MSG between

Hi I have 2 micrologix 1100 and I want the one to control an output on the other. I know it's an MSG I need, but how do i do. There are Ethernet in between them. I need a full discription on the msg function

hojland, look at the two programs in this post the two plcs are set up to talk to each other.
http://www.plctalk.net/qanda/showthread.php?t=66736&page=3
then if you have questions post back.
Best regards, Steve