Cannot remove silent authentication in domain mode from jboss-cli in JBoss EAP 6 and 7

Issue

• We have been unable to remove silent authentication from JBoss EAP.
• How to configure jboss-cli request username and password for login from domain-controller?
• The Administration and Configuration Guide contains the procedure in section 9.7.
• We have followed this procedure according to the guide. Show below is the command line session. There are "NO" relevant entries in any of the server logs.
• Can you provide a solution

[domain@hostname:9999 /] /core-service=management/security-realm=ManagementRealm/authentication=local:remove
{
    "outcome" => "failed",
    "failure-description" => "JBAS010850: No handler for operation remove at address [
    (\"core-service\" => \"management\"),
    (\"security-realm\" => \"ManagementRealm\"),
    (\"authentication\" => \"local\")
]",
    "rolled-back" => true
}