House Phone Wiring pt. 2

Why do my phone jacks have two cables? This is known as Serial wiring or "daisy chain" wiring. It's a very common method used in residential Telephone wiring systems.
This video is a follow-up to the very successful video published back in 2017. In this segment we spend of the time talking about why serial wiring will affect the way you troubleshoot broken phone jacks.
00:00:20 What Serial wiring is
00:01:52 What is the Demark
00:02:42 a look at more house phone jacks
#DIY
#Telephonewiring