1003 - MTP rcvd invalid H0/H1 code

SS7 received a level 3 message with an unrecognized H0H1 code.

Example
RLGHNCXA21W 00-02-07 11:02:30 EST  EAGLE 35.0.0
   0100.1003    CARD 1205,B  INFO   MTP rcvd invalid H0/H1 code
                SIO=0a   OPC=003-235-000  DPC=000-024-000
H0H1=43
LSN=A1234567
Legend
DPC
Destination point code
H0H1
H0/H1 heading code
LSN
Linkset name. The name must be unique.
OPC
Origination point code
SIO
Service information octet

Alarm Level: No alarm condition. The message is informational only.

Recovery

  1. This message could indicate that the MTP restart feature is not enabled. If the MTP restart feature should be enabled, use the chg-feat to turn on the MTP restart feature.

    Note:

    Once the feature is enabled using the chg-feat command, it cannot be turned off, contact My Oracle Support (MOS) before executing the chg-feat command.
  2. This output is informational only.
    The SS7 traffic is not interrupted and service is not affected.
  3. Contact the far-end to determine the reason for congestion.