- The Bills also released OL Patrick Lewis and LB Anthony Harrell.
Rambo, 27, is a former sixth-round pick of the Redskins back in 2013. He lasted just over a year in Washington before he was waived at the start of the 2014 season.
Rambo later caught on with the Bills towards the end of the 2014 season before joining the Dolphins midseason last year.
In 2016, Rambo nine games and recorded 42 tackles, one interception, and three pass defenses.
We have him featured in our Top 50 Available Free Agents list.
Barrington, 26, is a former seventh-round pick of the Packers in 2013. He spent three years in Green Bay before he was waived at the start of last season and later claimed off of waivers by the Chiefs.
Kansas City cut him loose after a few months and he finished out the year with the Saints.
In 2016, Barrington appeared in seven games and recorded two tackles.