Depending on regions, the LoRaWAN specification differs. The ISM band ranges can be selected in Configuration ⇒ Region ⇒ Region menu. The list of available regions depends on the hardware capabilities.

When selecting Japan or Korea (923 MHz gateway version), the Listen Before Talk (LBT) feature is automatically enabled.

How to disable NewChannelReq/LinkADRReq MAC commands:

• A checkbox is available in the Web UI to disable the NewChannelReq/LinkADRReq MAC commands, this checkbox is activated by default (MAC commands enabled)
• When the NewChannelReq/LinkADRReq MAC commands are disabled, only the CFList is supported for channels configuration
• The LinkADRReq MAC commands continue to be sent to manage ADR, in this case it contains ChMask corresponding to the default channels of the region
• In most use cases, it is strongly recommended to keep the NewChannelReq/LinkADRReq MAC commands enabled