Quality of Service (QoS)

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Abbreviations / Acronyms / Synonyms:

QoS

NIST SP 800-113, NIST SP 800-125B, NIST SP 800-187, NIST SP 800-209, NIST SP 800-77 Rev. 1, NIST SP 800-95

Definitions:

The measurable end-to-end performance properties of a network service, which can be guaranteed in advance by a Service Level Agreement between a user and a service provider, so as to satisfy specific customer application requirements. Note: These properties may include throughput (bandwidth), transit delay (latency), error rates, priority, security, packet loss, packet jitter, etc.
Sources:
CNSSI 4009-2015 under quality of service

Glossary Comments

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See NISTIR 7298 Rev. 3 for additional details.