PXG 900 User's Guide - Firmware Version 4.3 - 1/9/201771In this example, setting Max Concurrent Logins to 2 limits the number of users logging in using a shared account tojust 2. Good security practice suggests setting this to the lowest practical non-zero number for your specificinstallation. As the gateway allows you to create additional users with specific roles and permissions, you mayconsider restricting concurrent logins to just one.