This video goes through the basics of accessing and using the DR (DSTAR Repeater) mode on the IC-705 using a local full-duplex hotspot.

Additional resources for learning about DSTAR:
http://www.tmrahamradio.org/D-STAR_fo... by W8KWA

http://www.roblocher.com/whitepapers/... by W7GH

https://www.dstarusers.org/

Ham Radio A 2 Z Companion Website: https://a-2-z.tech/