Tag: BT

  • Hacking a Yealink device autoprovisioned for BT Voice

    The Background TL;DR straight to the ridiculously easy hack Recently we upgraded our phone system, BT supplied us with some shiny Yealink T48G phones. These support 16 SIP accounts and I wanted to add my own personal account as I was going to be using my phone for working from home and it made sense […]