iam working in aproject with wireless sensor network
iam using the nodes to monitor an industrial process
i got to use 6-10 nodes

my part in the project is to make the network between nodes

all the protocols i know was used in large number of nodes

so if any one can advice me what mac(medium access control)
should i use

and if any one can give me any other advice in how to make the network

thx for helping