MaxClientsPerUser [ MaxClientsPerUser number|none [message]]
Default
MaxClientsPerUser none
Context
server config, <VirtualHost>, <Global>, <Anonymous>
Module
mod_auth
Compatibility
1.2.7rc1 and later
The MaxClientsPerUser directive configures the maximum number of clients that may be connected at any given time using the same user name. The optional argument message may be used which will be displayed to a client attempting to exceed the maximum value. If message is not supplied, a default message of "Sorry, the maximum number of clients (%m) for this user already connected."
MaxClientsPerUser 1 "Only one such user at a time." Results in: 530 Only one such user at a time.