{"id":830,"date":"2025-11-12T16:41:15","date_gmt":"2025-11-12T07:41:15","guid":{"rendered":"https:\/\/clouds.ddo.jp\/wordpress\/?p=830"},"modified":"2025-11-12T17:28:37","modified_gmt":"2025-11-12T08:28:37","slug":"raspberry-pi%e3%81%ae%e3%83%ab%e3%83%bc%e3%82%bf%e3%83%bc%e5%8c%96-2","status":"publish","type":"post","link":"https:\/\/clouds.ddo.jp\/wordpress\/?p=830","title":{"rendered":"Raspberry Pi\u306e\u30eb\u30fc\u30bf\u30fc\u5316"},"content":{"rendered":"\n<p>\u524d\u56de\u306f\u6709\u7dda\u63a5\u7d9a\u3067\u30eb\u30fc\u30bf\u30fc\u5316\u3057\u305f\u304c\u3001\u4eca\u56de\u306f\u7121\u7ddaLAN\u3092\u4f7f\u3046\u3053\u3068\u306b\u3057\u305f\u3002\u7ba1\u7406\u3057\u305f\u3044\u30d6\u30ed\u30fc\u30c9\u30d0\u30f3\u30c9\u30eb\u30fc\u30bf\u30fc\u306bWiFi\u63a5\u7d9a\u3059\u308b\u3002\u305f\u3060\u3057\u624b\u52d5\u63a5\u7d9a\u3057\u3001IP\u3060\u3051\u8a2d\u5b9a\u3059\u308b\u3002\u30c7\u30d5\u30a9\u30eb\u30c8\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u3084DNS\u306f\u7a7a\u6b04\u3068\u3057\u305f\u3002\u524d\u56de\u3068\u540c\u69d8\u306broute add -p \u30d6\u30ed\u30fc\u30c9\u30d0\u30f3\u30c9\u30eb\u30fc\u30bf\u30fc\u306eIP mask 255.255.255.0 Raspi\u306eIP\u3067\u30eb\u30fc\u30c8\u8a2d\u5b9a\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u30eb\u30fc\u30bf\u30fc\u3068\u3057\u3066\u306e\u8a2d\u5b9a\u3092\u4fdd\u5b58\u3059\u308b\u30b3\u30de\u30f3\u30c9\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<br>$ sudo apt-get install iptables-persistent<br>\u30d1\u30c3\u30b1\u30c3\u30c8\u306e\u30d5\u30a9\u30ef\u30fc\u30c9\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u8a2d\u5b9a<br>$ echo &#8220;net.ipv4.ip_forward = 1&#8221; | sudo tee -a \/etc\/sysctl.conf<br>$ sudo sysctl -p<br>net.ipv4.ip_forward = 1<br>\u30eb\u30fc\u30bf\u30fc\u3068\u3057\u3066\u52d5\u4f5c\u3059\u308b\u3088\u3046\u306b iptables \u3092\u8a2d\u5b9a<br>NAPT(IP\u30de\u30b9\u30ab\u30ec\u30fc\u30c9)\u306e\u8a2d\u5b9a<br>sudo iptables -t nat -A POSTROUTING -o wlan0 -j MASQUERADE<br>\u3059\u3079\u3066\u306e\u30d5\u30a9\u30ef\u30fc\u30c9\u3092\u8a31\u53ef<br>sudo iptables -A FORWARD -i wlan0 -o eth0 -j ACCEPT<br>sudo iptables -A FORWARD -i eth0 -o wlan0 -j ACCEPT<br>\u8a2d\u5b9a\u3092\u6c38\u7d9a\u5316\u3059\u308b<br>$ sudo sh -c &#8216;iptables-save > \/etc\/iptables\/rules.v4&#8217;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u524d\u56de\u306f\u6709\u7dda\u63a5\u7d9a\u3067\u30eb\u30fc\u30bf\u30fc\u5316\u3057\u305f\u304c\u3001\u4eca\u56de\u306f\u7121\u7ddaLAN\u3092\u4f7f\u3046\u3053\u3068\u306b\u3057\u305f\u3002\u7ba1\u7406\u3057\u305f\u3044\u30d6\u30ed\u30fc\u30c9\u30d0\u30f3\u30c9\u30eb\u30fc\u30bf\u30fc\u306bWiFi\u63a5\u7d9a\u3059\u308b\u3002\u305f\u3060\u3057\u624b\u52d5\u63a5\u7d9a\u3057\u3001IP\u3060\u3051\u8a2d\u5b9a\u3059\u308b\u3002\u30c7\u30d5\u30a9\u30eb\u30c8\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u3084DNS\u306f\u7a7a\u6b04\u3068\u3057\u305f\u3002\u524d\u56de\u3068\u540c\u69d8\u306brout &#8230;<\/p>\n<p><a href=\"https:\/\/clouds.ddo.jp\/wordpress\/?p=830\" class=\"more-link\">Continue reading &lsquo;Raspberry Pi\u306e\u30eb\u30fc\u30bf\u30fc\u5316&rsquo; &raquo;<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[],"class_list":["post-830","post","type-post","status-publish","format-standard","hentry","category-2"],"_links":{"self":[{"href":"https:\/\/clouds.ddo.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/830","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/clouds.ddo.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/clouds.ddo.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/clouds.ddo.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/clouds.ddo.jp\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=830"}],"version-history":[{"count":4,"href":"https:\/\/clouds.ddo.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/830\/revisions"}],"predecessor-version":[{"id":834,"href":"https:\/\/clouds.ddo.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/830\/revisions\/834"}],"wp:attachment":[{"href":"https:\/\/clouds.ddo.jp\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=830"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/clouds.ddo.jp\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=830"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/clouds.ddo.jp\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=830"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}