This quest is a heroic 4 quest and is repeatable. Easier than Pound of Flesh and the fastest heroic 4 on the world, this is one i always try for "Warning transmissions from Network Access indicate hordes of deadly vrblthers have infested the power station there. These dangerous beasts are killing everyone in the area and destroying the energy conduits that keep Nar Shaddaa's computer systems operational. To repair the damaged critical power junctions, recover the power junction tool parts from the vrblthers at the Network Access power station in Network Access. " ―In-game Mission Log