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A Federation upstream is not replicating messages. What is a common cause to check first?

medium📝 Troubleshoot Q7 of 15
RabbitMQ - Security and Operations
A Federation upstream is not replicating messages. What is a common cause to check first?
AShovel plugin not enabled
BQueue length exceeded limit
CIncorrect upstream URI or credentials
DManagement UI not accessible
Step-by-Step Solution
Solution:

  1. Step 1: Verify Upstream URI and Credentials

    Federation depends on correct URI and credentials to connect and replicate messages.

  2. Step 2: Exclude Other Causes

    Shovel plugin is unrelated; queue length and management UI do not block Federation replication.

  3. Final Answer:

    Incorrect upstream URI or credentials -> Option C

  4. Quick Check:

    Federation needs correct URI and credentials [OK]
Quick Trick: Check upstream URI and credentials first for Federation issues [OK]
Common Mistakes:
MISTAKES
  • Confusing Shovel plugin with Federation
  • Blaming queue length for replication failure
  • Assuming management UI affects Federation replication

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