The Buffalo Bills reached contract agreements on Tuesday with safety Colt Anderson and linebacker Lorenzo Alexander.
The team did not disclose terms of the contracts.
The 30-year-old Anderson spent the past two seasons with the Indianapolis Colts. He came into the NFL in 2009 as an undrafted free agent with the Minnesota Vikings and then joined the Philadelphia Eagles.
In 77 career games, Anderson has 58 tackles playing mostly on special teams.
The 32-year-old Alexander was with the Oakland Raiders last season. In nine years in the NFL, he has been with the Carolina Panthers, Washington Redskins, Arizona Cardinals and Raiders.
With starts in 16 of 127 career games, Alexander has 126 tackles, nine sacks, 11 tackles for loss and three forced fumbles on defense. In addition, he has accumulated 67 tackles on special teams. Alexander was named to the Pro Bowl in 2012 as a special teams player.