The home of network interoperability standards
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Developing interoperability standards for the UK

NICC is a technical forum for the UK communications sector that develops interoperability standards for public communications networks and services in the UK.  It is an independent organisation owned and run by its members.

It is now necessary to be a member to participate in NICC activities.  Learn more about NICC membership.

The NICC members' site [login required] contains information about forthcoming meetings, working and draft documentation. 

NICC is a trade mark of NICC Standards Ltd.

Latest news

NICC Open Forum and AGM 2019

The NICC Open Forum and AGM 2019 will be held at One Great George Street, London on 27 November 2019. 


New NICC standards are now available on the 'Publications' page;

ND1602V7.1.1 Specification of the Access Network Frequency Plan applicable to transmission systems connected to the BT Access Network and masks spreadsheet

ND1704V3.1.1 End to End Network Performance Rules and Objectives for the Interconnection of NGNs

ND1704V1.1.1 Annex IV Performance Calculator

ND1444V1.1.1 DTMF Best Practice Guide (BPG)

NICC current work

NICC specifications are being developed for the following technical activities and interfaces:

  • ALL IP end to end
  • Nuisance Calls and CLI
  • SIP NNI and Corporate Network Connection
  • IP access to Emergency Services
  • Interworking between network protocols
  • SIP Overload Control
  • Minimum security requires for interconnection CPs
  • Overlapping Gfast and VDSL

These and more current work areas are detailed here.  

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