I installed fop2 on a server:

System Information
Manufacturer: HP
Product Name: ProLiant DL360 Gen9
Version: Not Specified
Serial Number: XXXXXXXXXX
UUID: XXXXXXXX-XXXXXXXX-XXXX-XXXX-XXXXXXXX
Wake-up Type: Power Switch
SKU Number: XXXXXX-XXX
Family: ProLiant
total used free shared buffers cached
Mem: 8045268 5703800 2341468 7868 307276 4076364
-/+ buffers/cache: 1320160 6725108
Swap: 15624956 196928 15428028

The problem: When you access from web browsers to http: //@ipserver/fop2 every time the screen refreshments occur, it goes blank for a few seconds, disappearing all the information of extensions and queues.

SO is Ubuntu 14.04.4 LTS

/usr/local/fop2/fop2_server --test

Using bond0 interface for license binding as configured in init script options file.

If you want to specify a different interface, please use the -i command line option.

Flash Operator Panel 2 - White Label Version
Flash Operator Panel 2 - Valid License (/usr/local/fop2/fop2.lic)
Flash Operator Panel 2 - Featureset: Voicemail Explorer & IM Chat
Flash Operator Panel 2 - Allowed Tenants: 5

Connection to manager OK!

Regards,