Guidance

PSN Quality of Service (QoS) specification

This publication describes how Quality of Service (QoS) is maintained on PSN.

• From: Cabinet Office
• Published: 27 October 2015
• Last updated: 3 May 2016 — See all updates

Documents

PSN Quality of Service (QoS) specification

Ref: 2015 v1.0 - following review with GCN and PSN service providers

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Details

Read this document to find about:

• the PSN DiffServ region
• PSN service classes
• PSN QoS perfromance requirements

This document contains PSN technical interoperability obligations.

Published 27 October 2015
Last updated 3 May 2016 + show all updates

1. 3 May 2016

   QOS.4 text in DNSP obligations clarified in April 2016. This was only a text change - the intent behind the obligation has not changed.

2. 29 April 2016

   We clarified the text in obligation QOS.4 in April 2016. This was a text change only - not a change to the intent behind the requirement.

3. 27 October 2015

   First published.