I have 2 Routerboard

First = 11.11.11.1
Two = 11.11.11.2

an first i have a ppp user have an remote ip like 1.1.1.1

an two i have a dstnat have an a dst.address like 2.2.2.2

i need to connect first routerboard to another routerboard and get the ip of the dstnat and put in to a ppp user in first

like in Router 1
ppp user (a)
Remote ip = 2.2.2.2

Router 2
nat -> Dst.address = 2.2.2.2

anyone can help me please ?