DEFINITY Enterprise Communications Server Release 5
Maintenance and Test for R5vs/si
555-230-123
Issue 1
April 1997
Maintenance Object Repair Procedures
Page 10-1053PI-LINK (Processor Interface Link)
10
Figure 10-78 shows the Processor Interface Communications Link (PI-LINK)
Interactions.
Figure 10-78. Processor Interface Link Interactions
7 One or more unexpected messages have arrived; software is
attempting to resynchronize the two ends. Usually it takes up to
five minutes for the software to recover once it is in this state.
9 ISDN-PRI link is currently down. It is periodically restarted or can
be forced to restart via busyout/release link lnk-no.
10 ISDN-PRI link is up. This is the normal state of the channel. The
link is in data transfer state, which means that ISDN data can be
sent over the link.
States Description
Continued on next page
MEM.
BUS
PI
PDM
TDM
TO AN
ADJUNCT
(AUDIX, MIS,
OCM)
OR
DCS TO
ANOTHER
PBX
TO REMOTE
PBX VIA
OR
DCS
ISDN-PRI
BUS
TDM
TN773
PROCESSOR CIRCUIT
EIA
TO
X.25/
DIGITAL
LINE
CIRCUIT
PACK
OR
TN767
OR
TN722
DS-1
PORT
PACK
TN765
TN754
DCS SIGNALING
TO REMOTE PBX
ISDN
LINK
X.25
LINK
PORT
X.25
LINK
TN754B