According to the config reference, this setting applies only to on-prem and Office365 deployments: http://www.cisco.com/c/en/us/td/docs/voice_ip_comm/jabber/11_0/CJAB_BK_C1247C0B_00_cisco-jabber-parameters-reference-guide/CJAB_BK_C1247C0B_00_cisco-ja...
I don't see any announcement on EOS/EOL for 10.x or later, just certain specific licenses. I believe it would be safe to assume that CUCM will continue as it always has - there will be minor updates as well as future versions. You can see EOS/EOL no...
Out of curiosity - are you able to call the on and off pilot numbers and trigger the lights that way?If a box is empty, and you leave a message, does the light remain on, or does it go off?Hope this helps!John GuggenheimNetwork Consulting Engineer,PD...