> Source: [sk165374](https://support.checkpoint.com/results/sk/sk165374)

# sk165374 - LDAP users are unable to connect to Remote Access or Mobile Access

| Property | Value |
|----------|-------|
| Solution ID | sk165374 |
| Date Created | 2020-02-21 |
| Last Modified | 2020-02-26 |
| Technical Level | Advanced |
| Products | Security Gateway, Endpoint Security |
| Versions | R82.10, R82, R81.20, Cloud, E89.X, E88.X |

## Symptoms

- * LDAP users are unable to connect to Remote Access or Mobile Access.
* SmartView Tracker failed login shows one of the following;
  * Unix Password not supported
  * Unknown scheme
  * Firewall-1 Password not supported
  * Access denied - wrong user name or password
* In *vpnd.elg* or *cvpnd.elg* , you will see;
  * \[AU\] CAuthRealmScheme::SetAuthScheme: (*UserName*,vpn) Setting authentication method to Unix Password
  * \[AU\] pam_authenticate() status: User not known to the underlying authentication module

## Cause

Legacy authentication or LDAP authentication is set to "OS password".

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## Solution

This solution requires authentication. Please log in to view the full solution.

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