The Colorado Avalanche signed right wing Luke Walker.

The New York Islanders agreed to terms with defenseman Mike Mottau on a two-year contract.

The Buffalo Sabres released goalie Zane Kalemba.

The Minnesota Wild waived forwards Jon DiSalvatore, Robbie Earl, Peter Kalus and Warren Peters.

The New York Rangers released defensemen Garnet Exelby, Brandon Manning and Alexei Semenov.

The Washington Capitals signed forward Matt Hendricks to a one-year contract.

The New York Rangers placed defenseman Wade Redden on waivers.

The Toronto Maple Leafs signed forward Andrew Crescenzi to a three-year contract.

The Minnesota Wild signed defensemen Josh Caron, Colton Jobke and Jared Spurgeon.

The Washington Capitals signed goalie Michal Neuvirth to a two-year contract extension.

The New York Islanders signed left wing Nino Niederreiter to a three-year contract.

The San Jose Sharks signed goalie J.P. Anderson, forward Curt Gogol and forward Michael Sgarbossa.

The Washington Capitals signed defenseman Tom Poti to a two-year contract and goalie Brandon Anderson to a three-year contract.

The Columbus Blue Jackets signed goalie Steve Mason to a two-year contract extension.

The St. Louis Blues released forward Nick MacNeil.

The Anaheim Ducks signed left wing Matt Beleskey to a two-year contract extension through the 2012-13 season.

The Carolina Hurricanes signed center Patrick O'Sullivan to a one-year contract.

The Anaheim Ducks signed defenseman Paul Mara to a one-year contract.

The New York Rangers agreed to terms with defenseman Marc Staal on a multiyear contract.

The Tampa Bay Lightning signed defenseman Charles Landry to a three-year contract.

The Chicago Blackhawks signed center Ryan Potulny to a one-year contract.

The Columbus Blue Jackets signed center Ryan Johansen to a three-year contract.

The Detroit Red Wings signed forward Kirk Maltby to a one-year contract.

The Montreal Canadiens signed center Jeff Halpern to a one-year contract.

The Atlanta Thrashers signed forward Fredrik Modin.

The Boston Bruins signed forward Wyatt Smith.

The Pittsburgh Penguins signed forward Mike Comrie to a one-year contract.

The Colorado Avalanche signed forward Chris Stewart to a two-year contract.

The Montreal Canadiens agreed to terms with goalie Carey Price on a two-year contract.

The San Jose Sharks signed goalie Antti Niemi to a one-year contract.

The Atlanta Thrashers acquired forward Ian McKenzie from Nashville for defenseman Grant Lewis.