Runtime Configuration

The behaviour of these functions is affected by settings in php.ini.

LDAP configuration options
Name Default Changeable Changelog
ldap.max_links "-1" PHP_INI_SYSTEM  
For further details and definitions of the PHP_INI_* modes, see the Where a configuration setting may be set.

Here's a short explanation of the configuration directives.

The maximum number of LDAP connections per process.