D i e   S o m m e r - / W i n t e r z e i t u m s t e l l u n g   e r f o l g t   b e i   W a h l   v o n    Z e i t z o n e n d e f i n i t i o n   g e m     S t a n d a r d    a u t o m a t i s c h .   W i r d    Z e i t z o n e n d e f i n i t i o n   s p e z i f i s c h    g e w  h l t ,   k a n n   d i e   R e g e l   f  r   d i e   U m s t e l l u n g   v o n   H a n d   a n g e p a s s t   w e r d e n . 
 #   B e i s p i e l s t r i n g :   0 3 2 5 7 : 0 2 0 0 + 0 1 0 0 / 1 0 2 5 7 : 0 2 0 0 U T C + 0 1 0 0 
 
 *   * * 0 3 2 5 7 * *     U m s c h a l t - D a t u m   W i n t e r   a u f   S o m m e r   [ 0 3   =   M o n a t ,   2 5   =   T a g ,   7   =   W o c h e n t a g   ( 7   Y"  S o n n t a g ) ] 
 *   * * 0 2 0 0 * *       U m s c h a l t - U h r z e i t   W i n t e r   a u f   S o m m e r   [ 0 2   =   S t u n d e n ,   0 0   =   M i n u t e n ]   ( S t a n d a r d z e i t   =   W i n t e r z e i t ) 
 *   * * + 0 1 0 0 * *     U m s c h a l t d i f f e r e n z   [ 0 1   =   S t u n d e n ,   0 0   =   M i n u t e n ]   ( + 0 0 0 0   =   k e i n e   U m s c h a l t u n g ) 
 *   * * 1 0 2 5 7 * *     U m s c h a l t - D a t u m   S o m m e r   a u f   W i n t e r   [ 1 0   =   M o n a t ,   2 5   =   T a g ,   7   =   W o c h e n t a g   ( 7   Y"  S o n n t a g ) ] 
 *   * * 0 2 0 0 * *       U m s c h a l t - U h r z e i t   S o m m e r   a u f   W i n t e r   [ 0 2   =   S t u n d e n ,   0 0   =   M i n u t e n ]   ( S t a n d a r d z e i t   =   W i n t e r z e i t ) 
 *   * * U T C + 0 1 0 0 * *     Z e i t z o n e   [ 0 1   =   S t u n d e n ,   0 0   =   M i n u t e n ]   ( - 1 2 0 0   . . .   + 1 4 0 0 ) 