I want to know about filter devices in the long reach ethernet solution. Has Cisco provide this filter ? If not what filter can compatible with CPE in this solution ?

I have a problem about MCU-3510. When I upload software for MCU that notice ' error uploading'. I run hyper terminal. MCU notice 'not enough memory'.Can you help me ?

I have a problem with 3510-MCU. When I call from my computer to other computer. It appear " gatekeeper times out" and can't connect.Can you help me ?Thanks a lotSang