I'm building a FIX acceptor and in when i process a new order i want to act to different depends if the order is in A-Book or in B-Book. I can't understand qhich field may give me this information. I was thinking about HandlIndt (21) but i'm not quite sure. Anyway i would like to get a better explanation on each value of HandlInst..Answer1:
<a href="http://www.fixtradingcommunity.org/FIXimate/FIXimate3.0/" rel="nofollow">Fiximate</a> is your friend for all these sorts of questions.Answer2:
There is nothing to do with standard FIX itself. You should refer to your's counterparty FIX specification. If you can share ECN name, I can try to point you to the right direction.