Game 6 is Sunday in Toronto, with the decisive seventh game back in Boston on Monday, if necessary.
Nathan Horton scored the go-ahead goal late in the first period and the Boston Bruins used a revived offense to beat the Toronto Maple Leafs 4-1 in their playoff opener Wednesday night.
The series schedule for the Boston Bruins first round match up with the Toronto Maple Leafs.
Milan Lucic scored for Boston, which rallied from a 2-0 deficit and improved to 11-2-1 at home this season.
With a 3-2 shootout win in Ottawa Monday night, the Bruins once again proved they own the Ontario NHL clubs.
Kris Versteeg scored the tying goal with just over 40 seconds left in regulation and Phil Kessel netted the winner in a shootout in the Toronto Maple Leafs 3-2 victory over the Boston Bruins.
The Toronto Maple Leafs acquired Anaheim Ducks goaltender Jean-Sebastien Giguere and Calgary Flames defenseman Dion Phaneuf in separate trades Sunday. Toronto traded forwards Matt Stajan, Niklas Hagman, Jamal Mayers and defenseman Ian White to