RG500Q-EA QSCAN command not work

i want to use AT command to monitor network and i want to access diag port DM-PORT.

This link cannot be opened, you can re-share the firmware of RG500Q-EA

Your link cannot be opened anymore. Can you send the latest firmware to me too? My current version is RG500QEAAAR11A06M4G_01.001.01.001. Thank you.