Hello Difan
Try below:-
CME(config)#telephony-service
CME(config-telephony)#service phone pcPort 0
CME(config-telephony)#service phone spanToPCPort 0
CME(config-telephony)#no create cnf
...CNF files deleted
CME(config-telephony)#create cnf
CME(config-telephony)#reset all !!!!! or your testing phone only!!!!
Regards
Abhay Reyal
Regards
Abhay Singh Reyal
The Only Way To Do Great Work Is To Love What You Do. If You Haven’t Found It Yet, Keep Looking. Don’t Settle