If the station called does not reply after being called three times at intervals of two minutes, the caller may only resume to make contact after an elapsed period of not less than fifteen minutes.
Ukuba isitishi esimemeziweyo asiphenduli emva kokuba simenyeziwe amaxesha amathathu ngexesha lekhefu, ummemezi angaphinda amemeze emva kwexesha elingekho ngaphezulu kweshumi elinesihlanu lemizuzu.