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Supplementary information


4G Fourth Generation
5G Fifth Generation
ADSL Asymmetric Digital Subscriber Line
BPO Business Process Outsourcing
BSS Billing Support System
CAPEX Capital Expenditure
CCC Colombo City Centre
CDMA Code Division Multiple Access
CRM Customer Relationship Management
CSP Communication Service Provider
DC HSPA+ Dual-Carrier High Speed Packet Access
DSP Digital Service Provider
EBITDA Earnings Before Interest, Taxes,
Depreciation and Amortisation
EPF Employees’ Provident Fund
ERP Enterprise Resource Planning
ETF Employees’ Trust Fund
FBB Fixed Broadband
FTTH Fibre-To-The-Home
FTTN Fibre-To-The-Node
Gbps Gigabits per second
GRI Global Reporting Initiative
GTH Global Telecommunications Holdings
HDTV High Definition Television
HSPA High Speed Packet Access
ICT Information and Communication Technologies
ICTA Information and Communication
Technology Agency
IDD International Direct Dialling
IMS IP Multimedia Subsystem
INED Independent Non-Executive Director
IoE Internet of Everything
IoT Internet of Things
IPTV Internet Protocol Television
ISP Internet Service Provider
ITU International Telecommunication Union
KPI Key Performance Indicator
KPO Knowledge Process Outsourcing
LED Light Emitting Diode
LGN Lanka Government Network
LTE Long-Term Evolution
MBB Mobile Broadband
Mbps Megabits per second
MIMO Multiple-Input and Multiple-Output
MoU Memorandum of Understanding
MPLS Multi Protocol Label Switching
NB-IoT Narrowband Internet of Things
NBN National Backbone Network
NED Non-Executive Director
NFV Network Functions Virtualisation
NGN Next Generation Network of Sri Lanka
OPEX Operating Expenses
OSS Operational Support System
OTT Over the Top
PEO TV Personalised Entertainment Option Television
PIOCMA Pacific and Indian Ocean Cable
Maintenance Agreement
PoP Point of Presence
PSTN Public Switched Telephone Network
RCS Rich Communications Suite
SAFA South Asian Federation of Accountants
SDN Software-Defined Networking
SEA ME WE South East Asia-Middle East-West Europe
SEAIOCMA South East Asia and Indian Ocean Cable Maintenance Agreement
SLBN Sri Lanka Telecom Broadband Network
SLFRS Sri Lanka Accounting Standards
SLIM Sri Lanka Institute of Marketing
SME Small and Medium Enterprise
SOA Service Oriented Architecture