Am 13.05.2024 um 06:15:24 Uhr schrieb Roman: > Do you mean 636 instead of 686?
Yes. > Windows server uses 636 port for sure because when I do "telnet > home.arpa 686" it's open. But if I use hostname = > "ldapS://home.arpa:636" - I can't connect with SOGo web page to LDAP, > no security logs in Windows during that operation. But without "S" - > hostname = "ldap://home.arpa:389" - it works as intended. Use a sniffer (wireshark) and check if it tries to use TLS directly on port 636.