인터넷 속도 측정 KT How to measure KT Internet speed and what to do when the speed is low
인터넷 속도 측정 KTThe reason KT Internet is 100% symmetrical Internet is because it installed all optical cables in the region in 2008, and is currently working on replacing copper cables with optical cables in homes and apartments. Since the optical cables installed across the country were installed by KT, LG U+ and SK both … Read more