Choose and Book Compliance Document (PDF, 850Kb)

ServiceIdentifies the specific service expressed by the message. Defined by the NHS servicename space. MUST be unique across the NHS service implementations.nhsMHSActionNameIdentifies the specific action expressed by the message. Defined within the HL7namespace. HL7 interactionId.TimeToLiveThe time a message should exist in an MHS before it becomes expired. Used to determineif processing of the message can terminate. If MHS has failed to deliver message whenthis time expires, it MUST return a delivery failure error to the From/PartyId. Must be >Timestamp _ ((Retries + 1) * RetryInterval)NhsMHSPersistDurationMinimum length of time data from a reliably sent message is kept in persistent storage byReceiving MHS node. If PersistDuration has passed since message was first sent, SenderMHS MUST NOT send a message with same MessageId. MUST be > TimeToLive.NhsMHSRetryIntervalTime an MHS will wait before retrying a send.NhsMHSRetriesMax # of times Sending MHS should attempt to redeliver an unacknowledged messageusing same transport binding.nhsMHSDuplicateEliminationWhen present, indicates to Final Receiving MHS that it should eliminate duplicatemessages.NhsMHSSyncReplyModeWhen present, indicates the connection should be kept open for an expected responsemessage.NhsMHSIsAuthenticatedDetermines whether the Receiver MUST be able to identify the sender. "transient": theimplementation of a secure transport protocol, such as SSL or IPSec. This is the ONLYapplicable option for P1R1.Choose and BookAtos Origin - Commercial In ConfidenceChoose and Book ComplianceVersion: 8 (final)Reference EBS-AN\BA\BA011 9 May 2007Page 110