Star Trek: Deep Space Nine, season 7, episode 8
The Siege of AR-558
Summary
Sisko and crew relieve Starfleet troops under siege by Jem'Hadar at a key communications outpost, AR-558, the largest Dominion communications array in the sector.
Summary from Wikipedia, CC BY-SA 4.0.
Find out more
These links open the services in a new tab with the question pre-filled; the AI assistants may ask you to sign in. Their answers can contain errors.