Discussion Forums

Re: FIX4.4 over FIX4.2 or using FIX.5.0?
Mahesh Kumaraguru <>
25 Apr 2008 7:44PM ET

> > What are the advantages of FIX4.4 allocation messgaes over FIX4.2?
> >
> > I have a client who is most insistant on the use of FIX4.2 and I would
> > definitely prefer to use FIX4.4.
> >
> > Could someone please supply pros & cons in order that I can put up a
> > good arguement?
>
> My understanding is that using FIX 5.0 would allow you to do both, since
> it supports version independence and reversec compatibility. Maybe a 5.0
> expert can confirm....

For using FIX.5.0, both parties would have to move FIX Session to FIXT.1.1 (or higher). Then "Application" messages in different versions can be exchanged with all Session messages being FIXT.1.1. Refer FIX-5.0_Vol-1.pdf page 12 of 116 in topic "Flexibility Provided by FIX 5.0"


FIX4.4 over FIX4.2
Michael Linney / Deutsche Bank   25 Apr 2008 7:30AM ET
Re: FIX4.4 over FIX4.2
ken yeadon / Yeadon Finance Concepts Limited   25 Apr 2008 8:19AM ET
Re: FIX4.4 over FIX4.2 or using FIX.5.0?
Mahesh Kumaraguru   25 Apr 2008 7:44PM ET
Re: FIX4.4 over FIX4.2
Joseph Horowitz / AEGIS Software Inc.   25 Apr 2008 4:16PM ET
Re: FIX4.4 over FIX4.2? FIX44 Allocations over FIX42 Session?
Mahesh Kumaraguru   29 Apr 2008 10:04PM ET
Re: FIX4.4 over FIX4.2
Xinyu Xiang / Bloomberg, LP   8 May 2008 10:25PM ET