After Archer got captured and he told some dirty secrets to Degra and good council members, it was shown that they called on a meeting with trans-dimensional being for doubt-clearance. How did they really contact her?
@DVK Reasons to remove star-trek and tv tag?– Satellite of SinMay 28, 2012 at 18:32
3Because the question is specific to Enterprise (and not the rest of the franchise) and NOT (as asked) restricted to the TV show (if there were book spinoffs, they may contain the answer).– DVK-on-Ahch-ToMay 28, 2012 at 19:36
Once again, I believe we're stuck with a case of an unexplained mystery. Presumably, the Sphere Builders left some sort of signaling device for just such occasions. What that device was and how it works were never explained.