Gigabit Internet Access Network of KT, SK Broadband and LG U+
January 13, 2015 | By Netmanias (tech@netmanias.com)
KT has been offering Internet services including LAN, FTTH and XDSL to its 8.1 million subscribers. On Oct. 20, KT launched 1Gbps and 500Mbps Internet access services for UTP and fiber subscribers. KT also launched 500Mbps service (G.hn-based) to phone line subscribers.
SK (SK Telecom/SK Broadband) has been offering Internet services including LAN, FTTH, HFC and XDSL to its 4.7 million subscribers. On Oct. 30, SK launched 1Gbps and 500Mbps Internet access services for UTP and fiber subscribers.
LG U+ has been offering Internet services including LAN, FTTH and HFC to its 3.0 million subscribers. On Nov. 30, LG U+ launched 1Gbps and 500Mbps Internet access services for UTP and fiber subscribers.
1. - 1 2 3 4 KT Total: 8.1 M (Q3 2014) 48.4% 16.2% 35.4% FTTH (3.9 M) XDSL (1.4M) LAN (2.8M) GPON OLT HFR HT7000G • 1G-EPON • 10G-EPON OLT (deployed in 2014) Splitter KT Central Office 100M/500Mbps 100M/500M/1Gbps 100M/500M/1Gbps 1G:1G 10G Commercialized at October 20. 2014 OLT nx1G GPON OLT Splitter SK Central Office OLT SK’s gigabit Internet access network 100M/500M/1Gbps 100M/500M/1Gbps 100M/500M/1Gbps 100M/500M/1Gbps Commercialized at October 20. 2014 2.5G: 1.25G EPON OLT Splitter LG U+ Central Office 100M/500M/1Gbps 100M/500M/1Gbps 1G:1G1G OLT 100M/500M/1Gbps Commercialized at November 30. 2014 1G Apartment or condominium Single home G.hn (phone line) L2 SW (UTP) Giga ONT (fiber) FTTB+LAN FTTH Apartment or condominium Townhome Single home 2-Pair Ethernet Ultra Compact Giga PoE L2 SW Ultra Compact mini ONU Giga ONT (fiber) FTTB+LAN FTTH Apartment or condominium Single home L2 SW (UTP) Giga ONT (fiber) FTTB+LAN FTTH Ultra Compact Giga PoE L2 SW KT’s gigabit Internet access network LG U+’s gigabit Internet access network 10G-EPON OLT ubiQuoss U9500H 2014 DASAN V2724GB Giga L2 ONU 2014 1G EPON OLT DASAN V5724G 1Gbps UTP 1G 1G Phone line 500Mbps 500Mbps 1Gbps UTP 1G PSE(PoE) Giga L2 1G UTP UTP 1G 1G 1G 1G 1Gbps UTP 1G 1G PSE(PoE) Giga L2 1G UTP 1G
E-PON OLT DASAN (V5724G) L3 Switch ubiQuoss (E6100) DASAN (V6848XG) ubiQuoss (U9024A) *LG U+’s FTTH main OLT 2014 2013 E-PON OLTGPON ONU (2-pair Ethernet) HFR H5224G 2013 Ultra Compact mini ONU SysCable S0104P/S0104PI 2014
- 1 2 SK Total: 4.7 M (Q3 2014) FTTH (1.3 M) LAN (1.9 M) XDSL (0.3M) HFC (1.2M) 27.7% 7.3% 39.4% 25.7% nx1G
- 1 2 HFC (0.9 M) LAN (1.8 M) FTTH (0.3 M) LG U+ Total: 3.0 M (Q3 2014) 10.7% 30.2% 59.1% ONU Giga ONTONU Giga ONTONU ONU Mini ONU L3 Switch Giga ONTL2 SwitchL2 Switch Gigabit Internet Access Network of KT, SK Broadband and LG U+ January 13, 2015NETMANIAS ONE-SHOT © 2014 Netmanias • www.netmanias.com