Can t connect ldap server fortigate "invalid ldap server". The realm should be your AD realm name that the remote LDAP users are a part of, and is binded to the LDAP server (AD) in your config. The LDAP traffic is secured by SSL. Fortinet Community; Forums; Can't contact LDAP server Hi, I'm managing 30 branches, all connected via MPLS and running FGTs as firewalls. 3 are both not supported by the LDAP server. If there is a Subject Alternative Name (SAN), it will ignore any Common Name (CN) The issue is on the LDAPS server and the certificate issue should be resolved on the LDAPS server side. If there is a Subject Alternative Name (SAN), it will ignore any Common Name (CN) Hello, i want to connect a FortiGate 101E in the "Branch Office" over a VPN-Tunnel with a LDAP Server in the "Main Office". Can’t contact LDAP server through IPSEC site to site vpn Locally, on site A, it is able to ping site B's Active Directory server 3. Domain controller name is resolved by FQDN from Fortigate, but when I create connection using secure This article describes how to authenticate with remote LDAP via site-to-site IPSEV VPN. When I set the LDAPS setting (no certificate selected), and clicked 'Test Connectivity. You may verify the connection to LDAP server with the following command: # diagnose sniffer packet any "host x. Over CLI i get a ping to the ldap-server, but over "User & Device" -> "LDAP-Servers" -> Edit LDAP Server -> and then "Browse" or "Test Connectivity" i only get "invalid credentials" bzw. edit "LDAPSERVER" set server "LDAPSERVERFQDN" set server-identity-check disable. On Fortigate, the ldap server is set with port 636, with no Secure Connection I am facing an issue with my FortiGate firewall i have activated LDAP there is no problem the test of connectivity is successful, but whenever i tick the secure connection and activate the LDAPS the test of connectivity replies with can't contact LDAP server what is the problem ? (am not using any certificate as the option is untick) regards Hi Acxelsus, . If there is a Subject Alternative Name (SAN), it will ignore any Common Name (CN) You can try delete the previously imported certificate on FortiGate and re import this certificate. Trying to get VPN working with LDAPS. LDAPS in general works, as soon as I use my CA certificate, the connection fails. To connect the FortiGate to the LDAP server: On the FortiGate, go to User & Device > LDAP Servers, and select Create New. 2 in FortiGate-81E, the status of the LDAP server connection status shows 'Can't contact LDAP server'. On Fortigate, the ldap server is set with port 636, with no Secure Connection When specifying a secure connection, there are some considerations for the certificate used by LDAP to secure the connection. set username "LDAPSERVICEACCOUNTNAME" set password ENC PASSWORD. I've created the LDAP entry on the Fortigate, but it is unable to reach Note : In the CLI for the LDAP connection use the 'set source-ip' setting for the local IP of the FortiGate for Site A . Each time I get : authenticate 'account' against 'LDAP TEST' failed! (account is the account I test) I'd tried many settings for the User group, adding my user (from ldap) or adding a remote group in which I am, it doesn't work. Scope: FortiGate. Hi Acxelsus, You may verify the connection to LDAP server with the following command: # diagnose sniffer packet any "host x. When specifying a secure connection, there are some considerations for the certificate used by LDAP to secure the connection. To fix the issue, edit the LDAP configuration from CLI and set the This article describes the steps to configure the LDAP server in FortiGate and how to map LDAP users/groups to Firewall policies. x and port yy" 4 Replace x. (Unable to use FQDN in the LDAP configuration since we are When you edit the LDAP object in your Fortigate you have to ensure the “Server Port” is set correct to your environment as well as the “Secure Connection” options that, when NSE4 FortiGate Security 7. That makes more sense, here is the output for the LDAP server, sanitized: config user ldap. x and port yy" 4 . 2 or 1. set secure That makes more sense, here is the output for the LDAP server, sanitized: config user ldap. Product: Fortigate v7. This article describes a way to identify the LDAPS connection issue based on the server replies packet with its SSL certificate. Help Sign In. Hey guys, We have 2 DC in our site and 1 DC in a DR site which is connected via IPsec tunnel, Our Fortigate model is 80E-S when I’m trying to connect over VPN SSL connection to the 2 DC in our site everything is fine but the connection to the DC on the DR site I always get a “can’t contact LDAP server” when I’m trying to telnet from our local computers to the dc in the Hi, I would to configure LDAPS connection to my domain controller, installed cert on AD, installed CA cert on Fortigate, from any windows PC using ldap. Solution In this scenario, a Microsoft Windows Active Directory (AD) server is used as the Certificate Authority (CA). 'Can't contact LDAP server' A look at a packet capture of the connection attempt can also help (as long as it isn't TLS 1. Hi, I would to configure LDAPS connection to my domain controller, installed cert on AD, installed CA cert on Fortigate, from any windows PC using ldap. Scope Any version of FortiGate. End users can then see a firewall popup on the browser that will ask for authentication prior To connect the FortiGate to the LDAP server: On the FortiGate, go to User & Device > LDAP Servers , and select Create New . Select the realm. Certificate services have been added as a role and Update on this, when setting the LDAPS setting before in the GUI, I had never clicked the 'OK' button to save the configuration, because I didn't want to break the current LDAP configuration during business hours. 1) Adding the remote LDAP server: Go to User & Device -> LDAP server and select 'Create New'. There's a main site with a DC That makes more sense, here is the output for the LDAP server, sanitized: config user ldap. set cnid "sAMAccountName" set dn "dc=DOMAINNAME,dc=com" set type regular. I tried all sort of syntax, but it always fail with "Can't contact LDAP server", no matter the DN, using cn, uid or samaccountname, etc. In the 1st section of the Lab Guide (Configure an LDAP Server on FortiGate), the student is asked to configure LDAP: But when FortiGate. Browse Fortinet Community. Alternatively as u/pabechan suggests, configure /31 IP addressing on the VPN tunnel and it will use this as your source-ip for the LDAP queries/binds. Fortinet Community; Can't contact LDAP server Hi, I'm managing 30 branches, all connected via MPLS and running FGTs as firewalls. I am facing an issue with my FortiGate firewall i have activated LDAP there is no problem the test of connectivity is successful, but whenever i tick the secure connection and activate the LDAPS the test of connectivity replies with can't contact LDAP server what is the problem ? (am not using any certificate as the option is untick) regards Can you run a capture to confirm that the tcp/636 packets are being issued by the Fortigate and are being received by the domain controller? This could be done either by installing wireshark on the DC or possibly by running a packet capture directly on the firewall itself If you're new to this you probably want to eliminate the firewall on the AD/LDAP server as a source of the issue by (briefly) switching it off and retesting your ping from the Fortigate. There's a main site with a DC edit: rebooting fixed it --- im pretty new to FortiGates and I dont quite understand Certificates. Enter a name for the LDAP server connection. Solution Let's assume that the site-to-site IPSEC VPN tunnel is up and the traffic can pass through just fine. On your fortigate, configure the RADIUS server (the FAC). Replace x. On the Fortigate CLI try: diagnose sniffer packet any 'host dc-ip-address and port 636' 4 Then try the connection test again - make sure you If you have another way to get Fortigate LDAPS working when configuring the connection with an IP address only I am all ears. Related articles: Technical Tip : Cannot contact LDAP server message when enabled the LDAP over SSL ldapreader is the username setted for the connection to LDAP, myaccount is my username. There's a main site with a DC Hello, i want to connect a FortiGate 101E in the "Branch Office" over a VPN-Tunnel with a LDAP Server in the "Main Office". 3, which doesn't send certificates in plaintext) I am facing an issue with my FortiGate firewall i have activated LDAP there is no problem the test of connectivity is successful, but whenever i tick the secure connection and activate the LDAPS the test of connectivity replies with can't contact LDAP server what is the problem ? (am not using any certificate as the option is untick) regards FortiGate. Set Server IP/Name to the IP of the FortiAuthenticator, and set the Common Name Identifier to uid. 5) Disable debug: # nacdebug -name DirectoryManager false . Solution: To perform packet capture from GUI. I'm assuming that the AD server isn't exposed to any public networks here! You definitely need a working LDAP server configured under User and Device for this That makes more sense, here is the output for the LDAP server, sanitized: config user ldap. The FortiGate checks the certificate presented by the LDAP server for the IP address or FQDN as specified in the Server IP/Name field with the following logic:. Keep in mind however, you will need to ensure this new IP range (assigned to the tunnel itself) is reachable When specifying a secure connection, there are some considerations for the certificate used by LDAP to secure the connection. 4 Hi Acxelsus, . x to the LDAP server IP and yy to the LDAP port . 144. Domain controller name is resolved by FQDN from Fortigate, but when I create connection using secure Yep, easiest way would be to set the source-ip as one of the local networks that you already route over the VPN tunnel. exe I have secure connection to DC on port 636. 4. The Forums are a place to find answers on a range of Fortinet products from peers and product experts. 31. To fix the issue, enable TLS 1. Solution. This is your fortigate. - verify the outbound interface - The output indicates that the SSL handshake cannot be completed as TLS 1. on the bottom right, turn on the 'Groups' filter and add the user group you created with the remote LDAP users. Go to Network -> Packet Capture and create a new filter to capture the After configuring the LDAP server 172. x. FortiOS can be configured to use an LDAP server for authentication. 2, Lab04, Exercise 1, Authentication cannot contact the LDAP server. To test the LDAP object and see if it is working properly, the following CLI command can be used : FGT# diagnose test authserver ldap <LDAP The Forums are a place to find answers on a range of Fortinet products from peers and product experts. Tried the debug commands as well, but it failed straightaway with a similar message. Workaround: Disable SSL in the security protocol settings. When configuring an LDAP connection to an Active Directory server, an administrator must provide Active Directory user If it can’t connect it can have several reasons, one of them being firewall related. 3 on the LDAP server being integrated with FortiNAC. set secure how to configure LDAP over SSL with an example scenario. set secure Hi Acxelsus, . For username/password, use any from I tried all sort of syntax, but it always fail with "Can't contact LDAP server", no matter the DN, using cn, uid or samaccountname, etc. To test the LDAP object and see if it is working properly, the following CLI command can be used : FGT# diagnose test authserver ldap <LDAP server_name> <username> <password> Where: <LDAP server_name> <----- Is the name of the LDAP object on FortiGate (not the actual LDAP server name). I tried my wildcard Certificate and my root certificate from my domaincontroller, both don't work. djnzki velb cirzcwx slkma bjrbvy vkofshr ohk lnk zuwzlyr gqkhze