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3 LAN Ethernet( ) TSS(Time Sharing System:
) TSS CPU TSS LAN 3Mbit/s 10Mbit/s 9.6Kbit/s LAN DEC Intel 3 DIX DIX 10Mbit/s 500m 10Base5 LAN IEEE802 IEEE802.3 100Mbit/s 100BaseTX TCP/IP Ethernet LAN 7 0 1 1 FTP 4
LAN 5
LAN(Local Area Network) 1. 2. HUB 3. 6
3. 3-1. 7
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4. 13
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4-5. 18
1GB PC PC PC 1 30MB 2 30MB 125MB 11 1 30MB 125MB 11 30MB 125MB 19
5. 5- -1 (10BaseT HUB) (ms) (MB/s) 1 29165 1.028 2 29152 1.029 3 29150 1.029 29155.6 1.028 (10BaseT HUB) (ms) (MB/s) 1 30728 0.976 2 30598 0.980 3 30653 0.979 30659.6 0.978 (100BaseT HUB 3m) (ms) (MB/s) 1 9912 3.027 2 7612 3.941 3 7480 4.011 8334.7 3.660 ( 11m) (ms) (MB/s) 1 8028 3.737 2 9094 3.299 3 9214 3.256 8778.7 3.417 ( 11m) (ms) (MB/s) 1 8706 3.446 2 7960 3.769 3 8923 3.362 8529.7 3.517 20
5-2. 10BaseT HUB 10BaseT HUB 1 HUB 10Base HUB 1.25MB/s 4MB/s 3.6MB/s 100Base HUB 12.5MB/s 3.7MB/s 3.4MB/s 3.7MB/s 3.5MB/s 21
5- -2 ( 4m) 30MB 120MB (ms) (MB/s) (m/s) (MB/s) 1 8468 3.542 37468 3.203 2 8869 3.383 35283 3.401 3 8513 3.524 36079 3.326 8617 3.481 36277 3.308 30MB 120MB (ms) (MB/s) (m/s) (MB/s) 1 8690 3.452 36442 3.293 2 8651 3.468 35850 3.347 3 9271 3.236 38038 3.155 8870 3.382 36777 3.263 30MB 120MB (ms) (MB/s) (m/s) (MB/s) 1 8970 3.344 36327 3.303 2 8714 3.443 38915 3.083 3 9013 3.329 36027 3.331 8899 3.371 37090 3.235 22
5-4. LAN 30MB 6m 4m 253ms 6m 17m 29ms 3 120MB 23
5-5. 4-3 30MB 120MB (ms) (MB/s) (m/s) (MB/s) 1 8391 3.575 31672 3.799 2 8379 3.580 32343 3.710 3 8388 3.577 32167 3.731 8386 3.577 32060 3.743 30MB 120MB (ms) (MB/s) (m/s) (MB/s) 1 9849 3.046 35733 3.358 2 9073 3.307 33739 3.557 3 9602 3.124 33816 3.549 9508 3.155 34429 3.485 30MB 120MB (ms) (MB/s) (m/s) (MB/s) 1 10019 2.994 39649 3.027 2 11170 2.686 39400 3.046 3 9558 3.139 39013 3.076 10249 2.927 39354 3.049 24
5-6. HUB HUB 30MB 1 HUB 1 120MB 1 2 2 2 3 4 HUB HUB 25
5-7. 4-4 30MB 120MB (ms) (MB/s) (m/s) (MB/s) 1 8215 3.652 31646 3.792 2 8531 3.517 31863 3.766 3 8282 3.622 32543 3.687 8343 3.596 32017 3.748 30MB 120MB (ms) (MB/s) (ms) (MB/s) 1 8776 3.418 33579 3.574 2 7798 3.847 32008 3.749 3 7920 3.788 34355 3.493 8165 3.674 33314 3.602 26
5-8. 30MB 50m 11m 120MB 100Base HUB 27
5-9. 4-5 (ms) (MB/s) 1 15021 1.997 2 12051 2.489 3 10674 2.811 4 10112 2.967 11964.5 2.566 (ms) (MB/s) 1 10944 2.729 2 13443 2.232 3 10258 2.925 4 9229 3.250 10968.5 2.784 (ms) (MB/s) 1 91794 1.362 2 71884 1.739 3 69509 1.798 4 67989 1.838 75294 1.684 (ms) (MB/s) 1 14652 2.048 2 20843 1.439 3 8846 3.391 14786 2.293 (ms) (MB/s) 1 99495 1.256 2 84969 1.471 3 80373 1.555 88279 1.427 28
(ms) (MB/s) 1 15036 1.995 2 10764 2.787 3 9314 3.221 11704.7 2.668 (ms) (MB/s) 1 83918 1.490 2 68883 1.815 3 64688 1.932 72496.3 1.746 (ms) (MB/s) 1 21381 1.403 2 15235 1.969 3 11873 2.527 16163 1.856 (ms) (MB/s) 1 107546 1.162 2 82863 1.509 3 83039 1.505 91149.3 1.392 (ms) (MB/s) 1 15639 1.918 2 14185 2.115 3 11921 2.517 13915 2.183 (ms) (MB/s) 1 100281 1.246 2 87850 1.423 3 79876 1.565 89335.7 1.399 29
(MB/s) 30MB 125MB 30MB 1.1MB/s 1 2 0.326MB/s 30
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