三个安全区域:Trust、DMZ、Untrust Trust 区域:通常用来定义内部用户所在的网络 DMZ 区域:通常用来定义内部服务器所在的网络 (受信任程度处于内部网络和外部网络之间的安全区域) Untrust 区域:通常用来定义Internet等不安全的网络 安全域间的数据流动具有方向性,包括入方向(Inbound)和出方向(Outbound)。 Inbound:报文从...
firewall interzone local untrust # firewall interzone local dmz # firewall interzone trust untrust packet-filter 3000 inbound packet-filter 2001 outbound nat outbound 2001 address-group 1 # firewall interzone trust dmz # firewall interzone dmz untrust # aaa local-user maintainadmin password simple ...
There are three types of policies: intrazone, interzone, and global. By default, there is an invisible global policy that denies any traffic from passing through the NetScreen. Therefore, if the traffic is not implicitly allowed by another policy, it is denied. Creating policies allows you to ...
Security zones of firewalls are divided into security levels from 1 to 100. A larger number indicates a higher security level.The firewall provides four default security zones: trust, dmz, untrust, and local. Administrators can also customize security zones to implement fine-grained control.For ex...
Security zones of firewalls are divided into security levels from 1 to 100. A larger number indicates a higher security level.The firewall provides four default security zones: trust, dmz, untrust, and local. Administrators can also customize security zones to implement fine-grained control.For ex...
A global policy is a policy in which the source and destination zone are in the global zone. The determination to use the global policy occurs in one of two situations. The first case is in which traffic has already gone through your interzone or intrazone policy list. So if the source ...
interzone local trust direction outbound firewall packet filter default permit interzone local untrust direction inbound firewall packet filter default permit interzone untrust outboun local branch (d) firewall packet filter default permit interzone dmz direction inbound local firewall packet filter ...
#允许Untrust区域访问内网服务器地址组地址 interzone source Untrust destination Trust rule 0 permit source-ip any_address destination-ip server_group service any_service rule enable 四、内网用户通过公网地址访问内部服务器NAT #公网地址访问内网服务器NAT使用的ACL acl number 3090 rule 0 permit ip source 19...
[Huawei] firewall interzone trust untrust [Huawei-interzone-trust-untrust] firewall enable [Huawei-interzone-trust-untrust] quit 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 在Router上将接口加入安全区域。 [Huawei] vlan 100 [Huawei-vlan100] quit ...
#允许Untrust区域访问内网服务器地址组地址 interzone source Untrust destination Trust rule 0 permit source-ip any_address destination-ip server_group service any_service rule enable 四、内网用户通过公网地址访问内部服务器NAT #公网地址访问内网服务器NAT使用的ACL acl number 3090 rule 0 permit ip source 19...