The normal activities of warships and military aircraft, including but not limited to conducting weapons and other exercises, flying operations, military training, coastal surveillance and manoeuvres. This implies that submarines are operating submerged. Normal mode is employed outside the territorial sea and internal waters of a coastal State.

A mode for the network controller that allows it to match the LDS II host. The field size for sequence numbers is three bits, and the maximum outstanding messages allowed is seven.

See CHS mode.