iLink 2 Heartbeat

The Heartbeat (tag 35-MsgType=0) message is sent in response to a iLink 2 Test Request to ensure connectivity.

Tag

Name

Enumeration

Req

Description

iLink 2 Standard Header - Client System to CME Globex

 

 

 

 

 

iLink 2 Standard Header - CME Globex to Client System

 

 

 

 

 

35

MsgType

String(2)

0=Heartbeat

Y

Header tag identifying message type.

112

TestReqID

String(20)

 

N

Required if heartbeat message is generated in response to a Test Request message. In this case, this tag must contain the TestReqID that was sent in the Test Request message.

9553

SplitMsg

Int(1)

0 – Split message 

1 – Out-of-order message 

2 – Complete message 

N

Indicates whether a message was subject to additional processing as a result of being:

  • split among multiple packets (0)

  • out-of-order (1)

  • a previously submitted split message (2)

If absent, then the message was not subject to additional processing.

iLink 2 Standard Message Trailer

 

 

 

 

End of message.

 

Y: Required by FIX protocol, Y*: Required by CME Globex (not by FIX protocol), N: Not Required, C: Conditionally




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