Leading Premier League club Arsenal, welcomed the struggling side Sunderland and won with 3:1, although the visitors took the lead in the 16th minute.
But goals of Joel Campbell (26), Aaron Ramsey (72) and Olivier Giroud (76) ensured passage for Gunners to the next round.
Arsenal subs: Wilcock, Macey, Ramsey, Monreal, Debuchy, Arteta, Reine-Adelaide.
Arsenal (4-2-3-1): Cech; Bellerin, Gabriel, Koscielny, Gibbs; Chambers, Oxlade-Chamberlain; Campbell, Iwobi, Walcott; Giroud.
Sunderland subs: Mannone, Borini, Beadling, Defoe, M’Vila, Mavrias, Jones.
Sunderland (4-4-2): Pickford; Yedlin, Coates, O’Shea, Van Aanholt; Lens, Toivonen, Cattermole, Watmore; Fletcher, Graham.