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The Negotiation Response message is sent when a Negotiate message from the customer is accepted by CME. 

35=NegotiationResponse

TagNameBinary TypeBinary LengthReqEnumerationDescription
39009ServerFlowExchFlowTyp0YRecoverableConstant value representing type of flow from CME to customer.
39001UUIDuInt648Y

Matches Negotiate.UUID.

39002RequestTimestampuInt648Y
Matches Negotiate.RequestTimestamp.
39022SecretKeySecureIDExpirationuInt16NULL2N
Indicates the expiration date of the HMAC secret key.  Sent in number of days since Unix epoch.
39010FaultToleranceIndicatorFTI1Y

0=Backup

1=Primary

Indicates whether the connection is the primary or backup.

9553SplitMsgSplitMsg1N

0=Split Msg Delayed

1=Out of Order Msg Delayed

2=Complete Msg Delayed

Indicates if a message was delayed as a result of:

  • being split among multiple packets (0)
  • TCP re-transmission (1)
  • due to a previously submitted split or out of order message (2).

If absent then the message was not delayed, split, or received out of order.

39021PreviousSeqNouInt324Y
Refers to the SeqNum sent in the previous message before this one from CME.
39015PreviousUUIDuInt648Y
Refers to the UUID sent in the previous message before this one from CME.
39008CredentialsDATA0N

Currently not supported; however the length of variable data needs to be set to 0, represented as two bytes 00 00.