This is now working for me. I had to open a case with Cisco and they had to make a change on their end for my company's account or webex account. You also need to go to the phone settings > user preferences > attendant console preferences > and set t...

Following. I have this same problem with my 8861 and 8865 phones. They have the correct model KEMs (audio KEM for the 8861 and video KEM for the 8865), but they do not power up and are not registered as devices in admin.webex.com. These phones used t...