ZyXEL Communications MAX-206M1R series - Figure 119 Ubuntu 8: System > Administration Menu; Figure 120 Ubuntu 8: Network Settings > Connections

Appendix B Setting Up Your Computer’s IP Address
User’s Guide
277
1 Click System > Administration > Network.
Figure 119 Ubuntu 8: System > Administration Menu
2 When the Network Settings window opens, click Unlock to open the
Authenticate window. (By default, the Unlock button is greyed out until clicked.)
You cannot make changes to your configuration unless you first enter your admin
password.
Figure 120 Ubuntu 8: Network Settings > Connections