CHR on VM but NO L2 MTU listed

RouterOS Forwarding Protocols
1

I have a VM running CHR but I noticed that no L2 MTU is listed is this normal ?
CHR-No-L2_MTU.png
CLi - No L2 MTU.png

2

L2MTU is only on interfaces of MikroTik manufactured devices. Generic drivers do not have L2MTU support.