--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/presen/sigOS/images/multicast.svg	Mon Feb 05 17:54:31 2018 +0900
@@ -0,0 +1,276 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   viewBox="0 0 661.33331 449.33334"
+   height="449.33334"
+   width="661.33331"
+   xml:space="preserve"
+   version="1.1"
+   id="svg2"><metadata
+     id="metadata8"><rdf:RDF><cc:Work
+         rdf:about=""><dc:format>image/svg+xml</dc:format><dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" /></cc:Work></rdf:RDF></metadata><defs
+     id="defs6"><clipPath
+       id="clipPath18"
+       clipPathUnits="userSpaceOnUse"><path
+         id="path20"
+         d="M 0,0 496,0 496,337 0,337 0,0 Z" /></clipPath></defs><g
+     transform="matrix(1.3333333,0,0,-1.3333333,0,449.33333)"
+     id="g10"><g
+       id="g12" /><g
+       id="g14"><g
+         clip-path="url(#clipPath18)"
+         id="g16"><path
+           id="path22"
+           style="fill:#ffffff;fill-opacity:1;fill-rule:nonzero;stroke:none"
+           d="m -19,766 559,0 0,-783 -559,0 0,783 z" /><path
+           id="path24"
+           style="fill:#ffffff;fill-opacity:1;fill-rule:nonzero;stroke:none"
+           d="m 326.4837,286.2037 c 39.9801,-22.9784 39.9801,-60.2337 0,-83.2121 -39.9799,-22.9784 -104.8,-22.9784 -144.7799,0 -39.9801,22.9784 -39.9801,60.2337 0,83.2121 39.9799,22.9785 104.8,22.9785 144.7799,0" /><g
+           transform="matrix(1,0,0,-1,-19,766)"
+           id="g26"><path
+             id="path28"
+             style="fill:none;stroke:#000000;stroke-width:1;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:10;stroke-dasharray:none;stroke-opacity:1"
+             d="m 345.4837,479.7963 c 39.9801,22.9784 39.9801,60.2337 0,83.2121 -39.9799,22.9784 -104.8,22.9784 -144.7799,0 -39.9801,-22.9784 -39.9801,-60.2337 0,-83.2121 39.9799,-22.9785 104.8,-22.9785 144.7799,0" /></g><path
+           id="path30"
+           style="fill:#ffffff;fill-opacity:1;fill-rule:nonzero;stroke:none"
+           d="m 216.6875,292.1875 74.8125,0 0,-41.625 -74.8125,0 0,41.625 z" /><g
+           transform="matrix(1,0,0,-1,-19,766)"
+           id="g32"><path
+             id="path34"
+             style="fill:none;stroke:#000000;stroke-width:1;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:10;stroke-dasharray:none;stroke-opacity:1"
+             d="m 235.5,474.5 75,0 0,41 -75,0 0,-41 z" /></g><g
+           transform="matrix(1,0,0,-1,254.0938,271.375)"
+           id="g36"><text
+             id="text38"
+             style="font-variant:normal;font-weight:normal;font-size:12px;font-family:Helvetica;-inkscape-font-specification:Helvetica;writing-mode:lr-tb;fill:#000000;fill-opacity:1;fill-rule:nonzero;stroke:none"
+             transform="translate(-14.34375,-3)"><tspan
+               id="tspan40"
+               y="0"
+               x="0 6.6743999 13.3488 19.348801 26.023199">Local</tspan></text>
+</g><g
+           transform="matrix(1,0,0,-1,254.0938,271.375)"
+           id="g42"><text
+             id="text44"
+             style="font-variant:normal;font-weight:normal;font-size:12px;font-family:Helvetica;-inkscape-font-specification:Helvetica;writing-mode:lr-tb;fill:#000000;fill-opacity:1;fill-rule:nonzero;stroke:none"
+             transform="translate(-13.33301,11)"><tspan
+               id="tspan46"
+               y="0"
+               x="0 8.6664 16.670401">DSM</tspan></text>
+</g><g
+           transform="matrix(1,0,0,-1,254.0938,317.75)"
+           id="g48"><text
+             id="text50"
+             style="font-variant:normal;font-weight:normal;font-size:16px;font-family:Helvetica;-inkscape-font-specification:Helvetica;writing-mode:lr-tb;fill:#000000;fill-opacity:1;fill-rule:nonzero;stroke:none"
+             transform="translate(-24.46094,5.5)"><tspan
+               id="tspan52"
+               y="0"
+               x="0 11.5552 20.454399 29.3536 38.2528">NodeA</tspan></text>
+</g><path
+           id="path54"
+           style="fill:#ffffff;fill-opacity:1;fill-rule:nonzero;stroke:none"
+           d="m 291.935,235.9611 c 20.8992,-9.8851 20.8992,-25.9121 0,-35.7972 -20.8992,-9.8852 -54.7833,-9.8852 -75.6825,0 -20.8992,9.8851 -20.8992,25.9121 0,35.7972 20.8992,9.8852 54.7833,9.8852 75.6825,0" /><g
+           transform="matrix(1,0,0,-1,-19,766)"
+           id="g56"><path
+             id="path58"
+             style="fill:none;stroke:#000000;stroke-width:1;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:10;stroke-dasharray:none;stroke-opacity:1"
+             d="m 310.935,530.0389 c 20.8992,9.8851 20.8992,25.9121 0,35.7972 -20.8992,9.8852 -54.7833,9.8852 -75.6825,0 -20.8992,-9.8851 -20.8992,-25.9121 0,-35.7972 20.8992,-9.8852 54.7833,-9.8852 75.6825,0" /></g><g
+           transform="matrix(1,0,0,-1,254.0938,218.0625)"
+           id="g60"><text
+             id="text62"
+             style="font-variant:normal;font-weight:normal;font-size:12px;font-family:Helvetica;-inkscape-font-specification:Helvetica;writing-mode:lr-tb;fill:#000000;fill-opacity:1;fill-rule:nonzero;stroke:none"
+             transform="translate(-23.67188,-10)"><tspan
+               id="tspan64"
+               y="0"
+               x="0 9.9960003 16.670401 19.3368 22.670401 25.3368 31.3368 38.0112 44.0112">Multicast</tspan></text>
+</g><g
+           transform="matrix(1,0,0,-1,254.0938,218.0625)"
+           id="g66"><text
+             id="text68"
+             style="font-variant:normal;font-weight:normal;font-size:12px;font-family:Helvetica;-inkscape-font-specification:Helvetica;writing-mode:lr-tb;fill:#000000;fill-opacity:1;fill-rule:nonzero;stroke:none"
+             transform="translate(-13.33301,4)"><tspan
+               id="tspan70"
+               y="0"
+               x="0 8.6664 16.670401">DSM</tspan></text>
+</g><g
+           transform="matrix(1,0,0,-1,254.0938,218.0625)"
+           id="g72"><text
+             id="text74"
+             style="font-variant:normal;font-weight:normal;font-size:12px;font-family:Helvetica;-inkscape-font-specification:Helvetica;writing-mode:lr-tb;fill:#000000;fill-opacity:1;fill-rule:nonzero;stroke:none"
+             transform="translate(-27.66797,18)"><tspan
+               id="tspan76"
+               y="0"
+               x="0 3.9960001 13.992 20.666401 23.3328 26.666401 29.3328 35.332802 42.007198 48.007198 51.340801">“multicast”</tspan></text>
+</g><path
+           id="path78"
+           style="fill:#ffffff;fill-opacity:1;fill-rule:nonzero;stroke:none"
+           d="m 129.9655,108.2544 c 27.1294,-17.24408 27.1294,-45.20222 0,-62.4463 -27.1292,-17.24416 -71.11431,-17.24416 -98.24352,0 -27.129353,17.24408 -27.129353,45.20222 0,62.4463 27.12921,17.2442 71.11432,17.2442 98.24352,0" /><g
+           transform="matrix(1,0,0,-1,-19,766)"
+           id="g80"><path
+             id="path82"
+             style="fill:none;stroke:#000000;stroke-width:1;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:10;stroke-dasharray:none;stroke-opacity:1"
+             d="m 148.9655,657.7456 c 27.1294,17.2441 27.1294,45.2022 0,62.4463 -27.1292,17.2442 -71.11431,17.2442 -98.24352,0 -27.12935,-17.2441 -27.12935,-45.2022 0,-62.4463 27.12921,-17.2442 71.11432,-17.2442 98.24352,0" /></g><path
+           id="path84"
+           style="fill:#ffffff;fill-opacity:1;fill-rule:nonzero;stroke:none"
+           d="m 43.4375,97.84375 74.8125,0 0,-41.625 -74.8125,0 0,41.625 z" /><g
+           transform="matrix(1,0,0,-1,-19,766)"
+           id="g86"><path
+             id="path88"
+             style="fill:none;stroke:#000000;stroke-width:1;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:10;stroke-dasharray:none;stroke-opacity:1"
+             d="m 62.5,668.5 75,0 0,42 -75,0 0,-42 z" /></g><g
+           transform="matrix(1,0,0,-1,80.84375,77.03125)"
+           id="g90"><text
+             id="text92"
+             style="font-variant:normal;font-weight:normal;font-size:12px;font-family:Helvetica;-inkscape-font-specification:Helvetica;writing-mode:lr-tb;fill:#000000;fill-opacity:1;fill-rule:nonzero;stroke:none"
+             transform="translate(-14.34375,-3)"><tspan
+               id="tspan94"
+               y="0"
+               x="0 6.6743999 13.3488 19.348801 26.023199">Local</tspan></text>
+</g><g
+           transform="matrix(1,0,0,-1,80.84375,77.03125)"
+           id="g96"><text
+             id="text98"
+             style="font-variant:normal;font-weight:normal;font-size:12px;font-family:Helvetica;-inkscape-font-specification:Helvetica;writing-mode:lr-tb;fill:#000000;fill-opacity:1;fill-rule:nonzero;stroke:none"
+             transform="translate(-13.33301,11)"><tspan
+               id="tspan100"
+               y="0"
+               x="0 8.6664 16.670401">DSM</tspan></text>
+</g><path
+           id="path102"
+           style="fill:#ffffff;fill-opacity:1;fill-rule:nonzero;stroke:none"
+           d="m 303.2311,104.3169 c 27.1294,-17.24408 27.1294,-45.20222 0,-62.4463 -27.1292,-17.24416 -71.1143,-17.24416 -98.2435,0 -27.1293,17.24408 -27.1293,45.20222 0,62.4463 27.1292,17.2442 71.1143,17.2442 98.2435,0" /><g
+           transform="matrix(1,0,0,-1,-19,766)"
+           id="g104"><path
+             id="path106"
+             style="fill:none;stroke:#000000;stroke-width:1;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:10;stroke-dasharray:none;stroke-opacity:1"
+             d="m 322.2311,661.6831 c 27.1294,17.2441 27.1294,45.2022 0,62.4463 -27.1292,17.2442 -71.1143,17.2442 -98.2435,0 -27.1293,-17.2441 -27.1293,-45.2022 0,-62.4463 27.1292,-17.2442 71.1143,-17.2442 98.2435,0" /></g><path
+           id="path108"
+           style="fill:#ffffff;fill-opacity:1;fill-rule:nonzero;stroke:none"
+           d="m 216.7031,93.90625 74.8125,0 0,-41.625 -74.8125,0 0,41.625 z" /><g
+           transform="matrix(1,0,0,-1,-19,766)"
+           id="g110"><path
+             id="path112"
+             style="fill:none;stroke:#000000;stroke-width:1;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:10;stroke-dasharray:none;stroke-opacity:1"
+             d="m 235.5,672.5 75,0 0,41 -75,0 0,-41 z" /></g><g
+           transform="matrix(1,0,0,-1,254.1094,73.09375)"
+           id="g114"><text
+             id="text116"
+             style="font-variant:normal;font-weight:normal;font-size:12px;font-family:Helvetica;-inkscape-font-specification:Helvetica;writing-mode:lr-tb;fill:#000000;fill-opacity:1;fill-rule:nonzero;stroke:none"
+             transform="translate(-14.34375,-3)"><tspan
+               id="tspan118"
+               y="0"
+               x="0 6.6743999 13.3488 19.348801 26.023199">Local</tspan></text>
+</g><g
+           transform="matrix(1,0,0,-1,254.1094,73.09375)"
+           id="g120"><text
+             id="text122"
+             style="font-variant:normal;font-weight:normal;font-size:12px;font-family:Helvetica;-inkscape-font-specification:Helvetica;writing-mode:lr-tb;fill:#000000;fill-opacity:1;fill-rule:nonzero;stroke:none"
+             transform="translate(-13.33301,11)"><tspan
+               id="tspan124"
+               y="0"
+               x="0 8.6664 16.670401">DSM</tspan></text>
+</g><path
+           id="path126"
+           style="fill:#ffffff;fill-opacity:1;fill-rule:nonzero;stroke:none"
+           d="m 464.0905,108.2544 c 27.1294,-17.24408 27.1294,-45.20222 0,-62.4463 -27.1292,-17.24416 -71.1143,-17.24416 -98.2435,0 -27.1294,17.24408 -27.1294,45.20222 0,62.4463 27.1292,17.2442 71.1143,17.2442 98.2435,0" /><g
+           transform="matrix(1,0,0,-1,-19,766)"
+           id="g128"><path
+             id="path130"
+             style="fill:none;stroke:#000000;stroke-width:1;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:10;stroke-dasharray:none;stroke-opacity:1"
+             d="m 483.0905,657.7456 c 27.1294,17.2441 27.1294,45.2022 0,62.4463 -27.1292,17.2442 -71.1143,17.2442 -98.2435,0 -27.1294,-17.2441 -27.1294,-45.2022 0,-62.4463 27.1292,-17.2442 71.1143,-17.2442 98.2435,0" /></g><path
+           id="path132"
+           style="fill:#ffffff;fill-opacity:1;fill-rule:nonzero;stroke:none"
+           d="m 377.5625,97.84375 74.8125,0 0,-41.625 -74.8125,0 0,41.625 z" /><g
+           transform="matrix(1,0,0,-1,-19,766)"
+           id="g134"><path
+             id="path136"
+             style="fill:none;stroke:#000000;stroke-width:1;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:10;stroke-dasharray:none;stroke-opacity:1"
+             d="m 396.5,668.5 75,0 0,42 -75,0 0,-42 z" /></g><g
+           transform="matrix(1,0,0,-1,414.9688,77.03125)"
+           id="g138"><text
+             id="text140"
+             style="font-variant:normal;font-weight:normal;font-size:12px;font-family:Helvetica;-inkscape-font-specification:Helvetica;writing-mode:lr-tb;fill:#000000;fill-opacity:1;fill-rule:nonzero;stroke:none"
+             transform="translate(-14.34375,-3)"><tspan
+               id="tspan142"
+               y="0"
+               x="0 6.6743999 13.3488 19.348801 26.023199">Local</tspan></text>
+</g><g
+           transform="matrix(1,0,0,-1,414.9688,77.03125)"
+           id="g144"><text
+             id="text146"
+             style="font-variant:normal;font-weight:normal;font-size:12px;font-family:Helvetica;-inkscape-font-specification:Helvetica;writing-mode:lr-tb;fill:#000000;fill-opacity:1;fill-rule:nonzero;stroke:none"
+             transform="translate(-13.33301,11)"><tspan
+               id="tspan148"
+               y="0"
+               x="0 8.6664 16.670401">DSM</tspan></text>
+</g><g
+           transform="matrix(1,0,0,-1,-19,766)"
+           id="g150"><path
+             id="path152"
+             style="fill:none;stroke:#000000;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:10;stroke-dasharray:none;stroke-opacity:1"
+             d="m 273.0938,573.25 0.0135,85.9438" /></g><path
+           id="path154"
+           style="fill:#000000;fill-opacity:1;fill-rule:nonzero;stroke:none"
+           d="m 254.1089,97.20625 3.5984,9.60055 -7.2,-10e-4 3.6016,-9.59945 z" /><g
+           transform="matrix(1,0,0,-1,-19,766)"
+           id="g156"><path
+             id="path158"
+             style="fill:none;stroke:#000000;stroke-width:2;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:10;stroke-dasharray:none;stroke-opacity:1"
+             d="m 273.1089,668.7938 3.5984,-9.6006 -7.2,10e-4 3.6016,9.5995 z" /></g><g
+           transform="matrix(1,0,0,-1,80.84375,23.375)"
+           id="g160"><text
+             id="text162"
+             style="font-variant:normal;font-weight:normal;font-size:16px;font-family:Helvetica;-inkscape-font-specification:Helvetica;writing-mode:lr-tb;fill:#000000;fill-opacity:1;fill-rule:nonzero;stroke:none"
+             transform="translate(-24.46094,5.5)"><tspan
+               id="tspan164"
+               y="0"
+               x="0 11.5552 20.454399 29.3536 38.2528">NodeB</tspan></text>
+</g><g
+           transform="matrix(1,0,0,-1,254.1094,19.4375)"
+           id="g166"><text
+             id="text168"
+             style="font-variant:normal;font-weight:normal;font-size:16px;font-family:Helvetica;-inkscape-font-specification:Helvetica;writing-mode:lr-tb;fill:#000000;fill-opacity:1;fill-rule:nonzero;stroke:none"
+             transform="translate(-24.90234,5.5)"><tspan
+               id="tspan170"
+               y="0"
+               x="0 11.5552 20.454399 29.3536 38.2528">NodeC</tspan></text>
+</g><g
+           transform="matrix(1,0,0,-1,414.9688,23.375)"
+           id="g172"><text
+             id="text174"
+             style="font-variant:normal;font-weight:normal;font-size:16px;font-family:Helvetica;-inkscape-font-specification:Helvetica;writing-mode:lr-tb;fill:#000000;fill-opacity:1;fill-rule:nonzero;stroke:none"
+             transform="translate(-24.90234,5.5)"><tspan
+               id="tspan176"
+               y="0"
+               x="0 11.5552 20.454399 29.3536 38.2528">NodeD</tspan></text>
+</g><g
+           transform="matrix(1,0,0,-1,-19,766)"
+           id="g178"><path
+             id="path180"
+             style="fill:none;stroke:#000000;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:10;stroke-dasharray:none;stroke-opacity:1"
+             d="M 219.5781,547.9375 108.947,659.0162" /></g><path
+           id="path182"
+           style="fill:#000000;fill-opacity:1;fill-rule:nonzero;stroke:none"
+           d="m 83.17249,100.1819 9.32522,4.2615 -5.10143,5.0809 -4.22379,-9.3424 z" /><g
+           transform="matrix(1,0,0,-1,-19,766)"
+           id="g184"><path
+             id="path186"
+             style="fill:none;stroke:#000000;stroke-width:2;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:10;stroke-dasharray:none;stroke-opacity:1"
+             d="m 102.1725,665.8181 9.3252,-4.2615 -5.1014,-5.0809 -4.2238,9.3424 z" /></g><g
+           transform="matrix(1,0,0,-1,-19,766)"
+           id="g188"><path
+             id="path190"
+             style="fill:none;stroke:#000000;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:10;stroke-dasharray:none;stroke-opacity:1"
+             d="m 326.6094,547.9375 98.7668,110.597" /></g><path
+           id="path192"
+           style="fill:#000000;fill-opacity:1;fill-rule:nonzero;stroke:none"
+           d="m 412.7707,100.3051 -3.7094,9.5583 -5.3702,-4.7958 9.0796,-4.7625 z" /><g
+           transform="matrix(1,0,0,-1,-19,766)"
+           id="g194"><path
+             id="path196"
+             style="fill:none;stroke:#000000;stroke-width:2;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:10;stroke-dasharray:none;stroke-opacity:1"
+             d="m 431.7707,665.6949 -3.7094,-9.5583 -5.3702,4.7958 9.0796,4.7625 z" /></g></g></g></g></svg>
\ No newline at end of file