/routing rule
add action=lookup disabled=no src-address=192.168.1.10/32 table=traf-vpn #192.168.1.10/32 - локальный ip, можно наверное и подсесть указать
/routing rule
add action=lookup-only-in-table disabled=no src-address=192.168.1.10/32 table=traf-vpn
/ip route
add comment=VPN disabled=no distance=1 dst-address=192.168.1.0/24 gateway=bridge pref-src="" routing-table=traf-vpn scope=10 suppress-hw-offload=no target-scope=10