1100 - GWS rcvd H0/H1 that is not allowed

This message indicates the STP has received an H0/H1 that is not allowed.

Example

RLGHNCXA21W 00-04-18 18:59:58 EST EAGLE 31.3.0
0105.1100    CARD 1201,A INFO GWS rcvd H0H1 that is not allowed
             SIO=02   OPC=009-009-009 DPC=006-006-006
             H0H1=01  AFTPC=255-009-009
             SR=osp3  LSN=A1234567

Note:

Four outputs are possible. The Legend includes abbreviations found in all variations.

Legend

ADDR

Address

AFTPC

Affected point code (for SCCP messages)

AFTSS

Affected subsystem (identifies the subsystem that failed)

AI

Address Indicator

CDPA

Called party address

CGPA

Calling party address

DATA

Information from the upper layers of SCCP management

DPC

Destination point code

H0H1

H0/H1 heading code

LSN

Linkset name. The name must be unique.

MULT

SCCP management message multiplicity indicator

OPC

Origination point code

PC

Point code for the SS7 end user (OPC).

SCCP MT

SCCP message type

SCMG

SCCP management message

SIO

Service information octet

SR

Screening reference name

SSN

Subsystem number

TN

Telephone number

TYPE

SCCP management message type

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

Recovery

There is no immediate action needed, but the message indicates that the error was encountered and corrected.