how to configure FTP for local PPOE user

how to configure FTP as a local on router board RB 750r2 v6.344

IP interface

LAN interface PPPOE configure 192.168.100.254
ftp configure in PPPOE user address 192.168.100.100
Wan static 192.168.0.254

how i configure my rb750 for pppoe user..

Thanks

give more info, is 192.168.100.100 ftp server? if yes, you need to add dst-nat rule in nat table, and also accept these packets in forward chain.

yes sash7 ftp is also a pppoe clint or ip is 192.168.100.100,

192.168.100.0 is my pppoe pool and mikrotik lan ip is 192.168.100.254

or my internet wan ip is 192.168.0.254 broth are static,