{"id":13122,"date":"2025-10-01T20:01:12","date_gmt":"2025-10-01T11:01:12","guid":{"rendered":"https:\/\/m365jp.net\/?p=13122"},"modified":"2025-10-01T20:09:01","modified_gmt":"2025-10-01T11:09:01","slug":"investigating-ex1162980-exchange-online-users-may-experience-errors-or-failures-when-accessing-their-mailbox-in-one-or-more-exchange-online-connection-methods-9","status":"publish","type":"post","link":"https:\/\/m365jp.net\/index.php\/2025-10-01-investigating-ex1162980-exchange-online-users-may-experience-errors-or-failures-when-accessing-their-mailbox-in-one-or-more-exchange-online-connection-methods-9","title":{"rendered":"[investigating] EX1162980 | Exchange Online | Users may experience errors or failures when accessing their mailbox in one or more Exchange Online connection methods"},"content":{"rendered":"
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EX1162980 | Exchange Online | Users may experience errors or failures when accessing their mailbox in one or more Exchange Online connection methods<\/th>\n<\/tr>\n<\/tbody>\n<\/table>\n
\n\n\n\n\n\n\n\n\n\n\n
Status<\/th>\ninvestigating<\/td>\n<\/tr>\n
Classification<\/th>\nincident<\/td>\n<\/tr>\n
User Impact<\/th>\nUsers may experience errors or failures when accessing their mailbox in one or more Exchange Online connection methods.<\/td>\n<\/tr>\n
Last Updated<\/th>\n10\/01\/2025 10:29:00<\/td>\n<\/tr>\n
Start Time<\/th>\n10\/01\/2025 00:11:02<\/td>\n<\/tr>\n
End Time<\/th>\n<\/td>\n<\/tr>\n
Latest Message<\/th>\nTitle: Users may experience errors or failures when accessing their mailbox in one or more Exchange Online connection methods<\/p>\n

User impact: Users may experience errors or failures when accessing their mailbox in one or more Exchange Online connection methods.<\/p>\n

More info: Impact more heavily affects Outlook.com users.<\/p>\n

Current status: We\u2019ve confirmed that service availability has almost returned to normal levels, and most users should be experiencing relief. For the remaining limited impact, we\u2019re continuing to perform systematic restarts to ensure full recovery.<\/p>\n

Scope of impact: Users attempting to access their mailbox in one or more Exchange Online connection methods may be impacted.<\/p>\n

Root cause: A portion of infrastructure responsible for processing request flow traffic is operating below expected thresholds, resulting in impact.<\/p>\n

Next update by: Wednesday, October 1, 2025, at 12:30 PM UTC<\/td>\n<\/tr>\n

Machine Translation<\/th>\n\u30bf\u30a4\u30c8\u30eb: \u30e6\u30fc\u30b6\u30fc\u304c 1 \u3064\u4ee5\u4e0a\u306e Exchange Online \u63a5\u7d9a\u65b9\u6cd5\u3067\u30e1\u30fc\u30eb\u30dc\u30c3\u30af\u30b9\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u3068\u304d\u306b\u30a8\u30e9\u30fc\u307e\u305f\u306f\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3059\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059<\/p>\n

\u30e6\u30fc\u30b6\u30fc\u3078\u306e\u5f71\u97ff: \u30e6\u30fc\u30b6\u30fc\u304c 1 \u3064\u4ee5\u4e0a\u306e Exchange Online \u63a5\u7d9a\u65b9\u6cd5\u3067\u30e1\u30fc\u30eb\u30dc\u30c3\u30af\u30b9\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u3068\u304d\u306b\u30a8\u30e9\u30fc\u3084\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n

\u8a73\u7d30: \u5f71\u97ff\u306f Outlook.com \u30e6\u30fc\u30b6\u30fc\u306b\u5927\u304d\u304f\u5f71\u97ff\u3057\u307e\u3059\u3002<\/p>\n

\u73fe\u5728\u306e\u72b6\u6cc1: \u30b5\u30fc\u30d3\u30b9\u306e\u53ef\u7528\u6027\u304c\u307b\u307c\u901a\u5e38\u306e\u30ec\u30d9\u30eb\u306b\u623b\u3063\u305f\u3053\u3068\u304c\u78ba\u8a8d\u3055\u308c\u3066\u304a\u308a\u3001\u307b\u3068\u3093\u3069\u306e\u30e6\u30fc\u30b6\u30fc\u306f\u5b89\u5fc3\u3057\u3066\u3044\u308b\u306f\u305a\u3067\u3059\u3002\u6b8b\u308a\u306e\u9650\u5b9a\u7684\u306a\u5f71\u97ff\u306b\u3064\u3044\u3066\u306f\u3001\u5b8c\u5168\u306a\u5fa9\u65e7\u3092\u78ba\u5b9f\u306b\u3059\u308b\u305f\u3081\u306b\u3001\u4f53\u7cfb\u7684\u306a\u518d\u8d77\u52d5\u3092\u5f15\u304d\u7d9a\u304d\u5b9f\u884c\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n

\u5f71\u97ff\u306e\u7bc4\u56f2: 1 \u3064\u4ee5\u4e0a\u306e Exchange Online \u63a5\u7d9a\u65b9\u6cd5\u3067\u30e1\u30fc\u30eb\u30dc\u30c3\u30af\u30b9\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3088\u3046\u3068\u3059\u308b\u30e6\u30fc\u30b6\u30fc\u304c\u5f71\u97ff\u3092\u53d7\u3051\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n

\u6839\u672c\u539f\u56e0: \u8981\u6c42\u30d5\u30ed\u30fc \u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306e\u51e6\u7406\u3092\u62c5\u5f53\u3059\u308b\u30a4\u30f3\u30d5\u30e9\u30b9\u30c8\u30e9\u30af\u30c1\u30e3\u306e\u4e00\u90e8\u304c\u3001\u4e88\u60f3\u3055\u308c\u308b\u3057\u304d\u3044\u5024\u3092\u4e0b\u56de\u3063\u3066\u52d5\u4f5c\u3057\u3066\u304a\u308a\u3001\u5f71\u97ff\u304c\u751f\u3058\u3066\u3044\u307e\u3059\u3002<\/p>\n

\u6b21\u56de\u66f4\u65b0\u65e5: 2025 \u5e74 10 \u6708 1 \u65e5\u6c34\u66dc\u65e5\u5348\u5f8c 12 \u6642 30 \u5206 UTC<\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

EX1162980 | Exchange Online | Users may experience errors or failures when accessing their mailbox in one or m […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-13122","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/posts\/13122","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/comments?post=13122"}],"version-history":[{"count":0,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/posts\/13122\/revisions"}],"wp:attachment":[{"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/media?parent=13122"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/categories?post=13122"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/tags?post=13122"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}