tailieunhanh - Standard update 11.9.02
Tham khảo tài liệu 'standard update ', công nghệ thông tin, quản trị mạng phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | StructuredStructuredStructured CablingCablingCabling StandardStandardStandard UpdatesUpdatesUpdates ByByBy AntonAntonAnton IndrawataIndrawataIndrawata RegionalRegionalRegional TrainerTrainerTrainer 23 Standards Framework Mandatory z Local Authority Technical Standards: z Cable and cabling components (Permit or CCL required) z Wiring Practices (particularly separations/segregation's) Industry Recommendations z ISO/IEC 11801 & EIA/TIA 568 B : Structured Cabling Design, dimensions, component specification, installation practices, compliance testing, Class D or bandwidth up to100MHz, Class E or Cat. 6 bandwidth up to 250 MHz parameters. z EIA/TIA 569A: Design and installation practices of cabling pathways, spaces, support structures, termination, cross connect enclosures and cable entrance facilities. z EIA/TIA 606: Administration of communications cabling systems includes plant symbols, cable records and component labeling. 23 Cabling Standardisation history Cat3 Cat 5 Cat 5E Cat 6, 7 Cat4 TIA/ TIA + TSB + TSB = TIA + TSB + TIA568A = TIA 568-B TIA EIA 568 36 40A 568A 67,72,75 Add 1-5 1,2,3 Class D New Class D Class E, F ISO ISO ISO ISO 11801 11801 11801 Add 1-2 EN EN CENELEC EN 50173 50173 50173 Add 1 1991 1995 19992000 2001 2002 23 ISO/IEC 11801 Standards history The first and most important document in this series is ISO/IEC 11801 ISO/IEC 11801 – 1995: Generic Cabling for Customer Premises z Defines performance of Category 5 / Class D of Basic and Channel Link z Superseded by ISO/IEC 11801 2nd edition 2002 ISO/IEC 11801 AMENDMENT2- 1999 z Major update to ISO/IEC 11801 – 1995 z Adds requirements for new measurements, defines Permanent Link and Channel z Harmonized with EIA/TIA 568B Cat 5E ISO/IEC 11801 2nd edition – 2002 z The 2nd edition incorporate specifications for Category 6 / Class E and Category 7 / Class F cabling components 23 CENELEC Standards history EN 50173 - 1995: Generic Cabling Standard for Customer Premises z .
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