Roger Federer produced a fine serving display as he dispatched of Alexandr Dolgopolov in straight sets at the Australian Open.
The Swiss great served 25 aces and lost just 16 points on serve in a 6-3 7-5 6-1 victory over Dolgopolov on Rod Laver Arena.
Federer's impressive performance saw him avoid facing a break point on Wednesday as he completed his second-round win in just one hour, 33 minutes.
A break in each of the first two sets set it up for the 17-time grand slam champion before he completed a comprehensive display in the third.
Federer enjoyed plenty of success at the net, winning 15 of the 20 points when he came forward.
His serve was almost untouchable and he won 43 of 49 points when his first serve went in, against Dolgopolov - regarded as one of the better returners in the sport.
Federer  bt Dolgopolov 6-3 7-5 6-1
Federer - 25
Dolgopolov - 3
Federer - 39/26
Dolgopolov - 24/38
BREAK POINTS WON
Federer - 5/13
Dolgopolov - 0/0
FIRST SERVE PERCENTAGE
Federer - 68
Dolgopolov - 57
PERCENTAGE OF POINTS WON ON FIRST/SECOND SERVE
Federer - 88/57
Dolgopolov - 64/43
Federer - 100
Dolgopolov - 69