N3.3 Network service levels – Network (element) availability

OFCOM implementation of the EU Authorisation Directive

• Title: General Conditions of Entitlement, Unofficial Consolidated Version, section A “Availability of Services”
• Source: OFCOM
• Date: 17 February 2020
• Document: Consolidated-General-Conditions OFCOM_2020

OFCOM guidance on network security – covers network availability

• Title:Ofcom guidance on security requirements in sections 105A to D of the Communications Act 2003
• Source: OFCOM
• Date:18 December 2017
• Document: ofcom-guidance security requirments 2017