The Kerberos/GSSAPI ticket was not accepted by the POP server. Please check that you are logged in to the Kerberos/GSSAPI realm.
POP 서버에서 Kerberos/GSSAPI 티켓을 허가하지 않았습니다. 로그인을 위한 Kerberos/GSSAPI realm을 확인 하십시오.