{"id":4539,"date":"2026-06-08T18:00:19","date_gmt":"2026-06-08T15:00:19","guid":{"rendered":"https:\/\/support.withsecure.com\/jp-ja\/?post_type=support_article&p=4539"},"modified":"2026-06-08T18:00:19","modified_gmt":"2026-06-08T15:00:19","slug":"%e3%82%a4%e3%83%b3%e3%82%bf%e3%83%bc%e3%83%8d%e3%83%83%e3%83%88%e3%82%b2%e3%83%bc%e3%83%88%e3%82%ad%e3%83%bc%e3%83%91%e3%83%bc%e3%81%8c%e4%b8%80%e9%83%a8%e3%81%ae%e3%82%b5%e3%82%a4%e3%83%88%e3%82%92","status":"publish","type":"support_article","link":"https:\/\/support.withsecure.com\/jp-ja\/support-articles\/%e3%82%a4%e3%83%b3%e3%82%bf%e3%83%bc%e3%83%8d%e3%83%83%e3%83%88%e3%82%b2%e3%83%bc%e3%83%88%e3%82%ad%e3%83%bc%e3%83%91%e3%83%bc%e3%81%8c%e4%b8%80%e9%83%a8%e3%81%ae%e3%82%b5%e3%82%a4%e3%83%88%e3%82%92\/","title":{"rendered":"\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30b2\u30fc\u30c8\u30ad\u30fc\u30d1\u30fc\u304c\u4e00\u90e8\u306e\u30b5\u30a4\u30c8\u3092\u30d6\u30ed\u30c3\u30af\uff08\u307e\u305f\u306f\u901f\u5ea6\u3092\u4f4e\u4e0b\uff09\u3057\u307e\u3059\u3002"},"content":{"rendered":"

\u4e8b\u8c61:<\/h3>\n

\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30b2\u30fc\u30c8\u30ad\u30fc\u30d1\u30fc\u304c\u7279\u5b9a\u306e Web \u30b5\u30a4\u30c8\u3092\u30d6\u30ed\u30c3\u30af\uff08\u307e\u305f\u306f\u901f\u5ea6\u3092\u4f4e\u4e0b\uff09\u3057\u307e\u3059\u304c\u3001\u4ed6\u306e Web \u30b5\u30a4\u30c8\u306b\u306f\u554f\u984c\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n

\u5bfe\u51e6\u65b9\u6cd5:<\/h3>\n

\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30b2\u30fc\u30c8\u30ad\u30fc\u30d1\u30fc\u306b\u3088\u3063\u3066\u7279\u5b9a\u306e Web \u30b5\u30a4\u30c8\u304c\u30d6\u30ed\u30c3\u30af\uff08\u307e\u305f\u306f\u901f\u5ea6\u3092\u4f4e\u4e0b\uff09\u3059\u308b\u5834\u5408\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30b2\u30fc\u30c8\u30ad\u30fc\u30d1\u30fc\u3092\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u8a2d\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n

\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30b2\u30fc\u30c8\u30ad\u30fc\u30d1\u30fc\u306b\u3088\u3063\u3066\u4e2d\u7d99\u3055\u308c\u305fHTTP\/1.0\u30ea\u30af\u30a8\u30b9\u30c8\u306f\u3001<\/font><\/font>\u5b9b\u5148Web\u30b5\u30fc\u30d0\u30fc\u306e\u8a2d\u5b9a\u306a\u3069\u306b\u3088\u308a\u51e6\u7406\u3055\u308c\u306a\u3044\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u7279\u5b9a\u306eWeb\u30b5\u30a4\u30c8\u306b\u30a2\u30af\u30bb\u30b9\u3057\u305f\u5834\u5408\u306b\u306e\u307f\u63a5\u7d9a\u306e\u554f\u984c\u304c\u767a\u751f\u3059\u308b\u5834\u5408\u306a\u3069\u3001\u4ed6\u306eWeb\u30b5\u30a4\u30c8\u3078\u306e\u30a2\u30af\u30bb\u30b9\u3067\u306f\u767a\u751f\u3057\u307e\u305b\u3093\u3002<\/font><\/font><\/p>\n<\/p>\n

\u3053\u306e\u3088\u3046\u306a\u30d0\u30fc\u30b8\u30e7\u30f3\u306eHTTP\u306b\u554f\u984c\u304c\u3042\u308b\u5834\u5408\u3001\u4ee5\u4e0b\u306e\u624b\u9806\u3092\u8a66\u3059\u3053\u3068\u3067\u6539\u5584\u304c\u898b\u8fbc\u3081\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/font><\/font><\/p>\n

1.) Linux\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306e\u30a8\u30ad\u30b9\u30d1\u30fc\u30c8\u30aa\u30d7\u30b7\u30e7\u30f3\u3067use_http11\u3092yes\u306b\u8a2d\u5b9a\u3057\u307e\u3059\uff08\u30c7\u30d5\u30a9\u30eb\u30c8\uff1a\u8a2d\u5b9a\u306a\u3057\uff09\u3002<\/p>\n

\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u306f\u3001Linux\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306fHTTP\/1.1\u30ea\u30af\u30a8\u30b9\u30c8\u3092HTTP\/1.0\u306b\u5909\u63db\u3057\u3066\u30b5\u30fc\u30d0\u30fc\u306b\u9001\u4fe1\u3057\u307e\u3059\u304c\u3001\u4ee5\u4e0b\u306e\u624b\u9806\u3067HTTP\/1.1\u900f\u904e\u6a5f\u80fd\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u6539\u5584\u304c\u671f\u5f85\u3067\u304d\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/font><\/font><\/p>\n

\u307e\u305f\u3001\u3053\u306e\u6a5f\u80fd\u306f\u30d0\u30fc\u30b8\u30e7\u30f3\u30a2\u30c3\u30d7\u306b\u3088\u3063\u3066\u968f\u6642\u6539\u5584\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u6700\u65b0\u30d0\u30fc\u30b8\u30e7\u30f3\u3078\u306e\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002<\/font><\/font><\/p>\n<\/p>\n

<\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u30c7\u30a3\u30ec\u30af\u30c8\u30ea>\/conf\/fsigk.ini<\/font>\u306e [http] \u30a8\u30f3\u30c8\u30ea\u306b use_http 11 = yes \u306e\u8aac\u660e\u3092\u633f\u5165\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/font><\/font><\/p>\n

\nuse_http 11 = \u306f\u3044<\/pre>\n
\u305d\u308c\u3067\u306f\u3001 HTTP\u30d7\u30ed\u30ad\u30b7\u30d7\u30ed\u30bb\u30b9\u3092\u518d\u8d77\u52d5\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/font><\/font><\/p>\n
\n# <\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u30c7\u30a3\u30ec\u30af\u30c8\u30ea> \/rc.fsigk_http restart\n<\/pre>\n<\/p>\n
2.) Windows\u30d6\u30e9\u30a6\u30b6\u5074\u306e\u8a2d\u5b9a\u3092\u5909\u66f4\u3057\u307e\u3059\u3002<\/font><\/font><\/p>\n
\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30aa\u30d7\u30b7\u30e7\u30f3\u306e\u8a73\u7d30\u8a2d\u5b9a\u30bf\u30d6\u306b\u3042\u308b\u300cHTTP 1.1\u3092\u4f7f\u7528\u3059\u308b\u300d\u300c\u30d7\u30ed\u30ad\u30b7\u63a5\u7d9a\u306bHTTP 1.1\u3092\u4f7f\u7528\u3059\u308b\u300d\u306e\u30c1\u30a7\u30c3\u30af\u30dc\u30c3\u30af\u30b9\u3092\u30aa\u30d5\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/font>\u8a2d\u5b9a\u5f8c\u3001\u30d6\u30e9\u30a6\u30b6\u3092\u518d\u8d77\u52d5\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/font><\/font><\/p>\n<\/p>\n
 3.) Linux\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306ekeepalive = yes\u8a2d\u5b9a\u3092no\u306b\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/font><\/font><\/p>\n
\u305d\u306e\u5f8c\u3001\u8a2d\u5b9a\u3092\u53cd\u6620\u3059\u308b\u305f\u3081\u306b<\/font><\/font><\/p>\n
\n# <\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u30c7\u30a3\u30ec\u30af\u30c8\u30ea> \/rc.fsigk_http restart<\/pre>\n
 HTTP\u30d7\u30ed\u30ad\u30b7\u30d7\u30ed\u30bb\u30b9\u3092\u518d\u8d77\u52d5\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/font><\/font><\/p>\n<\/p>\n
 4.) Linux\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306bipv6 = no\u8a2d\u5b9a\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/font><\/font><\/p>\n
 \uff08IPv6\u3067\u306f\u540d\u524d\u89e3\u6c7a\u3092\u884c\u308f\u306a\u3044\u3088\u3046\u306b\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u307e\u3059\uff09<\/font><\/font><\/p>\n
 <\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u30c7\u30a3\u30ec\u30af\u30c8\u30ea> \/conf\/fsigk.ini<\/font><\/font><\/p>\n
\n[http]\n\nIPv6 = \u3044\u3044\u3048<\/pre>\n
\u305d\u306e\u5f8c\u3001HTTP\u30d7\u30ed\u30ad\u30b7\u30d7\u30ed\u30bb\u30b9\u3092\u518d\u8d77\u52d5\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/font><\/font><\/p>\n
\n# <\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u30c7\u30a3\u30ec\u30af\u30c8\u30ea> \/rc.fsigk_http restart\n<\/pre>\n
####\u63a5\u7d9a\u306e\u554f\u984c\u306b\u3064\u3044\u3066\u306f\u3001\u30b5\u30fc\u30d0\u30fc\u8ca0\u8377\u3001\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8MTU\u5024\u3001\u540d\u524d\u89e3\u6c7a\u306e\u5931\u6557\u306a\u3069\u3001\u3055\u307e\u3056\u307e\u306a\u8981\u56e0\u304c\u8003\u3048\u3089\u308c\u307e\u3059\u306e\u3067\u3001\u30d1\u30b1\u30c3\u30c8\u30ed\u30b0\u306a\u3069\u3092\u53ce\u96c6\u3057\u3066\u539f\u56e0\u3092\u53b3\u5bc6\u306b\u7279\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/font><\/font><\/p>\n
 * \u901a\u5e38\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306f \/opt\/f-secure\/fsigk \u3067\u3059\u3002<\/font><\/font><\/p>\n","protected":false},"excerpt":{"rendered":"
\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30b2\u30fc\u30c8\u30ad\u30fc\u30d1\u30fc\u304c\u4e00\u90e8\u306e\u30b5\u30a4\u30c8\u3092\u30d6\u30ed\u30c3\u30af\uff08\u307e\u305f\u306f\u901f\u5ea6\u3092\u4f4e\u4e0b\uff09\u3057\u307e\u3059\u3002<\/p>\n","protected":false},"template":"","support_article_product":[106],"class_list":["post-4539","support_article","type-support_article","status-publish","hentry"],"acf":{"source_foreign_id":"000004974","source_version":3,"source_system":"salesforce","source_date_updated":"2026-06-08 15:00:19","import_hash":"2f6c6127e85d33e371915076e5df51f84165e1a8","vanilla_article_id":31204,"vanilla_url":"https:\/\/community.withsecure.com\/en\/kb\/articles\/31204-internet-gatekeeper-blocksor-slowdown-some-sites","vanilla_kb_id":30,"vanilla_category_id":103,"machine_translated":false,"reactions_helpful_yes":0,"reactions_helpful_no":0},"_links":{"self":[{"href":"https:\/\/support.withsecure.com\/jp-ja\/wp-json\/wp\/v2\/support_article\/4539","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/support.withsecure.com\/jp-ja\/wp-json\/wp\/v2\/support_article"}],"about":[{"href":"https:\/\/support.withsecure.com\/jp-ja\/wp-json\/wp\/v2\/types\/support_article"}],"wp:attachment":[{"href":"https:\/\/support.withsecure.com\/jp-ja\/wp-json\/wp\/v2\/media?parent=4539"}],"wp:term":[{"taxonomy":"support_article_product","embeddable":true,"href":"https:\/\/support.withsecure.com\/jp-ja\/wp-json\/wp\/v2\/support_article_product?post=4539"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}