Using the Sun HL7 JCA Adapter

Lower Layer Protocol Settings

Provides Lower Layer Protocol (LLP) configuration settings.

LLP Type

Specifies the LLP (Lower Layer Protocol) type.

    The options are A and C:

  1. MLLP: Minimal Lower Layer Protocol.

  2. HLLP: Hybrid Lower Layer Protocol.

  3. MLLP: Minimal Lower Layer Protocol version 2.0.

Start Block Character:

Specifies the Start Block Character (the first envelope marker character in the HL7 envelope) as a decimal ASCII number. The range is from 1 to 127. Unless there is a conflict, the value should be ASCII VT (decimal 11).

End Data Character:

Specifies the End Data Character (The second to the last envelope marker character in the HL7 envelope) as a decimal ASCII number. The allowed range is 1 to 127. Unless there is a conflict, the value should be ASCII FS (decimal 28).

End Block Character:

Specifies the End Block Character (the last envelope marker character in the HL7 envelope) as a decimal ASCII number. The range is from 1 to 127. To be strictly compliant with the HL7 Standard, this parameter must be set to a carriage return (decimal 13).

HLLP Checksum Enabled:

Specifies whether the HLLP (Hybrid Lower Level Protocol) checksum is enabled or disabled.

  1. True: Indicates checksum is enabled.

  2. False: Indicates checksum is disabled.

Max Number of Retries:

Specifies the maximum number of times the adapter tries to send the message after receiving the MLLP v2.0 Negative Commit Acknowledgement from the peer. The default is 5.