1<svg width="1280" height="720" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" overflow="hidden"><defs><clipPath id="clip0"><rect x="0" y="0" width="1280" height="720"/></clipPath></defs><g clip-path="url(#clip0)"><rect x="0" y="0" width="1280" height="720" fill="#FFFFFF"/><rect x="202" y="100" width="369" height="457" fill="#A5A5A5" fill-opacity="0.501961"/><rect x="640" y="100" width="369" height="457" fill="#A5A5A5" fill-opacity="0.501961"/><path d="M605.5 73.5001 605.5 590.633" stroke="#000000" stroke-width="1.33333" stroke-miterlimit="8" fill="none" fill-rule="evenodd"/><path d="M380.5 634 803.25 634 803.25 585.907 790.5 585.907 816 557.5 841.5 585.907 828.75 585.907 828.75 659.5 380.5 659.5Z" stroke="#787878" stroke-width="1.33333" stroke-miterlimit="8" fill="#A5A5A5" fill-rule="evenodd"/><rect x="362.5" y="557.5" width="28" height="102" stroke="#787878" stroke-width="1.33333" stroke-miterlimit="8" fill="#A5A5A5"/><rect x="412.5" y="671.5" width="370" height="32" stroke="#000000" stroke-linejoin="round" stroke-miterlimit="10" fill="none"/><text font-family="Arial,Arial_MSFontService,sans-serif" font-weight="400" font-size="19" transform="translate(492.364 694)">Radio Interface (<tspan font-size="19" x="137.5" y="0">Uu</tspan><tspan font-size="19" x="161.333" y="0">/PC5)</tspan><tspan font-size="19" x="-282.121" y="-653">UE/NG</tspan><tspan font-size="19" x="-222.955" y="-653">-</tspan><tspan font-size="19" x="-216.788" y="-653">RAN/UE A</tspan><tspan font-size="19" x="375.54" y="-653">NG</tspan>-<tspan font-size="19" x="409.706" y="-653">RAN/UE/UE B</tspan><tspan font-size="14" x="0.896851" y="-647">Transmitting </tspan><tspan font-size="14" x="1.31018" y="-631">PDCP entity</tspan><tspan font-size="14" x="167.401" y="-647">Receiving </tspan><tspan font-size="14" x="160.148" y="-631">PDCP entity</tspan></text><path d="M314.5 71.5001 431.364 71.6549" stroke="#000000" stroke-width="0.666667" stroke-miterlimit="8" fill="none" fill-rule="evenodd"/><path d="M331.5 71.5001C331.5 65.9772 349.633 61.5001 372 61.5001 394.368 61.5001 412.5 65.9772 412.5 71.5001 412.5 77.0229 394.368 81.5001 372 81.5001 349.633 81.5001 331.5 77.0229 331.5 71.5001Z" stroke="#000000" stroke-width="1.33333" stroke-miterlimit="8" fill="#FFFFFF" fill-rule="evenodd"/><path d="M353.5 90.5001 363.5 90.5001 363.5 48.5001 383.5 48.5001 383.5 90.5001 393.5 90.5001 373.5 110.5Z" stroke="#000000" stroke-width="1.33333" stroke-miterlimit="8" fill="#FFFFFF" fill-rule="evenodd"/><path d="M877.364 82.6549 760.5 82.5001" stroke="#000000" stroke-width="0.666667" stroke-miterlimit="8" fill="none" fill-rule="evenodd"/><path d="M860.5 83.5001C860.5 89.0229 842.368 93.5001 820 93.5001 797.633 93.5001 779.5 89.0229 779.5 83.5001 779.5 77.9772 797.633 73.5001 820 73.5001 842.368 73.5001 860.5 77.9772 860.5 83.5001Z" stroke="#000000" stroke-width="1.33333" stroke-miterlimit="8" fill="#FFFFFF" fill-rule="evenodd"/><path d="M838.5 64.5 828.5 64.5 828.5 106.5 808.5 106.5 808.5 64.5 798.5 64.5 818.5 44.5001Z" stroke="#000000" stroke-width="1.33333" stroke-miterlimit="8" fill="#FFFFFF" fill-rule="evenodd"/><rect x="244.5" y="128.5" width="285" height="55" stroke="#000000" stroke-width="1.33333" stroke-miterlimit="8" fill="#FFFFFF"/><text font-family="Arial,Arial_MSFontService,sans-serif" font-weight="400" font-size="19" transform="translate(302.494 150)">Transmission buffer:<tspan font-size="19" x="-4.67999" y="23">Sequence</tspan><tspan font-size="19" x="84.32" y="23">numberin</tspan>g</text><rect x="244.5" y="199.5" width="285" height="55" stroke="#000000" stroke-width="1.33333" stroke-miterlimit="8" fill="#FFFFFF"/><text font-family="Arial,Arial_MSFontService,sans-serif" font-weight="400" font-size="19" transform="translate(297.314 222)">Header or uplink data<tspan font-size="19" x="34.08" y="23">Compressio</tspan>n</text><rect x="682.5" y="141.5" width="285" height="55" stroke="#000000" stroke-width="1.33333" stroke-miterlimit="8" fill="#FFFFFF"/><text font-family="Arial,Arial_MSFontService,sans-serif" font-weight="400" font-size="19" transform="translate(735.782 164)">Header or uplink data<tspan font-size="19" x="24.2466" y="23">Decompressio</tspan>n</text><rect x="244.5" y="482.5" width="285" height="33" stroke="#000000" stroke-width="1.33333" stroke-miterlimit="8" fill="#FFFFFF"/><text font-family="Arial,Arial_MSFontService,sans-serif" font-weight="400" font-size="19" transform="translate(300.314 505)">Routing / Duplication</text><rect x="244.5" y="437.5" width="285" height="32" stroke="#000000" stroke-width="1.33333" stroke-miterlimit="8" fill="#FFFFFF"/><text font-family="Arial,Arial_MSFontService,sans-serif" font-weight="400" font-size="19" transform="translate(309.734 460)">Add PDCP header</text><rect x="244.5" y="383.5" width="189" height="33" stroke="#000000" stroke-width="1.33333" stroke-miterlimit="8" fill="#FFFFFF"/><text font-family="Arial,Arial_MSFontService,sans-serif" font-weight="400" font-size="19" transform="translate(298.62 406)">Ciphering</text><rect x="244.5" y="333.5" width="189" height="32" stroke="#000000" stroke-width="1.33333" stroke-miterlimit="8" fill="#FFFFFF"/><text font-family="Arial,Arial_MSFontService,sans-serif" font-weight="400" font-size="19" transform="translate(261.953 356)">Integrity protection</text><path d="M472.167 267.5 472.167 409.802 470.833 409.802 470.833 267.5ZM475.5 408.468 471.5 416.468 467.5 408.468Z"/><path d="M332.167 267.5 332.167 319.552 330.833 319.552 330.833 267.5ZM335.5 318.218 331.5 326.218 327.5 318.219Z"/><text font-family="Arial,Arial_MSFontService,sans-serif" font-weight="400" font-size="19" transform="translate(253.644 291)">Packets associated <tspan font-size="19" x="14.0067" y="23">to a PDCP SDU</tspan></text><text font-family="Arial,Arial_MSFontService,sans-serif" font-weight="400" font-size="19" transform="matrix(6.12323e-17 1 -1 6.12323e-17 499.312 299)">Packets not <tspan font-size="19" x="-14" 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