Port Trigger; Configuring The Dynamic Dns - Huawei HG630b User Manual

6.2.2 Port Trigger

When an Internet server initiates a connection request to a LAN
computer, an application of the LAN computer initiates a connection to
the Internet server port, triggering the HG630b port to be enabled.
Then the application on the LAN computer can communicate with the
Internet server through the HG630b port.
Configure a port triggering rule as follows:
Step 1 Log in to the web management page.
Step 2 In the navigation tree, choose Advanced > NAT.
The NAT page is then displayed.
Step 3 Click Port Triggering.
Step 4 In Type, select Application and choose the application
you want to set.
Step 5 In Interface, select a connection the application apply to.
Step 6 In Enable, select Enable from the drop-down list box to
enable the triggering.
Step 7 Click Submit.

6.3 Configuring the Dynamic DNS

The HG630b supports Dynamic Domain Name Service (DDNS)
function, which allows Internet users to use fixed domain names to
access the resources provided on servers.
After the DDNS function is enabled, the HG630b automatically
submits the new IP address obtained to the server of a DDNS provider.
On the DDNS server, the IP address that corresponds to the domain
name is updated to the latest IP address. When a computer on the
Internet accesses the domain name, the DDNS server provides the
latest IP address to that computer.
Before configure a DDNS function, you need to complete the following
actions:
 Apply for the DDNS from a DDNS provider to obtain relevant
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