SDSL or "Symmetric Digital Subscriber Line" is a baseband DSL transmission technology that permits the bi-directional transmission from up to 160 kbps to 2.048 Mbps on a single pair. "VDSL" or "Very High Speed Digital Subscriber Line" is a baseband DSL transmission technology that permits the transmission of up to 52 Mbps downstream (from the Central Office to the End User Customer) and up to 2.3 Mbps digital signal upstream (from the End User Customer to the Central Office). VDSL can also be 26 Mbps symmetrical, or other combination.
STC means the Special Terms and Conditions of Contract.
NOC means National Olympic Committee.
CCTV means closed circuit television.
SDK means the JetBrains Rider Software Development Kit and specifically including any associated JetBrains Rider software files, documentation, software code or other materials made available by JetBrains and any third-party software programs that are owned and licensed by parties other than JetBrains and that are either integrated with or made part of the SDK (collectively, “Third-Party Software”).