IOS

OverviewSoftwareRelease17.18.xfortheCatalyst9400Seriescontinuestoenhanceenterprisecampusswitchingwithimprovedfabricandcontrol-planefeatures.KeyupdatesinthisreleaseincludeadvancedEVPNmultihomingsupport,expandedBGPEVPN

OverviewSoftwareRelease17.17.xforCatalyst9400Seriesbringsenhancedsecurity,scalability,andperformanceforenterprisecampusnetworks.Keyupdatesinclude:Supportfornewhardwaremodules,optimizingnetworkcapacityandspeed.ImprovedE

OverviewSoftwareRelease17.16.xforCatalyst9400Seriesenhancesnetworkperformance,security,andscalabilityforcampusenvironments.Keyupdatesinclude:Newhardwaresupportandoptimizedmulticastforwarding.ImprovedEVPNVXLANcapabilities

OverviewSoftwareRelease17.15.xfortheCatalyst9400Seriescontinuestosupportamodularenterpriseaccessswitchingplatformdesignedforsecureandscalablecampusdeployments.Thisreleaseincludesenhancementsinmulticastforwardingtimers

OverviewSoftwareRelease17.14.xfortheCatalyst9400Seriescontinuessupportforamodularenterpriseaccessswitchingplatformdesignedforsecureandscalablecampusdeployments.Thisreleaseintroducesenhancedrouting,programmability,andpe

OverviewSoftwareRelease17.13.xfortheCatalyst9400Seriescontinuestosupportamodularenterpriseaccessswitchingplatformdesignedforsecureandscalablecampusdeployments.Thisupdateexpandshardwaresupportandaddsrouting,multicast,

OverviewSoftwareRelease17.12.xfortheCatalyst9400Seriesextendsthecapabilitiesofthismodularaccessswitchingplatformforsecure,scalablecampusdeployments.Thisreleasefocusesonhigh‑availability,robustprogrammabilityfeatures,and

OverviewSoftwareRelease17.11.xfortheCatalyst9400Seriescontinuestosupportamodularenterpriseaccessswitchingplatformdesignedforsecureandscalablecampusdeployments.Thisreleaseextendshigh-availability,programmablecampusforwar

OverviewSoftwareRelease17.10.xfortheCatalyst9400Seriescontinuessupportforamodularenterpriseaccessswitchingplatformfocusedonsecureandscalablecampusdeployments.ThisreleaseextendstheunifiedASICarchitectureandsupportshig

OverviewSoftwareRelease17.9.xfortheCatalyst9400Seriessupportsamodularenterpriseaccessswitchingplatformdesignedforsecureandscalablecampusdeployments.ThisreleasecontinuestheunifiedASICarchitectureapproachandsupportshigh

OverviewSoftwareRelease17.8.xfortheCatalyst9400Seriessupportsamodularenterpriseaccessswitchingplatformdesignedforsecureandscalablecampusdeployments.ThisreleasecontinuestouseaunifiedASICarchitectureandsupportshighava

OverviewSoftwareRelease17.7.xfortheCatalyst9400Seriescontinuestosupportamodularenterpriseaccessswitchingplatformdesignedforsecureandscalablecampusdeployments.ThisreleaseisbuiltonaunifiedASICarchitectureandsupportsh

OverviewSoftwareRelease17.6.xfortheCatalyst9400Seriesdeliversamodularenterpriseaccessswitchingplatformfocusedonsecureandscalablecampusdeployments.ThereleaseisbuiltonaunifiedASICarchitectureandsupportshighavailabilit

OverviewThesereleasenotesdescribesupportedhardware,softwarefeatures,limitations,andoperationalconsiderationsforthe9400SeriesswitchesrunningIOSXEBengaluru17.5.x.The17.5.xreleasetrainbringssignificantimprovementstosecurit

OverviewThesereleasenotesdescribesupportedhardware,softwarefeatures,limitations,andoperationalconsiderationsforthe9400SeriesswitchesrunningIOSXEAmsterdam17.3.x.The17.3.xreleasetrainisalong-lifecycleversionwithongoingm

OverviewThesereleasenotesdescribesupportedhardware,softwarefeatures,limitations,andoperationalconsiderationsforthe9400SeriesswitchesrunningIOSXEAmsterdam17.2.x.The17.2.xreleasetrainintroducesearlycapabilitiesfromthe17.

OverviewThesereleasenotesdescribesupportedhardware,softwarefeatures,limitations,andoperationalconsiderationsforthe9400SeriesswitchesrunningIOSXEGibraltar16.11.x.The16.11.xreleasetrainemphasizeslong-termstabilitywithtarg

OverviewThesereleasenotesdescribesupportedhardware,softwarefeatures,limitations,andoperationalconsiderationsforthe9400SeriesswitchesrunningIOSXEGibraltar16.10.x.The16.10.xreleasetrainfocusesonlong-termstabilitywithincr

OverviewThesereleasenotesdescribesupportedhardware,softwarefeatures,limitations,andoperationalconsiderationsforthe9400SeriesswitchesrunningIOSXEEverest16.9.x.The16.9.xreleasetrainrepresentsastableandwidelydeployedsoft

OverviewThesereleasenotesdescribesupportedhardware,softwarecapabilities,limitations,andoperationalconsiderationsforthe9400SeriesswitchesrunningIOSXEFuji16.8.x.The16.8.xreleasetrainintroduceshardwareenablementandsoftware

OverviewThesereleasenotesdescribesupportedhardware,keycapabilities,limitations,andoperationalconsiderationsforthe9400SeriesswitchesrunningIOSXEEverest16.6.x.The16.6.xsoftwaretrainemphasizesstabilitywhileintroducingenhan

OverviewThisreleasefortheCatalyst9600Seriesincludessoftwareupdatesinthe17.14.xtrain,focusingonstability,scalability,andconsistentcampuscoreoperation.SupportedHardwareThisreleasesupportsCatalyst9600Serieschassis,superv

OverviewThisreleasefortheCatalyst9600Seriesincludessoftwareupdatesinthe17.13.xtrain,focusingonstability,scalability,andconsistentcampuscoreoperation.SupportedHardwareThisreleasesupportsCatalyst9600Serieschassis,superv

iPhone15proにiOS26.2を入れてからふと、使おうと持つと画面真っ暗。電源ボタンとか触っても真っ暗。MacBookProに繋ぎ写メを確認するとこんな感じだけど。。。↑一応、電源ボタン、音量ボタンで写メ撮ると明るさバーが0になってる。Appleサポートに電話して知らんURLを教えてもらい診断してもダメ。明るさバー上げれば普通に使える。Appleに何度か写メ付きでメールしてる。iOS26.3ベータ版をDLしてだいぶ良くなってはいるものの。。。明るさバーが0になっ

iOS/iPadOS26.2.1登場Appleはアップデートをちゃんとやってくれるから嬉しいんですよね。これが目的で買い替えましたから。つくづく、よかったと思います。私には必要ないけど、AirTag第2世代に対応とのこと。【概要】新製品（第2世代AirTag）への対応と、既存のバグ・セキュリティの修正を目的としたマイナーアップデート1.新機能・改善点・第2世代AirTagのサポート:第2世代AirTagに対

OverviewThisreleasefortheCatalyst9600SeriesincludessoftwareupdatesintheDublin17.12.xtrain,focusingonstability,scalability,andconsistentcampuscoreoperation.SupportedHardwareThisreleasesupportsCatalyst9600Serieschassis,

OverviewThisreleasefortheCatalyst9600SeriesincludessoftwareupdatesintheDublin17.11.xtrain,focusingonstability,scalability,andconsistentcampuscoreoperation.SupportedHardwareThisreleasesupportsCatalyst9600Serieschassis,

OverviewThisreleasefortheCatalyst9600SeriesincludessoftwareupdatesintheDublin17.10.xtrain,focusingonstability,scalability,andconsistentcampuscoreoperation.SupportedHardwareThisreleasesupportsCatalyst9600Serieschassis,

OverviewThisreleasefortheCatalyst9600SeriesincludessoftwareupdatesintheCupertino17.9.xtrain,focusingonstability,scalability,andconsistentcampuscoreoperation.SupportedHardwareThisreleasesupportsCatalyst9600Serieschassi

OverviewThisreleasefortheCatalyst9600SeriesincludessoftwareupdatesintheCupertino17.8.xtrain,focusingonstability,scalability,andconsistentcampuscoreoperation.SupportedHardwareThisreleasesupportsCatalyst9600Serieschassi