A robust definition of SLES was included in the Scheme Guidance Notes which details the principles, technologies, and relevant configuration of technologies necessary to meet the SLES requirements.
Cynhwyswyd diffiniad cadarn o SLES yng nghanllawiau'r cynllun sy'n manylu ar egwyddorion, technolegau a ffurfweddiad perthnasol technolegau sy'n angenrheidiol i fodloni gofynion y SLES.