Umbilical

From Halopedia, the Halo wiki

Template:Cairo Locations Umbilicals are corridors branching out from UNSC geosync SuperMAC platforms like Cairo Station to other ships that may dock to the station.

Cairo Station Umbilicals

During the First Battle of Earth, the Master Chief cleared the portside Umbilicals for Commander Miranda Keyes's safe passage to In Amber Clad, before moving on to shipping to get to the Covenant Bomb.