Description: Host dependency refers to a relationship where the state or health of a computing system, known as a ‘host’, directly influences the functioning of another system or component. This interconnection is fundamental in network environments and distributed systems, where multiple devices and applications interact with each other. Host dependency can manifest in various ways, such as the need for a server to be operational for a client application to function correctly. In this context, monitoring becomes an essential tool, as it allows system and network administrators to oversee the status of hosts and detect issues before they affect other system components. Early identification of failures or performance degradation in a host can prevent service interruptions and ensure operational continuity. Additionally, host dependency implies that updates or changes in one system can have repercussions on others, necessitating a careful approach to change management and infrastructure planning. In summary, host dependency is a key concept in systems management that underscores the importance of constant vigilance and the interrelationship between different technological components.