The Financial Information eXchange (FIX) protocol is an electronic communications protocol initiated in 1992 for international real-time exchange of information related to the securities transactions and markets.

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Initiating new orders with active “order-session” only?

Is it a must to establish "quote-session" & subscribing to quotes/market data before initiating a "New Order-single(Market-GTC)"? I actually can't see any use of quote-session for trading ...
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FIX latency and clock syncronization

We are trying to see latency from our server to different LPs . For that we are checking sendingtime value (from them) and current clock in our server. What we saw is difference of +-20ms between ...
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FIX engine for very low latency

We are building a new system where latency is key. Either commercial or opensource, our goal is to have an easy to implement fix engine where low latency is key.
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FIX engines comparison

Need help, looking for some comparison between c++ FIX engines, like onixs, antenna and some fpga solutions. If anyone has experienced some of the named engines also would like to hear the ...
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How to schedule a sequence number reset in QuickFIX?

What is the recommended way to handle scheduled sequence number resets (initiated by the counterparty once per day) ?