Proplem With Media Converter fx to tx

I have Media Converter Fx to Tx it’s working with Cisco,Tenda,Tp-Link

But don’t working with Mikrotik !!!

I check it with
Rb 1009
RB 1036
CRS 125

but don’t working with all the Mikrotik Servers

the Mikrotik Read the Tx only So it don’t send DHCP Or PPPOE-Server
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