Vulcan border
The Vulcan border was a region of space within the United Federation of Planets. The region saw conflict during the Dominion War. 

In 2374, Damar reported to Dukat that Starfleet had pulled the Fifth Fleet out of the fighting along the Vulcan border to regroup at Starbase 375, along with the Second Fleet. ()

See also 
 Vulcan space

Border
Regions