You can get the SS7 link for a few hundred bucks a month:<p><a href="https:&#x2F;&#x2F;www.youtube.com&#x2F;watch?v=lQ0I5tl0YLY" rel="nofollow">https:&#x2F;&#x2F;www.youtube.com&#x2F;watch?v=lQ0I5tl0YLY</a><p>Its an hour, but I highly suggest the talk.