The Senators extended their winning streak to five games after throttling the Bruins 6-3 at Canadian Tire Centre.
Drake Batherson led the way for the Sens after recording two goals and an assist.
Linus Ullmark stopped 22 of the 25 shots he faced against his former team.
Ottawa is leading the Eastern Conference Wild Card with 75 points.
David Pastrnak scored his 34th goal of the season for the Bs.
Boston has 68 points after dropping four out of six.
(Photo by Chris Tanouye/Freestyle Photography/Getty Images)
Photo: Chris Tanouye/Freestyle Photo / Getty Images Sport / Getty Images