User's Manual

Chapter 3 The Web Configurator
NBG-510S User’s Guide
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Figure 7 Login: Initial Screen
If another person is currently logged in using the administrator account, you are not able
to log in and a message displays in the screen as shown next.
Figure 8 Login: Admin Already Logged In
6 Another certificate screen displays. Click Ye s to continue.
• The ZyXEL Device automatically forwards administrator sessions to its HTTPS
server on TCP port 8443.
• The ZyXEL Device automatically forwards secure remote access sessions to its
HTTPS server on TCP port 443.
" If the ZyXEL Device is behind a firewall or NAT router, make sure you
configure port forwarding or a firewall rule to allow traffic to the ZyXEL Device
on TCP port 8443 for administration connections and TCP port 443 for secure
remote access connections.