udp ip or port cant open on mikrotik v5.20

Hello Friends, i m new user i just face some prob dnt know what i do i m using mikrotik server v5.20 or i configure hostpot server on it.my isp provide a channel list when i edit that list i can see there udp ip or port. my prob is when i connect in my isp network i can see all channel but when i connect on mikrotik server that channel cant work can u please help me how can i do that thx…

no one want to help me :frowning: