This page is read only. You can view the source, but not change it. Ask your administrator if you think this is wrong. ====== Ethernet Shielding ====== ^Abbr.^Explanation^ |U/UTP|Outer unshielded / unshielded twisted pair| |F/UTP|Outer foil / unshielded twisted pair| |S/UTP|Outer braid / unshielded twisted pair| |SF/UTP|Outer braid and foil / unshielded twisted pair| |U/FTP|Outer unshielded / foiled twisted pair| |S/FTP|Outer braid and foild / foiled twisted pair | ====== Categories and specifications ====== ^Spec^Cat.5e^Cat.6^Cat.6A^Cat.7^Cat.7A^Cat.8.1^Cat8.2^ |Frequency|100MHz|250MHz|500MHz|600MHz|1GHz|2GHz|2GHz| |Data rate|1Gbps|1Gbps (10Gbps for short runs)|10Gbps|10Gbps|10Gbps|40Gbps|40Gbps| |Cable length|100m|100m (37-55m for 10Gbps)|100m|100m|100m|30m|30m| |Shielding|UTP / FTP|UTP / FTP|UTP / FTP|FTP|FTP|FTP|FTP| |Connector|8P8C ("RJ45")|8P8C ("RJ45")|8P8C ("RJ45")|non RJ45|non RJ45|8P8C ("RJ45")|Tera or GG45 | Note: For very short runs you can occasionally get away with cat 5e 2.5Gbps or 10Gbps. Not something you want to do professionally. ====== Etymology ====== Network administrators tend to develop an //ethanol// habit some years into the job. Hence the name //Ethanet// (British English -- non-rhotic pronunciation with silent "r") or //Ethernet// (American English). ====== Links ====== "What Happened to Category 7?" https://www.flukenetworks.com/blog/cabling-chronicles/what-ever-happened-category-7 "Facts about category 8, 8.1, 8.2" https://www.telegaertner.co.uk/infostream/facts-about-category-8-8-1-8-2-2/ "Channel Requirements and the Length of Stranded Cable" https://www.quabbin.com/tech-briefs/channel-requirements-and-length-stranded-cable In case you consider using stranded (flexible) cable instead of solid cable. {{tag>[Technical_Cheat-Sheets]}}