Owner's Manual

EchoLife BM635
User Guide
4 Configuring Advanced Functions
Issue 01 (2008-06-15) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd
4-5
Parameter Description
Enable DMZ It indicates whether to enable the DMZ.
4.2.3 Configuring Port Mapping
Port mapping supports the mapping between the interfaces at the WAN side and the
interfaces at the LAN side. Up to 32 port mapping rules can be defined.
Adding Port Mapping
In the navigation tree, choose Advanced > NAT, and then click the Port Mapping tab.
Two port mapping modes are available:
z
Custom: It indicates the self-defined mode.
z
Application: It indicates the mode provided by the system.
When selecting Custom, you must set the following parameters.
Parameter Description
Interface It indicates the interface type.
Protocol It indicates the interface protocol.
External Port It indicates the external port number.
Internal Port It indicates the internal port number.
Internal Host It indicates the IP address of the internal host.
Source IP Address It indicates the source host IP address.
Mapping Name It indicates the mapping name.
When you select Application, the system displays values of all parameters. You can
keep the default values or modify them.
Deleting Port Mapping
Select the mapping name to be deleted, and then click Remove.
4.2.4 Configuring a Port Trigger
During remote access, the specified port of the firewall on the router must be enabled for
certain applications. Port trigger is used to set up a new connection between the remote
applications at the WAN side and the applications at the LAN side that require the use of
certain ports. Up to 32 port trigger rules can be defined.
Adding a Port Trigger
In the navigation tree, choose Advanced > NAT, and then click the Port Trigger tab.