Name the source
Interface, app, domain or IP, and capture time window.
SUPPORT
Send a small capture with enough context.
The useful packet window is usually shorter than the explanation around it.
Narrow the traffic
Protocol filter, packet range, error, and exact reproduction step.
Redact before sharing
Remove credentials, tokens, private payloads, and unrelated packets.
Capture only what you are allowed to inspect.
Include the Tracexy screen, expected result, actual result, and a focused redacted PCAP only when needed.