
Section 6 Interface to Application
ANSI operation
In ANSI, the Loop Back Acknowledgement request (LPA) message is used to
indicate that the continuity check loop has been successfully applied this
primitive is described in Section
6.5.16:
Loop Back Acknowledgement
Request
on page 38.
Figure 17. Example of a Continuity Check Request Message Received (ANSI)
100
RLC
RLC
CCR
CCR
LP
LPA
RLC
REL
REL
ISUP
MODULE
USER
APPLICATION
NETWORK
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