This Article Applies to SG3210(UN) 3.20 SG3210XHP-M2(UN) 3.0 SG3210X-M2(UN) 1.0 SG3218XP-M2(UN) 1.0 SG3428(UN) 2.30 SG3428MP(UN) 6.20 SG3428X(UN) 1.30 SG3428XF(UN) 1.20 SG3428X-M2(UN) 1.20 SG3428XMP(U