Event data 2

Last Updated : Oct 07, 2020 |

Event Data 2 sometimes contains the following data from the denial event:

  • Cause Value (CV). This data is mandatory.

  • Cause Value Diagnostic (DIAG). This data is optional.

  • Location Code (LOC). This data is optional.

This information (DIAG/LOC/CV) is coded as a 32-bit hexadecimal number, divided into 8-bit fields.

  • The Cause Value is the last two digits in the hexadecimal number.

  • The Location Code is the two digits to the left of Cause Value in the hexadecimal number. See Location codes.

  • The Diagnostic Code is the two digits to the left of the Location Code in the hexadecimal number.

  • The first two digits are not used.

Table 1: Event Data 2 layout

8 bits

8 bits

8 bits

8 bits

NOT USED

Diagnostic Code (DIAG) (optional)

Zero + Location Code in lower 4 bits (LOC) (optional)

Cause Value(CV) (required)

The following example displays Denial Event 1178 with Event Data 1 and Event Data 2.


display events denial                                            Page   1  of  1
                                    EVENTS REPORT
Event Event                      Event     Event      First       Last     Evnt
Type  Description                Data 1    Data 2     Occur       Occur     Cnt
1178  Normal Call Clearing       0x64      0x429    01/09/09:53 01/09/09:53  1