ISUP CPC PPL Event Indications (ANSI)

Event ID

Event

0x01

Continuity indication in IAM. (NOTE: The host will also receive a DS0 status change as the channel is automatically brought OOS to perform the continuity test.)

0x02

COT success

0x03

COT failure

0x04

T8 expiration

0x05

REL received while waiting for Continuity Check

0x06

Alert Maintenance=No RLC received before T5 expiration

0x07

Continuity Check Outgoing Success

0x08

Continuity Check Outgoing Failure

0x0A

Only network-initiated SUS accepted

0x0B

Invalid PAM request received from host

0x0C

TCRA expiry

0x0D

TCRM expiry

0x0E

CRA received

0x10

Only network-initiated RES accepted.

0x17

Discarded message with unrecognized parameters.

0x20

FAR received

0x21

FAA received

0x24

FAC received

0x25

PAM received

0x2A

INR received

0x2B

INF received

0x2F

SUS received

0x30

RES received

0x37

EXM received

0x38

FOT received

0x4E

Discarded parameter (Raw SS7 Data Parameters ICB 0x22 included in this event indication)

0x4F

CCR received

0x50

LPA received

0x55

Loop Prevention (LOP).

0x99

T9 expiration

0x9A

T7 expiration