Debt Investor Presentation November 2019

Appendix: Key Terms Term ADSL Description Asymmetric digital subscriber line a communication technology allowing high-speed data transfer over copper-based access networks in the local loop ARPU Average revenue per user CIP Crown Infrastructure Partners FTTH Fibre to the home GBs Gigabits per second. A measure of data consumption HFC Hybrid fibre copper IoT LFC Mbps ONT Internet of things - network of physical devices, vehicles, home appliances and other items embedded with electronics, software, sensors, actuators, and network connectivity which enables these objects to be connected and exchange data. Local fibre company - the companies responsible for the roll out, provisioning and maintenance of the UFB network Megabits per second. A measure of network speed Optical network terminal. General term for a specialised piece of network equipment that terminates a single dark fibre and is located at the End User premises PON RAB Passive optical network. A line consisting of optical fibres spliced end-to-end possibly via a splitter Regulated asset base VDSL Very high bit rate digital subscriber line - the highest speed variant of ADSL technology WACC Weighted average cost of capital 31 November 2019 DEBT INVESTOR PRESENTATION CHORUS

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