)際項(xiàng)目中不會(huì)把電腦和終端直接接在三層核心上面,我現(xiàn)在重新設(shè)計(jì)拓?fù)?,簡單做個(gè)分享:
1、新拓?fù)鋱D
需求很簡單,實(shí)現(xiàn)192.168.2.100拼通192.168.100就可以了
2、配置思路
①核心交換機(jī)core c與接入交換機(jī)switch A和switch B實(shí)現(xiàn)trunk組網(wǎng)保證可靠性;
②switchA劃分vlan10 ,switchB劃分vlan20,通過三層互通;
③核心層配置訂dhcp功能(省略);
④出口路由器配置公網(wǎng)接口,公網(wǎng)IP,公網(wǎng)網(wǎng)關(guān),DNS等(省略);
3、配置步驟(命令固定)
switch A配置
①創(chuàng)建vlan10,將E0/1加入到vlan10
【switchA】vlan10
【switchA-vlan10】port Ethernet 0/1
②將端口G1/1配置為trunk端口,允許vlan10和vlan20通過
【switchA】interface GigbiEthernet1/1
【switchA-GigabitEthernet1/1】port link-type trunk
[SwitchA-GigabitEthernet1/1]port trunk permit vlan 10 20
switch B配置
①創(chuàng)建vlan20,將E0/1加入到vlan20
【switchA】vlan20
【switchA-vlan20】port Ethernet0/1
②將端口G1/1配置為trunk端口,允許vlan10和vlan20通過
【switchA】interface GigbiEthernet1/1
【switchA-GigabitEthernet1/1】port link-type trunk
[SwitchA-GigabitEthernet1/1]port trunk permit vlan 10 20
Core C配置
①創(chuàng)建VLAN10
[core C]vlan 10
②設(shè)置VLAN10的虛接口地址
[core C]interface vlan 10
core C-int-vlan10]ip address 192.168.2.254 255.255.255.0
③創(chuàng)建VLAN20
[core C]vlan 20
④設(shè)置VLAN20的虛接口地址
[core C]interface vlan 20
[core C-int-vlan20]ip address 192.168.1.254 255.255.255.0
⑤將端口G1/1配置為Trunk端口,并允許VLAN10和VLAN20通過
[core C]interface GigabitEthernet 1/1
[coreC-GigabitEthernet1/1]port link-type trunk
[coreC GigabitEthernet1/1]port trunk permit vlan 10 20
⑥將端口G1/2配置為Trunk端口,并允許VLAN10和VLAN20通過
[core C]interface GigabitEthernet 1/2
[core C-GigabitEthernet1/2]port link-type trunk
[core C-GigabitEthernet1/1port trunk permit vlan 10 20
通過以上配置就能實(shí)現(xiàn),就能實(shí)現(xiàn)192.168.2.100拼通192.168.1.100,華三交換機(jī)在做配置時(shí)不需要開啟路由功能,思科在這一步配置結(jié)束后,需要開啟路由,這點(diǎn)需要注意!如果覺得對(duì)你有幫助,請(qǐng)隨手點(diǎn)贊,并關(guān)注,我會(huì)一直做智能化弱電行業(yè)知識(shí)分享!
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