{"id":190367,"date":"2025-06-10T13:33:10","date_gmt":"2025-06-10T11:33:10","guid":{"rendered":"https:\/\/fivemx.com\/?p=190367"},"modified":"2026-08-16T13:44:41","modified_gmt":"2026-08-16T11:44:41","slug":"fivem-baglantisi-basarisiz-tanilama-ve-cozum-kilavuzu","status":"publish","type":"post","link":"https:\/\/fivemx.com\/tr\/fivem-baglantisi-basarisiz-tanilama-ve-cozum-kilavuzu\/","title":{"rendered":"FiveM Ba\u011flant\u0131s\u0131 Ba\u015far\u0131s\u0131z Oldu: Tan\u0131 ve \u00c7\u00f6z\u00fcm K\u0131lavuzu"},"content":{"rendered":"

FiveM ba\u011flant\u0131 hatalar\u0131 TCP el s\u0131k\u0131\u015fmas\u0131nda (30120), UDP ak\u0131\u015f\u0131 ba\u015flatmada (30110-30125) veya \u00e7ekirdek sunucularla kimlik do\u011frulama zaman a\u015f\u0131m\u0131nda meydana gelir. Hata \u015fu \u015fekilde g\u00f6sterilir: Failed to connect to server: Connection timed out<\/code> 15 saniyelik e\u015fikten sonra.<\/p>\n\n\n\n

Tan\u0131 \u00c7er\u00e7evesi<\/h2>\n\n\n\n
    \n
  1. A\u011f yolu do\u011frulamas\u0131<\/li>\n\n\n\n
  2. Sunucu kullan\u0131labilirli\u011fi onay\u0131<\/li>\n\n\n\n
  3. \u0130stemci taraf\u0131 m\u00fcdahalesinin ortadan kald\u0131r\u0131lmas\u0131<\/li>\n\n\n\n
  4. Kimlik do\u011frulama zinciri do\u011frulamas\u0131<\/li>\n<\/ol>\n\n\n\n

    E\u011fer sunucu sahibiyseniz sunucunuzu mutlaka iyi bir hostta bar\u0131nd\u0131rd\u0131\u011f\u0131n\u0131zdan emin olun.<\/strong><\/a><\/p>\n\n\n\n

    1. Port Eri\u015filebilirlik Testi<\/h3>\n\n\n\n
    :: TCP connectivity\npowershell -command \"Test-NetConnection -ComputerName serverip -Port 30120\"\n\n:: UDP requires nmap\nnmap -sU -p 30110-30125 serverip\n<\/pre>\n\n\n\n
    Beklenen: TcpTestSucceeded: True<\/code><\/p>\n\n\n\n
    2. Traceroute Analizi<\/h3>\n\n\n\n
    pathping -n -q 10 -p 250 serverip\n<\/pre>\n\n\n\n
    Herhangi bir duraklamada 5%'den fazla paket kayb\u0131, \u0130SS y\u00f6nlendirme sorununa i\u015faret eder.<\/p>\n\n\n\n
    3. DNS \u00c7\u00f6z\u00fcmleme Do\u011frulamas\u0131<\/h3>\n\n\n\n
    nslookup serverdomain\nnslookup serverdomain 8.8.8.8\n<\/pre>\n\n\n\n
    Uyu\u015fmayan sonu\u00e7lar DNS zehirlenmesine i\u015faret ediyor.<\/p>\n\n\n\n
    1. Windows G\u00fcvenlik Duvar\u0131 Kurallar\u0131<\/h3>\n\n\n\n
    New-NetFirewallRule -DisplayName \"FiveM TCP\" -Direction Outbound -Protocol TCP -LocalPort 30120 -Action Allow\nNew-NetFirewallRule -DisplayName \"FiveM UDP\" -Direction Outbound -Protocol UDP -LocalPort 30110-30125 -Action Allow\nNew-NetFirewallRule -DisplayName \"FiveM Inbound\" -Direction Inbound -Protocol UDP -LocalPort 30110-30125 -Action Allow\n<\/pre>\n\n\n\n
    2. IPv6 Giri\u015fim D\u00fczeltmesi<\/h3>\n\n\n\n
    :: Disable IPv6 for FiveM\nnetsh int ipv6 set prefixpolicy ::ffff:0:0\/96 46 4\nnetsh int ipv6 set prefixpolicy ::1\/128 45 4\n<\/pre>\n\n\n\n
    3. Winsock S\u0131f\u0131rlama<\/h3>\n\n\n\n
    netsh winsock reset catalog\nnetsh int ip reset reset.log\nipconfig \/flushdns\n<\/pre>\n\n\n\n
    1. U\u00e7 Nokta G\u00f6r\u00fcn\u00fcrl\u00fc\u011f\u00fc<\/h3>\n\n\n\n
    -- server.cfg\nset sv_endpointprivacy false\nset sv_listingIPOverride \"serverip:30120\"\nset sv_forceIndirectListing true\n<\/pre>\n\n\n\n
    2. Ba\u011flant\u0131 Kuyru\u011fu Y\u00f6netimi<\/h3>\n\n\n\n
    -- Increase slots and timeout\nset sv_maxClients 128\nset sv_connectTimeout 300\nset sv_authMaxRetries 10\n<\/pre>\n\n\n\n
    3. Oran S\u0131n\u0131rlama Ayarlamalar\u0131<\/h3>\n\n\n\n
    -- Prevent false positive DoS detection\nset sv_requestParanoia 0\nset sv_rateLimit 0\n<\/pre>\n\n\n\n
    1. Nucleus Sunucu Ba\u011flant\u0131s\u0131<\/h3>\n\n\n\n
    :: Test Cfx.re services\ncurl -I https:\/\/servers-frontend.fivem.net\/api\/servers\/single\/serverid\ncurl -I https:\/\/nucleus.cfx.re\/\n<\/pre>\n\n\n\n
    Her ikisi i\u00e7in de HTTP 200 gereklidir.<\/p>\n\n\n\n
    2. Lisans Anahtar\u0131 Do\u011frulamas\u0131<\/h3>\n\n\n\n
    -- server.cfg\nset sv_licenseKey \"cfxk_your_32_char_key\"\nrestart sessionmanager\n<\/pre>\n\n\n\n
    3. \u00d6nbellek Bozulmas\u0131<\/h3>\n\n\n\n
    :: Client-side nucleus cache\nrmdir \/s \/q \"%appdata%CitizenFXkvs\"\ndel \"%localappdata%FiveMFiveM.appcaches.xml\"\n<\/pre>\n\n\n\n
    1. CGNAT Baypas\u0131<\/h3>\n\n\n\n
    :: Force IPv4 stack\nnetsh int ipv6 6to4 set state disabled\nnetsh int ipv6 isatap set state disabled\nnetsh int ipv6 set teredo disabled\n<\/pre>\n\n\n\n
    2. MTU Ke\u015ffi<\/h3>\n\n\n\n
    :: Find optimal MTU\nping -f -l 1500 serverip\n:: Decrease by 28 until successful\nnetsh int ipv4 set subinterface \"Ethernet\" mtu=1472 store=persistent\n<\/pre>\n\n\n\n
    3. Alternatif Port Yap\u0131land\u0131rmas\u0131<\/h3>\n\n\n\n
    Sunucu sahibi \u015funlar\u0131 yap\u0131land\u0131rmal\u0131d\u0131r:<\/p>\n\n\n\n
    -- server.cfg\nendpoint_add_tcp \"0.0.0.0:30121\"\nendpoint_add_udp \"0.0.0.0:30121\"\n<\/pre>\n\n\n\n
    \u0130stemci \u015fu \u015fekilde ba\u011flan\u0131r: connect serverip:30121<\/code><\/p>\n\n\n\n
    1. Paket Yakalama Analizi<\/h3>\n\n\n\n
    :: Wireshark filter\ntcp.port == 30120 or udp.port >= 30110 and udp.port <= 30125\n<\/pre>\n\n\n\n
    RST paketlerini veya eksik ACK'leri aray\u0131n.<\/p>\n\n\n\n
    2. Ba\u011flant\u0131 Durumu \u0130zleme<\/h3>\n\n\n\n
    -- F8 console during connection\nnetstats 1\nnetgraph 1\n<\/pre>\n\n\n\n
    3. TLS Sertifika Sorunlar\u0131<\/h3>\n\n\n\n
    :: Verify certificate chain\nopenssl s_client -connect servers-frontend.fivem.net:443 -servername servers-frontend.fivem.net\n<\/pre>\n\n\n\n
    VPN \u00c7at\u0131\u015fmalar\u0131<\/h3>\n\n\n\n