У вашего броузера проблема в совместимости с HTML5
List of equipment in the Server Room:
Router: WatchGuard M470
FXS Device: GrandStream HT818
4G LTE Failover Router: Cradlepoint AER3100
1Gbe Switches: SG350X-48P
10Gbe SFP Switches: SG350XG-24F
Storage Array: EMC Unity 300
Data Protection Appliance: EMC DataDomain DD3300
Mac Server: Apple Macmini in a sonnet rack mount kit
HyperVisors: HP DL380 Gen9 Servers
Domain Controller: HP DL360 Gen9 Server
Access Control and Security Camera System: Genetec
Battery Backups: Smart-UPS X 2000
Generator: Kohler 22KW