<div dir="auto">On Tue, Feb 27, 2024 at 10:52 AM Rich Brown via Bloat <<a href="mailto:bloat@lists.bufferbloat.net">bloat@lists.bufferbloat.net</a>> wrote:<br></div><div><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div style="word-wrap:break-word;line-break:after-white-space"><br><div><br><blockquote type="cite"><div>On Feb 27, 2024, at 12:00 PM, <a href="mailto:bloat-request@lists.bufferbloat.net" target="_blank">bloat-request@lists.bufferbloat.net</a> wrote:</div><br><div><span style="font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:400;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none;float:none;display:inline!important">On 2/26/2024 6:28 AM, Rich Brown via Bloat wrote:</span><br style="font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:400;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none"><blockquote type="cite" style="font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:400;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none">- Avoid the WAN port's DHCP assigned subnet (what if the ISP uses<span> </span><br><a href="http://192.168.1.0/24" target="_blank">192.168.1.0/24</a>?)<br></blockquote><br style="font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:400;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none"><span style="font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:400;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none;float:none;display:inline!important">I recently got ATT fiber and its modem won't let me assign from<span> </span></span><br style="font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:400;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none"><span style="font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:400;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none;float:none;display:inline!important"><a href="http://10.0.0.0/8" target="_blank">10.0.0.0/8</a>! So I put a Raspberry Pi 4 in front of it.</span><br></div></blockquote><br></div><div>Exactly! There are no rules about what subnet range an ISP's gear will assign to DHCP devices.</div><div><br></div><div>So (I believe) it becomes incumbent on OpenWrt to be smarter than the ISP's router (shouldn't be hard) and pick a separate subnet for its LAN & wireless interface. (Clearly, OpenWrt could default to <a href="http://192.168.1.0/24" target="_blank">192.168.1.0/24</a>, but if that's that range the ISP is using, it could switch to <a href="http://192.168.2.0/24" target="_blank">192.168.2.0/24</a>. I think that's all the flexibility that's required...)</div></div></blockquote><div dir="auto"><br></div><div dir="auto"><div><span style="color:rgb(0,0,0);font-family:'-apple-system','helveticaneue';font-size:14px;font-style:normal;font-weight:400;letter-spacing:normal;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none;display:inline!important;float:none">I did exactly this for a product that needed to create its own subnet inside a house.  It worked well at scale (>1M homes).</span></div><div dir="auto"><span style="color:rgb(0,0,0);font-family:'-apple-system','helveticaneue';font-size:14px;font-style:normal;font-weight:400;letter-spacing:normal;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none;display:inline!important;float:none"><br></span></div></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div style="word-wrap:break-word;line-break:after-white-space"><div></div></div></blockquote><div dir="auto"><br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div style="word-wrap:break-word;line-break:after-white-space"><div>And then advertise a mDNS name to make it easy for humans to connect. Who would notice?</div></div></blockquote><div dir="auto"><br></div><div dir="auto">Unfortunately, it can be hard to convince browsers that you’re connecting to a local DNS name instead of a doing a search.</div><div dir="auto"><br></div><div dir="auto"><br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div style="word-wrap:break-word;line-break:after-white-space"><div>- Newcomers wouldn't - they'd just connect and configure as described in the Wiki</div><div>- Grizzled OpenWrt old-timers wouldn't notice either, because they will have set their ISP device to use some other address range.</div><div><br></div><div>Any reason not to build this into OpenWrt? Thanks.</div><div><br></div><div>Rich</div></div>_______________________________________________<br>
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