EAP-TLS rejects all clients
Certificate-based 802.1X authentication fails for all or many clients.
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A CAA record blocks Let’s Encrypt renewal
The ACME challenge may succeed while the certificate authority is not allowed to issue by the CAA policy.
Lire la suite →Wi-Fi connected but not of Internet access
The station is well associated with the Wi‐Fi network, but no Internet navigation works.
Lire la suite →The PC gets an address 169.254.x.x
Windows s,attributes an APIPA address when it fails to get a DHCP configuration.
Lire la suite →The ping works but the site or service remains inaccessible
The Shade machine responds to the ping but the application or port expected does not work.
Lire la suite →A server name does not answer but its IP address works
IP access works, but the DNS name fails.
Lire la suite →The VPN connects but no internal server is accessible
The VPN client indicates connected, but internal resources do not respond….
Lire la suite →Windows Update fails in loop
Windows updates download or s, install and then fail repeatedly.
Lire la suite →Outlook asks for the loop password
Outlook continuously displays a request for, identification despite the password entry.
Lire la suite →VPN no longer connects
The VPN client fails before the connection is established.
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