I changed the firmware to RMerlin one and now is working at full capacity - 930MB.
I will describe few things from my experience with what i did now maybe there are other ppl who need and can use this info: after i uploaded the firmware all the settings from asus one were in place and i still...
How can I disable STP? Im using 3.0.0.4.378_9460 and in Lan/Switch Control page i dont have the option to turn off the STP.
With only CTF enabled the max speed is around 380Mb. Thanks.