无原创，纯转发http://drafts.miantiao.mehttp://drafts.miantiao.me/posts/35http://drafts.miantiao.me/posts/35Mon, 24 Nov 2025 05:00:29 GMT<b>互联网往事：为何我们从 IPv4 直接跳到了 </b><mark class="highlight"><b>IPv6</b></mark><b>？</b><br /><br />我们都熟悉 IPv4 和 <mark class="highlight">IPv6</mark>，但你是否好奇过 IPv5 去了哪里？<br /><br />实际上，IPv5 确实存在过，它也被称为互联网流协议 (ST)，是一个诞生于上世纪 70 年代末的实验性协议，专为实时数据流传输 (例如早期的网络电话) 而设计.<br /><br />它与 IPv4 一样使用 32 位地址，但并非其替代品，更像是一个功能扩展. 然而，随着宽带技术的崛起，网络带宽和延迟问题得到了有效解决，使得 IPv5 的专门设计显得多余.<br /><br />因此，这个协议最终被历史所尘封. 为了避免版本号上的混淆，当 IPv4 的下一代协议正式推出时，便直接命名为 <mark class="highlight">IPv6</mark>.<br /><br />原文链接：<a href="https://www.tomshardware.com/networking/ipv5-and-the-internet-stream-protocol-a-data-streaming-experiment-rendered-unnecessary-by-broadband" target="_blank" rel="noopener" title="https://www.tomshardware.com/networking/ipv5-and-the-internet-stream-protocol-a-data-streaming-experiment-rendered-unnecessary-by-broadband">https://www.tomshardware.com/networking/ipv5-and-the-internet-stream-protocol-a-data-streaming-experiment-rendered-unnecessary-by-broadband</a><br /><br /><a href="/search/result?q=%23IPv5" title="#IPv5">#IPv5</a> <a href="/search/result?q=%23IPv6" title="#IPv6">#IPv6</a> <a href="/search/result?q=%23%E7%BD%91%E7%BB%9C%E5%8D%8F%E8%AE%AE" title="#网络协议">#网络协议</a> <a href="/search/result?q=%23%E4%BA%92%E8%81%94%E7%BD%91%E5%8E%86%E5%8F%B2" title="#互联网历史">#互联网历史</a><a class="tgme_widget_message_link_preview" href="https://www.tomshardware.com/networking/ipv5-and-the-internet-stream-protocol-a-data-streaming-experiment-rendered-unnecessary-by-broadband" target="_blank" rel="noopener" title="IPv5 wasn't a general purpose Internet Protocol like IPv4 or IPv6, and was never ratified as such, but it would give birth to the first VOIP hardware."> <div class="link_preview_site_name accent_color">Tom's Hardware</div> <img class="link_preview_image" alt="The industry skipped from IPv4 to IPv6, leaving IPv5 and the Internet Stream Protocol to the annals of history — a data streaming…" src="https://drafts.miantiao.me/static/https://cdn4.telesco.pe/file/t6kMAQ-c-LzkB4my_Nnn4NWCjmnVNb71zJ5k3Tmfis3EX_oPiQXR0rIJ3hRBCfOVi3oL_Rp3GDBkTU7KD9A1SurQr4BB9h0T5pgFE87sZKrzb6kCcmu79MsJxaGYVrrPdz0MEENOkDzOSUpZaKJUizsLKBGHhjOy5S0C-yDa5O4DVjUB0v_Xz97Wmq_JLW4tusSMYxmCpmgcBhPS3kvQ6L9atVZzmXMSmmBLpuJr8g5Qhkf4u98WD25xbXVRJBGxt7Lukcl1mfDimCGwiytN5Az04KSL8xTn2MqcTg_6EoYYRXz-AATCt0G-qPGqTMOPZaojWrvONnuhKIbcgZU7Wg.jpg" width="1200" height="630" loading="eager" /> <div class="link_preview_title">The industry skipped from IPv4 to <mark class="highlight">IPv6</mark>, leaving IPv5 and the Internet Stream Protocol to the annals of history — a data streaming…</div> <div class="link_preview_description">IPv5 wasn't a general purpose Internet Protocol like IPv4 or <mark class="highlight">IPv6</mark>, and was never ratified as such, but it would give birth to the first VOIP hardware.</div> </a>