4d316111_ing_Kerberos__Support____Cisco_Table_1_Kerberos_Terminology_Definition
[Term] Kerberos server [Definition] 
A daemon running on a network host. Users and network services register their identity with the Kerberos server. Network services query the Kerberos server to authenticate to other network services.
User Security Configuration Guide, Cisco IOS XE Release 3S - Configuring Kerberos [Support] - Cisco