SETUP/STEP BY STEP PROCEDURE:
Step 1: Press the WPS button and do not release it. Then power ON the WRE2205v1.
Step 2: Wait for 3 seconds until the signal LED is stable (ON). Now the WRE2205v1's IP address is 192.168.1.6 and ready for FW upgrade.
Step 3: Use a TFTP client to put the firmware file. After the firmware is uploaded, the WRE2205v1 will perform the upgrade automatically.