Look, this one get's a lil explicit. When your ole' unc starts gabber jawing about HIK he sounds like he's a bigoted 80yo man. But push past that because @securitybaer is here to help you. Baer goes over shorts, opens and grounds. Trying to help those who are newer to the game with a little bit of immediate deterrence highlight and like I said some HIK chitchat.  

ChitChat: https://ipvm.com/reports/hanwha-a

Product Highlight: https://www.sdmmag.com/articles/100529-idter-solution-delivers-documented-results

Meat:

https://www.youtube.com/watch?v=mc2MsMmMuCs&t=429s https://www.flukenetworks.com/support/knowledge-base/dtx-cableanalyzertm/next-near-end-crosstalk-troubleshooting