1.內(nèi)網(wǎng)IP地址為172.16.0.0/16 合理分配
2.sw1/2之間互為備份
3.vlan1流量全部走左邊，vlan2流量全部走右邊
4.使用VRRP 實(shí)現(xiàn)網(wǎng)關(guān)備份
5.使用生成樹，所有設(shè)備通過DHCP獲取地址
6.r1,sw1,sw2運(yùn)行ospf實(shí)現(xiàn)全網(wǎng)可達(dá)

Sw1 sysname sw1 # vlan batch 2 100 # stp instance 1 root primary //設(shè)置根網(wǎng)橋 stp instance 2 root secondary # dhcp enable # stp region-configuration //生成樹配置region-name ainstance 1 vlan 1 // 分組 ，每個組一個生成樹instance 2 vlan 2active region-configuration //激活配置 # ip pool vlan1gateway-list 172.16.128.3network 172.16.128.0 mask 255.255.224.0lease day 0 hour 2 minute 0dns-list 8.8.8.8 # ip pool vlan2gateway-list 172.16.96.3network 172.16.96.0 mask 255.255.224.0dns-list 114.114.114.144 114.114.114.114 # interface Vlanif1ip address 172.16.128.1 255.255.224.0vrrp vrid 1 virtual-ip 172.16.128.3vrrp vrid 1 priority 120 //優(yōu)先級越大，誰將是主網(wǎng)關(guān)vrrp vrid 1 track interface Ethernet0/0/3 reduced 30 //上行鏈路追蹤，如果檢查到該接口斷了，則優(yōu)先級減30dhcp select global # interface Vlanif2ip address 172.16.96.1 255.255.224.0vrrp vrid 1 virtual-ip 172.16.96.3vrrp vrid 1 track interface Ethernet0/0/5 reduced 30dhcp select global # interface Vlanif100 //由于華為模擬器接口改為三層時配不了地址，所以用vlan100代替ip address 172.16.32.2 255.255.224.0 # interface Eth-Trunk0port link-type trunkport trunk allow-pass vlan 2 # interface Ethernet0/0/1port link-type trunkport trunk allow-pass vlan 2 # interface Ethernet0/0/2port link-type trunkport trunk allow-pass vlan 2 # interface Ethernet0/0/3port link-type accessport default vlan 100 # interface GigabitEthernet0/0/1 //把二個物理接口虛擬成一個接口eth-trunk 0 # interface GigabitEthernet0/0/2eth-trunk 0 # ospf 1silent-interface all //沉默接口，如果網(wǎng)絡(luò)中vlan很多，鏈路中會收發(fā)大量的hello包，占用大量鏈路資源，所以選擇沉默一些接口undo silent-interface Vlanif100undo silent-interface Eth-Trunk0undo silent-interface Vlanif2area 0.0.0.0network 172.16.32.2 0.0.0.0area 0.0.0.1abr-summary 172.16.0.0 255.255.0.0 //區(qū)域1路由匯總network 172.16.128.1 0.0.0.0network 172.16.96.1 0.0.0.0 Sw2 sysname sw2 # vlan batch 2 100 # stp instance 1 root secondary stp instance 2 root primary # dhcp enable # stp region-configurationregion-name ainstance 1 vlan 1instance 2 vlan 2active region-configuration # ip pool vlan1gateway-list 172.16.128.3network 172.16.128.0 mask 255.255.224.0lease day 0 hour 2 minute 0dns-list 8.8.8.8 # ip pool vlan2gateway-list 172.16.96.3network 172.16.96.0 mask 255.255.224.0dns-list 114.114.114.144 114.114.114.114 # interface Vlanif1ip address 172.16.128.2 255.255.224.0vrrp vrid 1 virtual-ip 172.16.128.3dhcp select global # interface Vlanif2ip address 172.16.96.2 255.255.224.0vrrp vrid 1 virtual-ip 172.16.96.3vrrp vrid 1 priority 120vrrp vrid 1 track interface Ethernet0/0/5 reduced 30dhcp select global # interface Vlanif100ip address 172.16.64.2 255.255.224.0 # interface Eth-Trunk0port link-type trunkport trunk allow-pass vlan 2 # interface Ethernet0/0/1port link-type trunkport trunk allow-pass vlan 2 # interface Ethernet0/0/2port link-type trunkport trunk allow-pass vlan 2 # interface Ethernet0/0/3port link-type accessport default vlan 100 # interface GigabitEthernet0/0/1eth-trunk 0 # interface GigabitEthernet0/0/2eth-trunk 0 # ospf 1 router-id 2.2.2.2silent-interface allundo silent-interface Vlanif100undo silent-interface Vlanif2undo silent-interface Eth-Trunk0area 0.0.0.0network 172.16.64.2 0.0.0.0area 0.0.0.1area 0.0.0.2abr-summary 172.16.0.0 255.255.0.0network 172.16.96.2 0.0.0.0network 172.16.128.2 0.0.0.0 Sw3 sysname sw3 # vlan batch 2 # stp region-configurationregion-name ainstance 1 vlan 1instance 2 vlan 2active region-configuration # interface Ethernet0/0/1port link-type trunkport trunk allow-pass vlan 2 # interface Ethernet0/0/2port link-type trunkport trunk allow-pass vlan 2 # interface Ethernet0/0/3port link-type accessstp edged-port enable # interface Ethernet0/0/4port link-type accessport default vlan 2stp edged-port enable Sw4 sysname sw4 # vlan batch 2 # stp region-configurationregion-name ainstance 1 vlan 1instance 2 vlan 2active region-configuration # interface Ethernet0/0/1port link-type trunkport trunk allow-pass vlan 2 # interface Ethernet0/0/2port link-type trunkport trunk allow-pass vlan 2 # interface Ethernet0/0/3port link-type accessstp edged-port enable # interface Ethernet0/0/4port link-type accessport default vlan 2stp edged-port enable R1 sysname r1 # acl number 2000 rule 5 permit source 172.16.0.0 0.0.255.255 # interface GigabitEthernet0/0/0ip address 172.16.32.1 255.255.224.0 # interface GigabitEthernet0/0/1ip address 10.1.1.1 255.255.255.0 nat outbound 2000 # interface GigabitEthernet0/0/2ip address 172.16.64.1 255.255.224.0 # ospf 1 router-id 1.1.1.1 default-route-advertise //下放本地靜態(tài)缺省area 0.0.0.0 network 10.1.1.0 0.0.0.255 network 172.16.0.0 0.0.255.255 network 172.16.32.0 0.0.0.255 network 172.16.64.1 0.0.0.0 # ip route-static 0.0.0.0 0.0.0.0 10.1.1.2R2 sysname LSP # interface GigabitEthernet0/0/0ip address 10.1.1.2 255.255.255.0 # interface LoopBack0ip address 2.2.2.2 255.255.255.0

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