ã¡ãã£ã¢èšäº
å
åç·ãªã®ã«100Mbpsãåºãªã â ã±ãŒãã«å€ãããçéã«ãåå ã ã£ããCAT5ãã±ãŒãã«ãšã¯äœãæ¥è
ã«èããŠã¿ã
ããºãææ°ããŒã¯ 86
twitterã³ã¡ã³ã 148ä»¶äž 101ïœ148件
å®å®¶ã®ã€ã³ã¿ãŒããããããã ã£ããã©ãé
ç·åšãã10幎20幎åã ã£ããããã®ã§ãã«ãŒã¿ãŒãå
Lanã³ã³ããŒã¿ãŒãèŠçŽããšâ
ä»åŸãèŠæ Œå€æŽã¯ãããšæãã®ã§å€ããããç¶æ
ã«ããªããšã§ããð€
æ°ç¯ã§ãé ç·ç°å¢ãé æ ®ãããŠããªãããšãããã®ã§
æ°ç¯ã建ãŠããšãã¯å±å é ç·ã®ç¶æ ã¯ç¢ºèªãã¹ãã
æ°ç¯ã§ãé ç·ç°å¢ãé æ ®ãããŠããªãããšãããã®ã§
æ°ç¯ã建ãŠããšãã¯å±å é ç·ã®ç¶æ ã¯ç¢ºèªãã¹ãã
æ代ã ãã©ã«ã5eã§ã家åºçšãªãåé¡ãªãã§ããããããã«ã«ã5ã¯å
¥ãæããæ¹ãè¯ãïŒ
ã¬ã¢ã ãã©ãã«ã3ãèŠãããã
ã¬ã¢ã ãã©ãã«ã3ãèŠãããã
ã«ããŽãªãŒããææãã®4è¯ã®æ¹ãåé¡
ããèŠãŠèª¿ã¹ãããã¡ãCAT5ã ã£ããã€ãã§ã«NTTã®åéã«èŠãŠããã£ãããã¢ãã ãæ°å¹Žåã«ç¡æ亀æ察象ã®å€ãæ©åšã ã£ããå€ãããã»ã»ã»ã
ãµã³ã¯ãµãã©ã€ã¯1000Base-Tã§ãŸãšãã«éä¿¡ã§ããªãCAT5ã±ãŒãã«ã販売ããŠãã®ãïŒ ããã£ãŠãæ¬ é¥ååã売ã£ãŠãŸãããšããèªçœã ãïœ :
ãã¡ãé
ããªã£ãšæã£ãŠãããå
åç·èªäœã100mbã§ãããã€ããŒã«é»è©±ããã1gbã«å€æŽã§ããã
ããã«åãããŠã家ã®é ç·ãCat6aã«ããã
ããã«åãããŠã家ã®é ç·ãCat6aã«ããã
(Ï)ïŸ
ãµã³ã¯ãµãã©ã€ãäžå¿ã¯ã¡ãŒã«ãŒãªãã ãããåãåãæµãã¹ãã§ãªãããŸãšããªå質ã®CAT5ã±ãŒãã«ãªã1Gbpsã®LANã§é床äœäžã¯èµ·ããªã :
ãã¿ã©ã¡ãªèª¬æããŠããšæã£ãããµã³ã¯ãµãã©ã€ããæ£ããCAT5ã±ãŒãã«ã¯ïŒè¯ã§1Gbpsã®LANé
ç·ã§ãåé¡ãªã䜿ãããïŒè¯ã¯ãã€ã³ããCAT5ã :
確ãã«æãã¬ããå
å·¥äºããŠããã£ããšãã«ONUã«ã€ããŠãã±ãŒãã«4è¯ã ã£ãèšæ¶ããããããªã®èŠããããç®±ã«å
¥ãã£ã±ãªãã«ããŠããã©
åç·é床ãåºãªã人ã¯LANã±ãŒãã«èªäœãèŠçŽãã®ã倧äºããã
ããã¯çµæ§ãããã( âÏâ )
éžè¬ã®èª€å®¶åºãããªããªããã«ã5eã®æ®åã¿ã€ãã§è¶³ãã¯ãã
ãåžæœãšããŠ6ãè²·ãã®ã¯éªéããªããã©ã
äžè¬ã®ã家åºãªãã¹ããŒããã¹ãã§100Måºããå°ããã
ãåžæœãšããŠ6ãè²·ãã®ã¯éªéããªããã©ã
äžè¬ã®ã家åºãªãã¹ããŒããã¹ãã§100Måºããå°ããã
LANã±ãŒãã«ã ãã§ãªãHDMIãUSBãã³ãã¯ã¿ãã±ãŒãã«ãåã圢ãªã®ã«èŠæ Œãåããªãå ŽåããããŸããã
å®ã®æã¡è ãã«ãªããªãããã«ããªããã°ã
å åç·ãªã®ã«100Mbpsãåºãªã
å®ã®æã¡è ãã«ãªããªãããã«ããªããã°ã
å åç·ãªã®ã«100Mbpsãåºãªã
äžæ¹ã§ããããªãšæãã®ã¯ãããã§ãéä¿¡èªäœã¯ã¡ãããšè¡ããäžäœäºæã®é«ãããã仮㫠CAT3 ãŸã§èœãšãããšããŠããããäžäœäºæãä¿ã£ããŸãŸçŸä»£ã®é床ãŸã§èŠæ Œãæ¡åŒµãç¶ããããã®ããããã
ããããµãŒãã¹ã®ä»ããŠãããã³ã·ã§ã³ãè³è²žã¢ããŒãã§ã¯åé
çšã®LANããã100Mbpsçšã ã£ãããããšä»£ããã ãã§æ¹åãããããŸãã
æè¿èŠããããªè©±ã ãšæã£ããããã®è©±ãã ããã¬ããå
ã«ããã®ã2003ïœ4幎ããããå
é
ç·æ¹åŒãžã®åãæ¿ãã2018幎ããâŠæ¥è
ãVDSLã®ã±ãŒãã«ããã®ãŸãŸåå©çšããŠããŸã£ãã®ã§ã¯ãªããã
10幎以äžã®äŒæ¥ãªããããšåœããåã®è©±ã
èªå®
æç·ã¯ã«ããŽãª6ã ã£ããäžèšãµã€ãã§ã¯6Aããªã¹ã¹ã¡ãããŠããããŒãã
âå
åç·ãªã®ã«100Mbpsãåºãªãâ ãã¬ããå
ã§VDSLãªæã家ã®ããšãèããŠãã ããïŒæ³£ïŒã¯ãœãªãïŒ
ã±ãŒãã«ã§é床ãå€ããã®ã¯æ¥çã§ã¯åžžèã§ãã
ã±ãŒãã«ã¯CAT6A以äžãéä¿¡æ©åšã1GBbps以äžã«å¯Ÿå¿ããŠãããã®ç¢ºèªãéèŠãã¡ãªã¿ã«CAT8ã¯æ®ã©ã®å®¶åºã§ã¯ãªãŒããŒã¹ããã¯ã ãšæããŸãð
ã»
ã»
ãã¡ã¯100Mbps以äžèšæž¬ã§ããŠãã®ã§ããããéã
"ã±ãŒãã«ã亀æããŠãæ¯èŒããæ¹æ³ãç®å®ã«ã¯ãªããŸããæ£ç¢ºã«èšæž¬ããã«ã¯ãå°çšã®LANã±ãŒãã«ãã¹ã¿ãŒã§ãã±ãŒãã«ã®æ§èœè©ŠéšïŒNEXTãRLãªã©ïŒãè¡ãå¿
èŠâŠ"
ãã¡ãïŒå確èªããŠã¿ãªããšãªããã
å
åç·ãªã®ã«100Mbpsãåºãªã...
âŠãCAT5èŠæ Œã¯2察ïŒ4è¯ïŒ~10ïŒ100MbpsLANçš~CAT5eèŠæ Œã¯4察ïŒ8è¯ïŒ~1000Mbpsçš~8è¯ãš4è¯ãååšããçç±~ææã³ã¹ã~2011幎以åã«ãã¬ãã~æ¥è ãVDSLã®ã±ãŒãã«ããã®ãŸãŸåå©çšã
âŠãCAT5èŠæ Œã¯2察ïŒ4è¯ïŒ~10ïŒ100MbpsLANçš~CAT5eèŠæ Œã¯4察ïŒ8è¯ïŒ~1000Mbpsçš~8è¯ãš4è¯ãååšããçç±~ææã³ã¹ã~2011幎以åã«ãã¬ãã~æ¥è ãVDSLã®ã±ãŒãã«ããã®ãŸãŸåå©çšã
éãã«ãã ããå²ã«çå±ãç¥ããªãã®ã¯ãªãâŠð€
ä»ã§ãVDSLãã䜿ããªããã ãâŠãã¡ã¯âŠâŠð°
ãšã¯ããå® å 転éã ãã§ãéãåºæ¥ãããã«äžéšã¯CAT6ã«ããŠããã¯ãããª
ãšã¯ããå® å 転éã ãã§ãéãåºæ¥ãããã«äžéšã¯CAT6ã«ããŠããã¯ãããª
ãã¬ããADSLããããã䜿ã£ãŠããŠãŒã¶ãŒã¯ã確èªãâŠ
ç§ãå€ãLANã±ãŒãã«ã®çªãæããŠæ°ããã®ã«äº€æãããã¡ããã£éããªã£ãããšããããŸãâŠð
ç§ãå€ãLANã±ãŒãã«ã®çªãæããŠæ°ããã®ã«äº€æãããã¡ããã£éããªã£ãããšããããŸãâŠð
ãªãã»ã©ãããã¯ç¡ããã
CAT5eã§ãèŠæ Œã®ãªã®ãªã§äžå®ã ãã家ã®ã±ãŒãã«ã¯å
šéš6ã6Aã«ããŠã(STP察å¿ã®æ©åšã¯7ã)
ãã¡ã®å
åç·ã¯100MbpsããåºãŸãã
ä»ã¯äº¡ããã€ããŒãã¡ããªãŒã¿ã€ãã ããã
GE-PONã ãã©OLTåŽã§100Mbps/FDXåºå®ã«ãªã£ãŠã
ä»ã¯äº¡ããã€ããŒãã¡ããªãŒã¿ã€ãã ããã
GE-PONã ãã©OLTåŽã§100Mbps/FDXåºå®ã«ãªã£ãŠã
ã¯ãããã¡ãéé2004幎çµ
HGWã¯äº€æãããã©
ãã£ãã±ãŒãã«èŠçŽãã¹ããã
HGWã¯äº€æãããã©
ãã£ãã±ãŒãã«èŠçŽãã¹ããã
éäžãŸã§èªãã§ããã¡ãå€ããã°ãã£ãšéããªãããïŒããšãŠããŠãããªãã確èªããããCAT6ã ã£ãâŠ
ããã«ããã¯ãã©ãã¯ã±ãŒã¹ãã€ã±ãŒã¹ã ãã©ãããåç·ãã ããªãšããããã
ONUããå
ãNTTãã±ãŒããªã³ã°ïŒåŠã ãªâŠ
ïŒCAT5èŠæ Œã®æéã¯çã
çãã£ãã£ãïŒããã¶ããäžè©±ã«ãªã£ããããªæ°ããããã©ãæ°ã®ãããªã®ããªã
çãã£ãã£ãïŒããã¶ããäžè©±ã«ãªã£ããããªæ°ããããã©ãæ°ã®ãããªã®ããªã
è²ã
ãšäžèŠèãªäººéã®ãããšã (ã©ã¡ããç解ããŠããªã) ãšããæãã§ãã¹ãã¬ã¹ãããŸããª
ãå
åç·ã ãã©100Mbpsãåºãªãããç
œãããŠããªâŠâŠïŒãã³ã·ã§ã³ã®äžéãŸã§ã¯å
åç·ã ãããããå
ã¯VDSLãªããã100Mbpså
šç¶ã§ãªã
âŠã±ãŒãã«âŠ!?(^^;
æ®éã«ããããµãŒãã£ã³ãããåç»èŠèŽããããããªã100MbpsåºãŠãªããŠã50Mbpsã§ãå
åãããã§ããã
äŒç€Ÿã§å°å³ãªå«ãããã«äœ¿ãããã®ã±ãŒãã«ãããªãã£ãã®ïœ
ïŒ
ïŒ
ãã¡ãã£ãšã¿ãŠã¿ãã
èšäºã«ãªã£ãŠããããµã³ã¯ãµãã©ã€ã NTT ã«ãåæð >
æ¥è
ãå€ãã±ãŒãã«åå©çšããŠç¹ãã ããâŠ
ãµã³ã¯ãµãã©ã€ãšNTTã«è©±ãèããŠã¿ãŸãã
å㞠次ãž
å®æã«CAT7ãæ瀺ããªãã ãã§è¯èšäº