CISCO SYSTEMS, INC. | 2013 | FY | 3

The aggregate changes in the balance of gross unrecognized tax benefits were as follows (in millions):
Years Ended
July 27, 2013
 
July 28, 2012
 
July 30, 2011
Beginning balance
$
2,819

 
$
2,948

 
$
2,677

Additions based on tax positions related to the current year
138

 
155

 
374

Additions for tax positions of prior years
187

 
54

 
93

Reductions for tax positions of prior years
(1,027
)
 
(226
)
 
(60
)
Settlements
(199
)
 
(41
)
 
(56
)
Lapse of statute of limitations
(143
)
 
(71
)
 
(80
)
Ending balance
$
1,775

 
$
2,819

 
$
2,948

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