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atXRaP,怎么配置内网服务器地址可以在外网访问

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问题描述:

怎么配置内网服务器可以在外网访问进来

6小时前提问

在边界设备(路由器、防火墙)的外网口下写:NAT server xxx 后面根据提示写就行了

参考:

interface GigabitEthernet2/0/0

 port link-mode route

 ip address xxxx 255.255.255.252

nat server protocol tcp global xxxx(公网IP) 4430 inside 172.

6小时前回答

暂无

配置端口映射 


1.2 配置需求及实现的效果

将内网服务器映射到公网,使得公网侧的用户可以通过MSR路由器的WAN接口+端口号来访问内网的WEB服务器,本案例中,服务器的服务端口为80,服务器内网地址为192.168.1.100,路由器外网地址为1.1.1.1,映射的外网端口为8080。


组网图

 


配置步骤

配置步骤


3.1 登陆设备命令行设置对应端口映射

#进入设备公网接口

<H3C>system-view

[H3C]interface GigabitEthernet 0/0        

#配置将内网服务器(IP地址为192.168.1.100)的WEB服务映射到公网接口,映射后的端口为8080

[H3C-GigabitEthernet0/0]nat server protocol tcp global current-interface 8080 inside 192.168.1.100 www    


3.2 保存配置

[H3C]save force


3.3 命令参数说明

关于NAT Server配置各个参数的说明:

6小时前回答

暂无

外网用户通过外网地址访问内网服务器配置举例

1. 组网需求

某公司内部对外提供Web、FTP和SMTP服务,而且提供两台Web服务器。公司内部网址为10.110.0.0/16。其中,内部FTP服务器地址为10.110.10.3/16,内部Web服务器1的IP地址为10.110.10.1/16,内部Web服务器2的IP地址为10.110.10.2/16,内部SMTP服务器IP地址为10.110.10.4/16。公司拥有

·     外部的主机可以访问内部的服务器。

·     选用

2. 组网图

图2-5 外网用户通过外网地址访问内网服务器配置组网图

3. 配置步骤

     配置接口IP地址

# 根据组网图中规划的信息,配置各接口的IP地址,具体配置步骤如下。

<Device> system-view

[Device] interface gigabitethernet 1/0/1

[Device-GigabitEthernet1/0/1] ip address 10.110.10.10 16

[Device-GigabitEthernet1/0/1] quit

请参考以上步骤配置其他接口的IP地址,具体配置步骤略。

     将接口加入安全域

# 请根据组网图中规划的信息,将接口加入对应的安全域,具体配置步骤如下。

[Device] security-zone name trust

[Device-security-zone-Trust] import interface gigabitethernet 1/0/1

[Device-security-zone-Trust] quit

[Device] security-zone name untrust

[Device-security-zone-Untrust] import interface gigabitethernet 1/0/2

[Device-security-zone-Untrust] quit

     配置安全策略

# 配置名称为untrust-trust的安全策略,保证Untrust安全域中的Host可以访问Trust安全域中的Server,具体配置步骤如下。

[Device] security-policy ip

[Device-security-policy-ip] rule name untrust-trust

[Device-security-policy-ip-1-untrust-trust] source-zone untrust

[Device-security-policy-ip-1-untrust-trust] destination-zone trust

[Device-security-policy-ip-1-untrust-trust] destination-ip-host 10.110.10.1

[Device-security-policy-ip-1-untrust-trust] destination-ip-host 10.110.10.2

[Device-security-policy-ip-1-untrust-trust] destination-ip-host 10.110.10.3

[Device-security-policy-ip-1-untrust-trust] destination-ip-host 10.110.10.4

[Device-security-policy-ip-1-untrust-trust] action pass

[Device-security-policy-ip-1-untrust-trust] quit

[Device-security-policy-ip] quit

(4)     配置NAT功能

# 配置服务对象组,提供FTP、Web和SMTP服务。

[Device] object-group service service1

[Device-obj-grp-service-service1] service tcp destination eq

[Device-obj-grp-service-service1] quit

[Device] object-group service service2

[Device-obj-grp-service-service2] service tcp destination eq 80

[Device-obj-grp-service-service2] quit

[Device] object-group service service3

[Device-obj-grp-service-service3] service tcp destination eq 8080

[Device-obj-grp-service-service3] quit

[Device] object-group service service4

[Device-obj-grp-service-service4] service tcp destination eq 25

[Device-obj-grp-service-service4] quit

# 配置全局NAT规则,允许外网主机访问内网服务器。

[Device] nat global-policy

[Device-nat-global-policy] rule name rule1

[Device-nat-global-policy-rule-rule1] destination-ip host

[Device-nat-global-policy-rule-rule1] source-zone untrust

[Device-nat-global-policy-rule-rule1] service service1

[Device-nat-global-policy-rule-rule1] action dnat ip-address 10.110.10.3 local-port

[Device-nat-global-policy-rule-rule1] quit

[Device-nat-global-policy] rule name rule2

[Device-nat-global-policy-rule-rule2] destination-ip host

[Device-nat-global-policy-rule-rule2] source-zone untrust

[Device-nat-global-policy-rule-rule2] service service2

[Device-nat-global-policy-rule-rule2] action dnat ip-address 10.110.10.1 local-port 80

[Device-nat-global-policy-rule-rule2] quit

[Device-nat-global-policy] rule name rule3

[Device-nat-global-policy-rule-rule3] destination-ip host

[Device-nat-global-policy-rule-rule3] source-zone untrust

[Device-nat-global-policy-rule-rule3] service service3

[Device-nat-global-policy-rule-rule3] action dnat ip-address 10.110.10.2 local-port 80

[Device-nat-global-policy-rule-rule3] quit

[Device-nat-global-policy] rule name rule4

[Device-nat-global-policy-rule-rule4] destination-ip host

[Device-nat-global-policy-rule-rule4] source-zone untrust

[Device-nat-global-policy-rule-rule4] service service4

[Device-nat-global-policy-rule-rule4] action dnat ip-address 10.110.10.4 local-port 25

[Device-nat-global-policy-rule-rule4] quit

[Device-nat-global-policy] quit

6小时前回答

暂无

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NAT