ZyXEL NBG420N User Guide - Page 212
FTP Screen, DNS Screen - firmware download
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Chapter 18 Remote Management 18.5 FTP Screen You can use FTP (File Transfer Protocol) to upload and download the NBG420N's firmware and configuration files. To use this feature, your computer must have an FTP client. To change your NBG420N's FTP settings, click Management > Remote MGMT > FTP. The screen appears as shown. Use this screen to specify which interfaces allow FTP access and from which IP address the access can come. Figure 128 Management > Remote MGMT > FTP The following table describes the labels in this screen. Table 81 Management > Remote MGMT > FTP LABEL DESCRIPTION Server Port You may change the server port number for a service if needed, however you must use the same port number in order to use that service for remote management. Server Access Select the interface(s) through which a computer may access the NBG420N using this service. Secured Client IP Address A secured client is a "trusted" computer that is allowed to communicate with the NBG420N using this service. Select All to allow any computer to access the NBG420N using this service. Choose Selected to just allow the computer with the IP address that you specify to access the NBG420N using this service. Apply Click Apply to save your customized settings and exit this screen. Reset Click Reset to begin configuring this screen afresh. 18.6 DNS Screen Use DNS (Domain Name System) to map a domain name to its corresponding IP address and vice versa. Refer to the chapter on Wizard Setup for background information. To change your NBG420N's DNS settings, click Management > Remote MGMT > DNS. The screen appears as shown. 212 NBG420N User's Guide