Help Config Multiple ISP and LAN

Hello
i have Mikrotik RB3011UiAS so i have multiple ISP and i need some help here is topology:

  • 1 ISP is on ethernet 1 and i have 2 WAN IP Lats say 10.10.10.10 and 10.10.11.11 (this is on ethernet 1)


  • 2 ISP is on ethernet 2 i have configuret it for backup


  • I have 2 lan 192.168.0.0/24 and 192.168.1.0/24


  • i have bridge with ethernet 3,4 ; they are for users and we have dhcp of 192.168.0.0/24


  • on ethernet 5 i have 1 pc it`s like Stand and i gave him 192.168.1.0/24 LAN Static IP, and did like this pool can comunicate with onother lan and wan too,

But now i need to

  • give this port (ethernet 5) separate WAN ip 10.10.11.11, like only from this port can be accessed internet with this WAN ip and also give this port pool 192.168.1.0/24

also

  • i need to make some nat i can make nat from outside if i go to 10.10.11.11:6666 port it will nat to 192.168.1.10:6666, but i cant make it from another lan so i want from 192.168.0.10 to connect to 192.168.1.10:6666

i don`t whant anything more to be connected with this lan

or, second one
put another router on ethernet 5 of first router, give him 10.10.11.11 WAN address, but i can`t finde how to make this things please help