Hello mates. I Have the above router . I Want to make it to work with my dsl modem . i make a PPPoE connection , enstabtlised , gives me ip from isp and dns . but i dont have internet on local network . If i make ping from winbox it makes to an internet ip . Any help ? Thanksssssss 
I assume you are using NAT ?
Do you have a masquerade rule set up so that packets from your LAN are translated to the external address of the RB ?
Do you have your default route set to go via the PPPoE connection ?
To help with these sorts of issues we need more details 
Nick.