AZTCOFWCYBER SECURITY SOLUTIONS
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Knowledge base/sendto error: 55

AZTCOFW / TECHNICAL GUIDE

sendto error: 55

Troubleshooting Gateway MonitoringTroubleshooting
55 ENOBUFS
No buffer space available.
An operation on a socket or pipe was not performed because the system lacked
˓→sufficient buffer space or because a queue was full.

Several possible conditions can cause this. For a list of possible causes and solutions.

Imported from the AZTCOFW knowledge base on 2026-09-05. Historical guidance may refer to older software versions. Confirm applicability before changing a production system.

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