fmincon setup

[cnestg8r]

I need help setting up fmincon. Assume:

C=[12 13; 13 12; 14 14]; %cost matrix

where C.*v = T
min f(v)= sum(sum(T));

S=[6 6]; %supply vector

D=[3; 2; 4]; %demand vector

constraints:

S => sum(v,1);
D <= sum(v,2);

how do I apply to fmincon??
MANY THANKS!