SATO CL4NX Operator's Manual page 273

[Gateway]
If you have selected [Static] in the [Mode] menu, set the default gateway address.
The setting range is as follows:
0:0:0:0:0:0:0:0 to ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff
[DNS]
If you have selected [Static] in the [Mode] menu, set the primary address of the DNS server.
The setting range is as follows:
0:0:0:0:0:0:0:0 to ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff
• You can register only one IP address for the DNS server for IPv6.
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