HP OpenVMS Guide to System Security: OpenVMS Version 8.4 > Appendix A Assigning Privileges

NETMBX Privilege (Normal)

The NETMBX privilege lets a process perform functions related to a DECnet computer network. For example, it allows a process to switch a terminal line to an asynchronous DECnet protocol or assign a channel to a network device. Grant this privilege to general users who need to access the network.