Understanding of on-premises virtualization technologies, including: VMs, virtual networking, and virtual hard disks.
Understanding of network configuration, including TCP/IP, Domain Name System (DNS), virtual private networks (VPNs), firewalls, and encryption technologies.
Understanding of Active Directory concepts, including domains, forests, domain controllers, replication, Kerberos protocol, and Lightweight Directory Access Protocol (LDAP).
Understanding of resilience and disaster recovery, including backup and restore operations.