Hostetler sat out Saturday night's preseason victory over the Cleveland Browns and was not expected to throw today.
Floyd added four free throws over the final 26 seconds to stake New Jersey to its first preseason victory.
Miller had a 47-yard kickoff return Saturday in the Jets' first preseason victory.
Phil Simms's 11-for-11 passing in the second quarter provided two touchdowns and a 17-7 preseason victory over the Jets.
Mourning's absence tonight was a sobering reminder of vulnerability, even as the Nets celebrated their first preseason victory, 88-82.
He made the team's final points with a field goal in an August 12, 1995 17-13 preseason victory over the Chicago Bears.
But tonight, in a 17-14 preseason victory over the Giants, the Jets gave a hint of the fireworks to come.
White was hurt in Saturday night's 28-10 preseason victory over the Cleveland Browns.
In last Saturday night's 20-17 preseason victory over the Patriots, the Giants' offense used one running back half the time.
The Giants will be looking for their first preseason victory since Aug. 21, 1999, when they defeated Jacksonville, 27-20.