[This message was posted by joel louis of <[email protected]> to the "4.2 Changes" discussion forum at http://fixprotocol.org/discuss/5. You can reply to it on-line at http://fixprotocol.org/discuss/read/d88db0c0 - PLEASE DO NOT REPLY BY MAIL.]
Thanks Taya, in other word if the sequence is higher or less than expected the accepto will logout? Joel > Joel, > > In your scenario, the fact that the acceptor has sent a resend request, > means that the acceptor is behind the sender (sender has higher > sequence). The format for resend requests do vary in FIX 4.2. The > formats are :- > > 1. From m to N (Gap request) 2. From m to 0 (From m upto last sent msg) > > Both these messages mean that the receiver is behind the sender or has a > gap. Here (unusually) the acceptor sends out a "Gap request" (which also > is technically valid as the login sequence was 64, and the acceptor > needs msgs from 4 to 63). Easiest is to use the 2nd form. > > The interpretation is, the acceptor has received messages successfully > only upto 4 and then has received from 64 (including 64). In the resend > request, tag 63 denotes the end sequence and need not necessarily mean > that end-sequence + 1 th message has been received successfully. > > > If sender is behind (lets say the login came with sequence number 2), > the the acceptor shoul immediately logout and drop the connection. > > Hope this cleared your query. > > Rgds, Thaya. > > > Hi Guys, > > > > I am a bit confused too here, I have 2 questions > > > > 1) We have Acceptor: 35=2, 34=5,43=N, 7=4, 16=63 > > > > Why would acceptor send Resend Request with endof sequence 63. So if I > > understood 63 is the last seq acceptor has received or not? > > > > 2) This for a seq less than expected Acceptor loggout and what would > > happened then if it was higher than expected? > > > > Thank you in advance, > > > > Joel > > > Hello all, > > > > > > I got a question regarding the Sequence Reset message in protocol > > > 4.2. The following is the scenario: > > > > > Initiator: 35=A, 34=64 Acceptor: 35=A, 34=4, 43=N Acceptor: 35=2, > > 34=5,43=N, 7=4, 16=63 Initiator: 35=4, 34=4, 43=Y, 36=64, 123=Y > > Acceptor:35=0, 34=6, 43=N Initiator: 35=0, 34=64 Acceptor: 35=5, 34=7, > > 43=N, 58= Error: Incoming sequence number (64) is less than expected > > (65) without PossDupFlag being set. Logging out. > > > > > > Please let me know what correct behavior of Initator/Acceptor > > > according to FIX4.2 in this case is. > > > > > > Thank you [You can unsubscribe from this discussion group by sending a message to mailto:[email protected]] --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Financial Information eXchange" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/FIX-Protocol?hl=en -~----------~----~----~----~------~----~------~--~---
