Show pagesourceBack to top Share via Share via... Twitter LinkedIn Telegram Yammer RedditRecent ChangesSend via e-MailPrintPermalink × Table of Contents Ethernet Copper cable categories: Shielding: Cabling not to be confused with Internet over cable. Ethernet Standards: ISO/IEC 11801 Copper cable categories: Category MHz max. link speed comments 5/5e 100 5G Most Cat.5 cables meet 5e specs, most 5/5e cables are unshielded 6 250 10G (55m) 6A 500 7 600 10G (100m) 8 (TIA) 2000 40G (30m), 10G (100m) not ratified by IEC 8.1 (ISO) 2000 40G 8.2 (ISO) 2000 40G not backwards compatible with RJ45 Shielding: see also: Wikipedia on cable shielding IEC 11801 designation Cable shielding Pair shielding (foil) Foil Braiding U/UTP ❌️ ❌️ ❌️ U/FTP ❌️ ❌️ ✅️ F/UTP ✅️ ❌️ ❌️ S/UTP ❌️ ✅️ ❌️ SF/UTP ✅️ ✅️ ❌️ F/FTP ✅️ ❌️ ✅️ S/FTP ❌️ ✅️ ✅️ SF/FTP ✅️ ✅️ ✅️ Last modified: 2020-10-20 09:13