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4.1 Changes
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Re: Intermittent Heartbeats
ricky godinho / bloomberg
27 May 2005 11:35AM ET I would say that a heartbeat with tag 112 MUST be sent back in response to a test request. Test requests are also known as Pings (you can look at the time difference between test request and response).
> To add on to the points already mentioned, Heartbeats can also be sent
> in response to a Test Request message.
>
> A counterparty can issue a Test Request to verify connection status. Its
> proper FIX to respond to a Test Request, with a HeartBeat message. This
> HB message will reference a Test Request ID(Tag 112).
>
> This can occur within the set HeartBeat interval and may be initially
> viewed as a randomly sent message.
>
> > Heartbeats are only required when no other messages have been sent for
> > the Heartbeat Interval, in your case 60 seconds. For example, if a counter-
> > party is sending FIX messages (such as FIX order traffic), they do not
> > need to send Heatbeats until they have stopped sending any other
> > traffic for 60 seconds.
> >
> > Regards, Greg.
> >
> > > Hi All,
> > >
> > > I'm fairly new to FIX and have started work on a live messaging hub
> > > where I've noticed that some clients are experiencing intermittent
> > > Heartbeats. This occurs where a client send a login message with a
> > > Heartbeat interval time of (on average) 60 seconds. They may happily
> > > send messages for most of the day, receiving Heartbeats every minute
> > > and then suddenly not recieved any Heartbeats for the next three
> > > minutes as messaging continues.
> > >
> > > Are Heartbeats prone to 'interference' or delay of some kind?
> > >
> > > Thanks in advance.
> > >
> > > Cameron
Re: Intermittent Heartbeats
ricky godinho / bloomberg 27 May 2005 11:35AM ET
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