Roger Federer produced an excellent all-round performance despite being tested by the world number 103 Filip Krajinovic.
Roger Federer booked a round of 32 match with Serbian Filip Krajinovic who surprised three-time Grand Slam winner Stan Wawrinka.
Roger Federer beat Serbia's Filip Krajinovic 6-2, 4-6, 6-4 to reach the second round of the Swiss Indoors.
Filip Krajinovic beat Yuki Bhambri 6-3, 6-4, 6-4 to ensure that Serbia stayed in the Davis Cup World Group.
India went down 3-2 to Serbia to be relegated from the World Group after Yuki Bhambri lost 3-6, 4-6, 4-6 against Filip Krajinovic in the second reverse singles.