Acer Veriton N2620G - Manual (Page 17)

Virtual Appliance Installation & Setup | 17
4 Add more nameserver <ip address> lines as needed for each
additional DNS server you want to include.
5 Press <Control><X>, then Y to save changes, and then press
Enter to save the file.
6 Select No changes to return to the Main Menu.
The Main Menu
Once you have completed the initial setup process, the Main Menu
screen is your starting point for all future Echo modifications.