1. NodeJS ProbeAgent 1.10.x is supported with any 10.x
2. ProbeAgent major and patch version of probe hints what Collector Agent support.
For example, ca-apm-probe version 1.10.31 supports NodeJS Collector Agent 10.3 and onwards.
3. Introscope EM compatibility is dependent on version of Collector agent, it cannot be higher than the Introscope EM.
4. ‘npm install ca-apm-probe’ pulls latest probe published in npm. In case you need to install a specific ProbeAgent version, run npm install ca-apm-probe@version’