How to reach CPE into different LAN's

RouterOS General
1

this is my network map:





So my question is:
how can I reach CPEs from device connected to main gateway (192.168.1.1)?
I need to add static routes?

2

You would need static routes or use something like OSPF to build routes to the CPE’s.

3

Can you tell me more?
How to build these static routes?

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