2022 NICC Open Forum will take place on the 15th November 2022.
The presentations from the 2021 NICC Open Forum are now available. Please following the link below.
NICC current work
NICC specifications are being developed for the following technical activities and interfaces:
- Ensuring interoperability of IP networks and service, developing signalling protocol interfaces
- Stopping nuisance calls, managing CLI rules and implementation guidance
- Delivering emergency calls over the network
- Providing customer and network protection guidance
Latest Publications
Download ND1443 V2.1.1 Guidelines for the Security of All-IP Telephony (All-IPT) Service in the UK Telecommunications Network
Guidelines for the Security of All-IP Telephony (All-IPT) Service in the UK Telecommunications Network
Download ND1704 V4.2.1 End-to-End Network Performance Rules & Objectives for the Interconnection of NGNs
End-to-End Network Performance Rules & Objectives for the Interconnection of NGNs
Download ND1037 SIP - ISUP NNI Interworking
SIP - ISUP NNI Interworking
Download ND1519 Implications and Consequences of the UK implementing ETSI ES 203 178
Implications and Consequences of the UK implementing ETSI ES 203 178
Download ND1704 V4.1.1 End-to-End Network Performance Rules & Objectives for the Interconnection of NGNs
End-to-End Network Performance Rules & Objectives for the Interconnection of NGNs
Download ND1034 V2.2.1 UK SIPconnect Endorsement
UK SIPconnect Endorsement
Download ND1016 V4.3.1 Requirements on Communications Providers in relation to Customer Line Identification display services and other related services
Requirements on Communications Providers in relation to Customer Line Identification display services and other related services
Download ND1447 V1.1.1 Guidance on blocking of inbound international calls with UK Network Number as CLI
Guidance on blocking of inbound international calls with UK Network Number as CLI
About NICC
NICC Standards Limited 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.
Tell me more