Справочник Пользователя для Lucent Technologies R5SI

Issue 1

April 1997

Maintenance Object Repair Procedures 

Page 10-1029

PE-BCHL (PRI Endpoint Port) 

in-service message is sent to the far-end, the service state of the port is 
OOS/FE-PEND/INS (that is, out-of-service/far-end-Pending/in-service). 
The far-end has a certain amount of time to respond to the message. The 
service state reflects this pending state until the timer expires.

The following diagram of the PRI Endpoint Port service states shows the common 
progression from one service state to another and the event that caused the 
change of state.

The following table summarizes each of the different PRI Endpoint Port service 
states that can result when the 

 command is 

issued. From the results of the status command, match the service state to the 

CRAFT BUSYOUT OF
SIGNALING LINK
"BUSYOUT LINK LINK-NO",
OR TRANSIENT STATE FOR
CRAFT-DEMANDED LONG
TEST OF THE PORT.

CRAFT RELEASE
OF SIGNALING LINK

IF D-CHANNEL
CONTROLLING THE
B-CHANNEL IS UP,
SEND A MESSAGE
REQUESTING
TRANSITION
TO IN-SERVICE

D-CHANNEL HAS BEEN
DOWN FOR AT LEAST
90 SECONDS.

FAILED TO
RECEIVE REPLY
FROM FAR END.
MTCE WILL
PERIODICALLY
TRY TO RESEND
THE MESSAGE

RECEIVED
ACKNOWLEDGEMENT
FROM THE FAR END

RECEIVED
ACKNOWLEDGEMENT
FROM THE FAR END

FAILED TO
RECEIVE REPLY
FROM FAR END.
MTCE WILL
PERIODICALLY
TRY TO RESEND
THE MESSAGE

ADMINISTER
B-CHANNEL AS
MEMBER OF A
PRI ENDPOINT

OUT-OF-

SERVICE

NEAR END

OUT-OF-

SERVICE
FAR END

OUT-OF-

SERVICE
FAR END

PENDING

IN-SERVICE

IN-SERVICE

MAINTENANCE

NEAR END

MAINTENANCE

FAR END

MAINTENANCE

FAR END

PENDING

IN-SERVICE

CRAFT RELEASE OF
A B-CHANNEL OR
NEAR-END LINK
PROBLEM (PI-LINK OR
SYS-LINK) CLEARS UP

IF D-CHANNEL
CONTROLLING THE
B-CHANNEL IS UP,
SEND A MESSAGE
REQUESTING
TRANSITION
TO IN-SERVICE

CRAFT BUSYOUT OF B-CHANNEL
BUSYOUT PORT/PRI-ENDPOINT,
LINK PROBLEM AT NEAR END
(PI-LINK OR SYS-LINK),
DS1 BOARD NOT INSERTED,
OR DS1 BOARD FAILURE.