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網(wǎng)絡(luò)協(xié)議-NAT-地址轉(zhuǎn)換

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4.1;;NAT-地址轉(zhuǎn)換. 1
4.1.1;;用出接口地址做Easy nat 1
4.1.2;;地址池方式做nat 2
4.1.3;ISDN撥號做nat上網(wǎng). 3
4.1.4;;一個(gè)以太口也做nat轉(zhuǎn)換. 4
4.1.5;;對外提供FTP，www等服務(wù). 5
4.1NAT-地址轉(zhuǎn)換4.1.1用出接口地址做Easy nat【Router】
當(dāng)前路由器提示視圖
依次輸入的配置命令，重要的命令紅色突出顯示
簡單說明
!
適用版本vrp1.74及1.44
[Router]
acl 1 match-order auto
[Router-acl1]
rule normal permit source 10.0.0.0 0.0.0.255
[Router-acl1]
rule normal deny source any
!
[Router]
interface Ethernet0
[Router-Ethernet0]
ip address 10.0.0.1 255.255.255.0
!
[Router]
interface Ethernet1
[Router-Ethernet1]
ip address 202.1.1.1 255.255.255.0
[Router-Ethernet1]
nat outbound 1 interface
!
[Router]

ip route-static 0.0.0.0 0.0.0.0 202.1.1.2 preference 60
[Router]
!
[Router]
return
4.1.2地址池方式做nat【Router】
當(dāng)前路由器提示視圖
依次輸入的配置命令，重要的命令紅色突出顯示
簡單說明
！
適用版本vrp1.74及1.44
[Router]
nat address-group 1 202.1.1.1 202.1.1.6 pool1
!
[Router]
acl 101 acl 1 match-order auto
[Router-acl1]
rule normal permit source 10.0.0.0 0.0.0.255
[Router-acl1]
rule normal deny source any
!
[Router]
interface Ethernet0
[Router-Ethernet0]
ip address 10.0.0.1 255.255.255.0
!
[Router]
interface Ethernet1
[Router-Ethernet1]
ip address 202.1.1.1 255.255.255.0
[Router-Ethernet1]
nat outbound 1 pool pool1
!
[Router]
ip route-static 0.0.0.0 0.0.0.0 202.1.1.2 preference 60
!
return

4.1.3ISDN撥號做nat上網(wǎng)【Router】
當(dāng)前路由器提示視圖
依次輸入的配置命令，重要的命令紅色突出顯示
簡單說明
!
適用版本vrp1.74及1.44
[Router]
dialer-rule 1 ip permit
[Router]
!
acl 1 match-order auto
[Router-acl1]
rule normal permit source 10.0.0.0 0.0.0.255
[Router-acl1]
rule normal deny source any
!
內(nèi)網(wǎng)的以太口地址根據(jù)實(shí)際情況來配置
[Router]
interface Ethernet0
[Router-Ethernet0]
ip address 10.0.0.1 255.255.255.0
[Router-Ethernet0]
!
[Router-Serial0]
interface Bri0
[Router-Bri0]
link-protocol ppp
[Router-Bri0]
ppp mp
使能128K兩B撥號
[Router-Bri0]
ppp pap local-user 16900 passWord simple 16900
[Router-Bri0]
ip address ppp-negotiate
[Router-Bri0]
dialer enable-circular
ISDN拔號不用配置dialer enable-legacy,假如是靈活DDR拔號，還應(yīng)配置undo dialer enable-legacy
[Router-Bri0]
dialer-group 1

[Router-Bri0]
dialer number 16900
[Router-Bri0]
nat outbound 1 interface
!
[Router]
ip route-static 0.0.0.0 0.0.0.0 bri 0 preference 60
使用isdn-bri撥號
[Router]
!
[Router]
return
4.1.4一個(gè)以太口也做nat轉(zhuǎn)換【Router】
當(dāng)前路由器提示視圖
依次輸入的配置命令，重要的命令紅色突出顯示
簡單說明
!
適用版本vrp1.74及1.44
[Router]
acl 101 match-order auto
[Router-acl101]
rule normal deny ip source 10.0.0.0 0.0.0.255 destination 10.0.0.1 0.0.0.0
[Router-acl101]
rule normal permit source 10.0.0.0 0.0.0.255
[Router-acl101]
rule normal deny source any
!
[Router]
interface Ethernet0
[Router-Ethernet0]
ip address 10.0.0.1 255.255.255.0
!
[Router]
interface Ethernet0

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