Upstream congestion on Lumen (New York (NYC1))

Affected:

Network · NYC1

Duration

53 min

Reference

inc-20260429-1

Timeline

1. Resolved29 Apr 2026, 11:46 UTC

   Resolved. Lumen has added capacity on the affected link; our original traffic engineering is restored.

2. Monitoring29 Apr 2026, 11:32 UTC

   Throughput measurements are back to normal after the rebalancing.

3. Identified29 Apr 2026, 11:06 UTC

   The congestion sits on a Lumen backbone link outside our facility. Outbound traffic has been moved to other carriers.

4. Investigating29 Apr 2026, 10:53 UTC

   Throughput towards some European eyeball networks via Lumen is reduced during peak hours. We are rebalancing outbound traffic.

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