Unable to send APIM metrics to EPA

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Article ID: 143581

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Updated On:

Products

CA Application Performance Management Agent (APM / Wily / Introscope) CA Application Performance Management (APM / Wily / Introscope) INTROSCOPE DX Application Performance Management

Issue/Introduction

Failing to send APIM metrics to APM. Seeing connection refused error  in the API Gateway logs.

Cause

Iptables was running and blocked the port. 

Environment

Release : 11.1.3

Component : APM Agents

Resolution

Iptables was running and blocked the port.  Stopped iptables. Switched the port used.