Hello.If numbers are in range use block instead of single numbers.Regards,JawwadSent from Cisco Technical Support Android App

Dear,Please check the reason code of the phones getting unregistered. Also you can collect a trace from back of the phone port and from CUCM. Check keep alives. Beside other reasons one reason is network issue. 1) you need to check reason code and re...

Hello all,Yes I faced the same problem CTI Route Point was not registered however CTI Ports were Registered. Reloaded CUE and it got registered.Thank you and Regards,Jawwad