實驗?zāi)康模?br/>1.VLAN互通
2.VRRP
3.內(nèi)網(wǎng)PAT訪問外網(wǎng)【地址轉(zhuǎn)換成119.1.1.0/29網(wǎng)段】
4.發(fā)布Web服務(wù)器供外網(wǎng)訪問
實驗步驟:
配置各個交換機:
SW1:創(chuàng)建vlan1【交換機自帶】、vlan2、vlan100
interface GigabitEthernet0/0/1
port link-type access
port def vlan 1
interface GigabitEthernet0/0/12
port link-type trunk
port trunk allow-pass vlan 2 to 4094
interface GigabitEthernet0/0/13
port link-type trunk
port trunk allow-pass vlan 2 to 4094
SW2:創(chuàng)建vlan1【交換機自帶】、vlan2、vlan100、vlan3
interface GigabitEthernet0/0/1
port link-type access
port default vlan 2
interface GigabitEthernet0/0/2
port link-type access
port default vlan 3
interface GigabitEthernet0/0/12
port link-type trunk
port trunk allow-pass vlan 2 to 4094
interface GigabitEthernet0/0/23
port link-type trunk
port trunk allow-pass vlan 2 to 4094
SW3:創(chuàng)建vlan1【交換機自帶】、vlan2、vlan100、vlan4
interface GigabitEthernet0/0/1
port link-type access
port default vlan 100
interface GigabitEthernet0/0/2
port link-type access
port default vlan 4
interface GigabitEthernet0/0/13
port link-type trunk
port trunk allow-pass vlan 2 to 4094
interface GigabitEthernet0/0/23
port link-type trunk
port trunk allow-pass vlan 2 to 4094
配置VRRP:SW3做主VRRP、SW2做備用VRRP
SW3:interface Vlanif1
ip address 192.168.1.250 255.255.255.0
vrrp vrid 1 virtual-ip 192.168.1.254\\配置虛擬網(wǎng)關(guān)IP
vrrp vrid 1 priority 150\\配置優(yōu)先級
vrrp vrid 1 track interface GigabitEthernet0/0/2 reduced 100
\\配置鏈路跟蹤使其斷掉后優(yōu)先級下降100
interface Vlanif2
ip address 192.168.2.250 255.255.255.0
vrrp vrid 2 virtual-ip 192.168.2.254\\配置虛擬網(wǎng)關(guān)IP
vrrp vrid 2 priority 150\\配置優(yōu)先級
vrrp vrid 2 track interface GigabitEthernet0/0/2 reduced 100
\\配置鏈路跟蹤使其斷掉后優(yōu)先級下降100
interface Vlanif100
ip address 192.168.100.253 255.255.255.0
vrrp vrid 100 virtual-ip 192.168.100.254\\配置虛擬網(wǎng)關(guān)IP
vrrp vrid 100 priority 150\\配置優(yōu)先級
vrrp vrid 100 track interface GigabitEthernet0/0/2 reduced 100
\\配置鏈路跟蹤使其斷掉后優(yōu)先級下降100
SW2:interface Vlanif1
ip address 192.168.1.253 255.255.255.0
vrrp vrid 1 virtual-ip 192.168.1.254\\配置虛擬網(wǎng)關(guān)IP
interface Vlanif2
ip address 192.168.2.253 255.255.255.0
vrrp vrid 2 virtual-ip 192.168.2.254\\配置虛擬網(wǎng)關(guān)IP
interface Vlanif100
ip address 192.168.100.250 255.255.255.0
vrrp vrid 100 virtual-ip 192.168.100.254\\配置虛擬網(wǎng)關(guān)IP
配置OSPF:SW3:ospf 1 router-id 3.3.3.3
area 0.0.0.0
network 192.168.1.0 0.0.0.255
network 192.168.2.0 0.0.0.255
network 192.168.100.0 0.0.0.255
network 192.168.4.0 0.0.0.255
SW2:ospf 1 router-id 2.2.2.2
area 0.0.0.0
network 192.168.1.0 0.0.0.255
network 192.168.2.0 0.0.0.255
network 192.168.3.0 0.0.0.255
interface Vlanif3
ip address 192.168.3.1 255.255.255.0
interface Vlanif4
ip address 192.168.4.1 255.255.255.0
配置防火墻【ASA】:interface GigabitEthernet0
nameif inside1
security-level 100
ip address 192.168.4.254 255.255.255.0
interface GigabitEthernet1
nameif inside2
security-level 100
ip address 192.168.3.254 255.255.255.0
interface GigabitEthernet2
nameif outside
security-level 0
ip address 200.8.8.1 255.255.255.252
配置防火墻下一跳:
route inside1 192.168.1.0 255.255.255.0 192.168.4.1
route inside1 192.168.2.0 255.255.255.0 192.168.4.1
route inside1 192.168.100.0 255.255.255.0 192.168.4.1
配置ISP:interface GigabitEthernet0/0/0
ip address 200.8.8.2 255.255.255.252 \\配置IP【子網(wǎng)為30位】
interface GigabitEthernet0/0/1
ip address 200.9.9.254 255.255.255.0\\配置IP
默認(rèn)路由:ip route-static 0.0.0.0 0.0.0.0 200.8.8.1
配置防火墻對ISP下一跳:
route outside 200.9.9.0 255.255.255.0 200.8.8.2
防火墻設(shè)置ACL【使外網(wǎng)可訪問內(nèi)網(wǎng)的web服務(wù)】:
access-list out-to-in permit tcp host 200.9.9.2 host 192.168.100.1 eq 80
調(diào)用ACL:
access-group out-to-in in interface outside
NAT地址轉(zhuǎn)換【將私有地址轉(zhuǎn)換為公有地址119.1.1.0/29】:
object network vlan1\\配置vlan1 NAT
subnet 192.168.1.0 255.255.255.0
nat (inside1,outside) dynamic 119.1.1.1
quit
object network vlan2\\配置vlan2 NAT
subnet 192.168.2.0 255.255.255.0
nat (inside1,outside) dynamic 119.1.1.2
quit
object network vlan100 \\配置vlan100 NAT
subnet 192.168.100.0 255.255.255.0
nat (inside1,outside) dynamic 119.1.1.3
quit
客戶端IP:
Client1:192.168.1.1 255.255.255.0
Client2:192.168.2.1 255.255.255.0
Server-web:192.168.100.1 255.255.255.0
Client3:200.9.9.2 255.255.255.0
Server-ftp:200.9.9.1 255.255.255.0
結(jié)果驗證:
1vlan互通
2VRRP【此時ping的為虛擬網(wǎng)關(guān)IP】
3內(nèi)網(wǎng)PAT訪問外網(wǎng)【地址將轉(zhuǎn)換成119.1.1.0/29的網(wǎng)段】
4發(fā)布Web服務(wù)器供外網(wǎng)訪問【Client3為外網(wǎng)客戶端】
實驗拓撲圖【紅點代表信號不穩(wěn)定,不是未開啟,數(shù)據(jù)可以通過】:
謝謝大家支持
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