What is purpose to use VRF instead of Routing Table

What's a difference between VRF and Routing Tables?

>:C

Is CSS106-1G-4P-1S supporting LAG?

What's a difference between Simple Queue and Queue Tree?

For using the Mikrotik as an LNS, annoyingly they never implemented the LAC functionality.

May you explain these acronyms?

Dont have a clue about what you are talking about. Maybe its a secret.

I do understand IPSEC secret aka on this link.
https://help.mikrotik.com/docs/display/ROS/L2TP

I'm asking about the L2TP Secret Tab. I have no idea for what it is.

What is L2TP Secret Tab?

My local ISP says that they have to mount theirs own ONT devices and refusing me to connect my FTTH GPON/ONU (I have Mikrotik SFP GPON/ONU) because "It won't authorize on other companies devices". They mount some Huawei router. Is it possible?

You right, my mistake, that's not CRSes (I corrected the title).

When I writing about VLAN Filtering, I meant filtering in Switch Chip, not Bridge VLAN Filtering

What is difference in configuration on these CRSes? Can I do switching and VLAN Filtering in the same way I'm doing on CRS with single switch chip (can I ignore fact, that some ports is on different switch chip than others)?

Is there any substitutes of it?

Is The Dude still supported?

What is purpose of VLAN Mode on wireless interfaces? I can achive VLANs on wireless interfaces using Bridge VLAN Filtering (or probably binding VLAN Interface directly to wireless interface but I didn't tested it yet)

What is purpose of VLAN's Parent (Physical or Virtual fe. Bridge) Interface? What's the difference between binding VLANs to bridge instead of doing this on one's physical interfaces? In second case Bridge VLAN Filtering won't works probably?

What is difference between CAPsMAN and Mesh? CAPsMAN is for managing multiple APs and Mesh is for creating WiFi that's "surrounding" whole (fe.) home through multiple APs with same SSID?

So technically, main difference is load that can they handle?

What's a main difference between CRS1, CRS2 and CRS3

I don't fully understand this: Bridge VLAN Filtering since RouterOS v6.41 provides VLAN aware Layer2 forwarding and VLAN tag modifications within the bridge. This set of features makes bridge operation more like a traditional Ethernet switch and allows to overcome Spanning Tree compatibility issues ...

What's giving me enabling VLAN Bridge Filtering in bridge? VLANs still works without it