Connecting Multiple Domains

Hi,
I have two w2k domains.One is shopping.com and second one home.com.The ip of shopping.com is 192.168.100.1 and ip of home.com is 192.168.10.1 now i want to connect both of them so that they can share data.when i write this statement in shopping.com route add 192.168.10.0 255.255.255.0 192.168.10.1 1 it gives me error that “bad arguement 192.168.10.1” and same is the case in home.com.How to solve this probs.
Regards.
Anurag.