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DSI SPCI Network Interface Boards Programmer's Manual Issue 7

Format

MESSAGE HEADER

Field Name

Meaning

type

MGT_MSG_SS7_EVENT (0x0202)

l2_llid

src

MTP2 module id

dst

Management module id

rsp_req

hclass

status

Event Code (see below)

err_info

Timestamp

len

Description

This primitive is used by MTP2 to advise management of the occurrence of protocol

related events in accordance with Q.752. These events relate to the following:

the reason for a signaling link (previously in service) going out of service (events

prefixed S7F_).

the occurrence of congestion related events (prefixed S7G_).

a timer expired (prefixed S7T_).

a proving failure (prefixed S7P_).

Parameters

Event Code

The Event Code is coded as shown in the following table:

Value

Mnemonic

Description

S7F_STOP

Stop request received

S7F_FIBR_BSNR

Abnormal FIBR/BSNR

S7F_EDA

Excessive delay of acknowledgement

S7F_SUERM

Excessive error rate (SUERM)

S7F_ECONG

Excessive congestion

S7F_SIO_RXD

Unexpected SIO received

S7F_SIN_RXD

Unexpected SIN received

S7F_SIE_RXD

Unexpected SIE received

S7F_SIOS_RXD

SIOS received

S7G_CONG

Onset of signaling link congestion

S7G_CONG_CLR

Abatement of signaling link congestion

S7G_CONG_DIS

Congestion event caused MSU discard

S7T_T1_EXP

Timer T1 expiry

1 2 ... 58 59 60 61 62 63 64 65 66 67 68 ... 73 74

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