Dunne landed on the waiver wire Tuesday, PuckPedia reports.
Dunne signed a two-year, two-way contract with the Sabres on Monday.
Dunne was put on waivers Friday, Elliotte Friedman of Sportsnet reports.
Dunne signed a one-year, two-way contract with the Blue Jackets on Wednesday, per PuckPedia.
Dunne was sent back to AHL Cleveland on Wednesday.
Dunne was added to the Jackets' NHL roster Tuesday.
Dunne was reassigned to AHL Cleveland on Friday, Aaron Portzline of The Athletic reports.
Dunne was recalled from AHL Cleveland on Friday.
Dunne was reassigned to AHL Cleveland on Saturday, Aaron Portzline of The Athletic reports.
Dunne was called up from AHL Cleveland on Monday, Blue Jackets team reporter Jeff Svoboda reports.