Leaking championship defence

[jc999]

Playing with Fulham using tactics 4-2-3-1 im great in attack but shipping goals like anything can people offer any help.

sweeper keeper
fullback right-support
centre back-defend
Centre back-defend
fullback left-support
Right centre mid-support
left centre mid- defence
wing left -support
attacking mid- attack
right wing- attack
poacher- attack

 

[HortySlayer]

Make one centre mid a ball winning defend and the other a deep lying playmaker defend and both wingers to support, control fluid and retain possession