SNMP was first introduced in Chapter 5, and it will be covered in more detail in this chapter. SNMP is an Application Layer (Layer 7) protocol (using UDP ports 161 and 162) that facilitates the exchange of management information between network devices. An SNMP-managed network consists of a management system, agents, and managed devices. The management system executes monitoring applications and controls managed devices. It also executes most of the management processes and provides the bulk of memory resources used for network management. A network might be managed by one or more management systems.
An SNMP agent resides on . . .
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