This section describes the interfaces involved in the operations and maintenance functions for EVA. As an example SNMP is used for managament interaction.
2 --------------------------------------------------- | | v ------- ---------- | ------ | | | SNMP | 6 --------- 3 -------- | | 5 | EVA | 4 | EVA | --> |instrum | --> | SNMPEA | | Appl | -----> | (OTP) | -----> | adapt. | |(appl (*)| 1 | (OTP) | | (*) | | | | (OTP) | | | <-- | | ------ | | | - - - - | --------- / -------- ------- \ | EVA-MIB | 1 / \ | instrum | <--------------/ \4 ---------- \ \ ---------- -> | HTTP | | EVA | | adapt. | ----------
The (*)
marked blocks are in the application domain; the
left-most is the actual application implementation, are the
right-most is the instrumentation of the application.
There are several interfaces involved: