# derby.authentication.server

The derby.authentication.server property specifies the location of the external directory service that provides user authentication for the Derby system as defined with the derby.authentication.provider property.

For LDAP, specify the host name and port number. See derby.authentication.provider for more information.

The server must be known on the network.

For more information about external user authentication, see "Configuring LDAP authentication" in the Derby Security Guide.

## Default

Not applicable. Note that if the protocol type is unspecified, it defaults to LDAP.

## Syntax

    derby.authentication.server=
    [{ ldap: | ldaps: | nisplus: }]
    [//]

    {
        hostname [ :portnumber ] |
        nisServerName/nisDomain
    }

## Example

    -- system-wide property
    ##LDAP example
    derby.authentication.server=godfrey:9090
    ##LDAP example
    derby.authentication.server=ldap://godfrey:9090
    ##LDAP example
    derby.authentication.server=//godfrey:9090
    ##LDAP over SSL example
    derby.authentication.server=ldaps://godfrey:636/
    -- database-wide property
    CALL SYSCS_UTIL.SYSCS_SET_DATABASE_PROPERTY(
        'derby.authentication.server',
        'godfrey:9090')

## Dynamic or static

Static. For system-wide properties, you must reboot Derby for the change to take effect. For database-wide properties, you must reboot the database for the change to take effect.

Parent topic: Derby properties
Related reference
derby.authentication.builtin.algorithm
derby.authentication.builtin.iterations
derby.authentication.builtin.saltLength
derby.authentication.ldap.searchAuthDN
derby.authentication.ldap.searchAuthPW
derby.authentication.ldap.searchBase
derby.authentication.ldap.searchFilter
derby.authentication.native.passwordLifetimeMillis
derby.authentication.native.passwordLifetimeThreshold
derby.authentication.provider
derby.connection.requireAuthentication
derby.database.classpath
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derby.infolog.append
derby.jdbc.xaTransactionTimeout
derby.language.logQueryPlan
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derby.language.sequence.preallocator
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derby.storage.indexStats.auto
derby.storage.indexStats.log
derby.storage.indexStats.trace
derby.storage.initialPages
derby.storage.minimumRecordSize
derby.storage.pageCacheSize
derby.storage.pageReservedSpace
derby.storage.pageSize
derby.storage.rowLocking
derby.storage.tempDirectory
derby.storage.useDefaultFilePermissions
derby.stream.error.extendedDiagSeverityLevel
derby.stream.error.field
derby.stream.error.file
derby.stream.error.logBootTrace
derby.stream.error.logSeverityLevel
derby.stream.error.method
derby.stream.error.rollingFile.count
derby.stream.error.rollingFile.limit
derby.stream.error.rollingFile.pattern
derby.stream.error.style
derby.system.bootAll
derby.system.durability
derby.system.home
derby.user.UserName
DataDictionaryVersion