Communication protocols

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SUBSCRIBER LINE TEST
1   Format
1.1   Printout
1.1.1   Format 1
SUBSCRIBER LINE TEST

VERSION 1

DEV SNB MP FCODE

[dev] [snb] mp [fcode]

/ \
|VOL IRAB IRABE IRAB48 PHO BRK LOOP DIAL KEYSET BELL |
|vol [irab] [irabe][irab48][pho][brk][loop][dial][keyset][bell]|
\/

/ \
| PMETER SBUTTON DIODE |
|[pmeter] [sbutton] [diode]|
\ /

/ \
|NT LOOPBACK TEST|
|ntlbt |
\ /

/ \
|NT AND IE LOOPBACK TEST |
|/\|
||/ \||
|||/ \ / \ / \ / \ / \ / \ / \|||
||+|NT| |IE1| |IE2| |IE3| |IE4| |IE5| |IE6|+||
||||nt| |ie | |ie | |ie | |ie | |ie | |ie ||||
|||\ / \ / \ / \ / \ / \ / \ /|||
||\ /||
|\ /|
|/ \ |||TEST DISCONTINUED| |
||ntiefault | |
|\ / |
\ /

[DRY LOOP INITIATED]

[CABLE PAIR TONE SENDING INITIATED]

/ \
|CIRCUIT TEST RESULT|
|ctresult |
\ /

/ \
|FSK/DTMF|
|fsk/dtmf|
\ /

/\
|PRESENCE OF SUBSCRIBER SET|
| |
|SUBSCRIBER SET |
|subscriberset |
\ /

/ \
|S BUS SYNCHRONISATION STATUS|
|synchstatus |
\ /

.
.
.

VERSION 1

DEV SNB MP FCODE

[dev][snb] mp [fcode]

/ \
|VOL IRAB IRABE IRAB48 PHO BRK LOOP DIAL KEYSET BELL |
|vol [irab] [irabe][irab48][pho][brk][loop][dial][keyset][bell]|
\ /

/ \
| PMETER SBUTTON DIODE |
|[pmeter] [sbutton] [diode]|
\/

/ \
|NT LOOPBACK TEST|
|ntlbt |
\ /

/ \
|NT AND IE LOOPBACK TEST |
|/ \|
||/ \||
|||/ \ / \ / \ / \ / \ / \ / \|||
||+|NT| |IE1| |IE2| |IE3| |IE4| |IE5| |IE6|+||
||||nt| |ie ||ie | |ie | |ie | |ie | |ie ||||
|||\ / \ / \ / \ / \ / \ / \ /|||
||\ /||
|\ /|
|/ \ |
||TEST DISCONTINUED| |
||ntiefault | |
|\ / |
\/

[DRY LOOP INITIATED]

[CABLE PAIR TONE SENDING INITIATED]

/ \
|CIRCUIT TEST RESULT|
|ctresult |
\ /

/ \
|FSK/DTMF|
|fsk/dtmf|
\ /

/ \
|PRESENCE OF SUBSCRIBER SET|
| |
|SUBSCRIBER SET |
|subscriberset |
\/

/ \
|S BUS SYNCHRONISATION STATUS|
|synchstatus |
\ /

[EOT DURING PRINTOUT]

/ \
|FAULT INTERRUPT|
|fault type |
\ /

END

1.1.2   Format 2
SUBSCRIBER LINE TEST

VERSION 2

DEV SNB MP FCODE

[dev] [snb] mp [fcode]...
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