Sub Test()
Sheets("UNIX_SERVER").Select
Set f = Sheets("Server_Application")
Set mondico = CreateObject("Scripting.Dictionary")
Set a = f.Range("i2:i" & f.[a65000].End(xlUp).Row)
For Each cel In a
mondico(cel.Value) = cel.Offset(0, -6).Interior.Color
Next
Set f = Sheets("UNIX_SERVER")
For Each c In f.Range("G5:G" & f.[G65000].End(xlUp).Row)
If mondico.exists(c.Value) Then c.Offset(, -3).Interior.Color = mondico(c.Value)
Next c
End Sub