Https://docs.microsoft.com/en-us/sql/relational-databases/tables/create-foreign-key-relationships
Answer:
C communication software
Explanation:
C communication software IS THE ANSWER
Answer:
c.Update DNS records dynamically for DHCP clients that don't request updates.
Explanation:
A DNS server is a computer server that contains a database of public IP addresses and their associated host names, and in most cases serves to resolve, or translate, those names to IP addresses as requested.
A DHCP Server is a network server that automatically provides and assigns IP addresses, default gateways and other network parameters to client devices.
Dynamic DNS is a method of automatically updating a name server in the Domain Name Server, often in real time.
The bastion host node is typically an influential server with better-quality security actions and custom software. It frequently hosts only a single request because it wants to be very good at whatever it does. The software is commonly modified, limited and not obtainable to the public. This host is envisioned to be the strong fact in the network to care for the system last it. Therefore, it often endures unvarying maintenance and audit. Occasionally bastion hosts are used to draw occurrences so that the basis of the attacks may be outlined. The bastion host practices and filters all inward traffic and averts malicious traffic from incoming the network, acting much like a gateway.