210 DOMINION SX USER G UIDEP ROBLEM S OLUTIONNumber of UsersExceededThe unit has a security measure that allows only a specific numberof login pages to be authenticated at any given time. Should thisnumber be reached when attempting to login to the unit, a pop-upwindow displays indicating that the maximum number of users isexceeded. This is normal behavior for the unit.Wait for a few minutes and attempt to login again. You may need torefresh or <Shift+Refresh> your browser to successfully log on.FirewallTable 87 Troubleshooting FirewallP ROBLEM S OLUTIONUnable to Access the WebPageFirewalls must allow access on port 80 (for http) and 443 (for https)for the unit to operate through a firewall.Contact your system administrator and request port 80 and 443, orother custom configured ports for access.Login Failure Firewalls must be configured to allow connections using theDominion SX configurable port network parameter (Default51000). If the firewall does not allow these connections, the appletindicates that the login has failed.Contact your system administrator and request that connections beallowed on the configurable port.SSL Security Warnings The unit embeds its Internet Address (IP) in its SSL certificate.Should the firewall perform Network Address Translation (NAT),the SSL certificate will not match the IP address recognized by thebrowser generating a security warning.This is normal behavior.The warning message does not affect operation of the unit.