4 DIAGNOSTICS
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Purchase Status This diagnostic displays the status of subscriber event purchases on the OSD and
front panel. The displays are updated each time this diagnostic is viewed:
Figure 4-3 Front panel display for Purchase Status diagnostic
Purchase indicator
The Purchase Status fields are:
Field Description
Unsent The number of purchases in the DCH remaining to be polled. It can be an integer
from 0 to 63.
Unack The number of reports that have not been acknowledged by the controller. It is an
integer.
Last Seq Num The last acknowledged sequence number of a purchase sent by the controller. It is
a 16-bit, unsigned hexadecimal number.
Last RB Time T he last time the DCH6416 attempted to report back purchases to the controller, in
GPS seconds.
IPPV Status If IPPV is enabled, the IPPV status indicator is on. If IPPV is disabled, the IPPV
status indicator is off.
Prep CMD “Last Prepare for Poll Command” sequence number and time of the last prepare for
poll request command that was sent by the controller. Note that each requesting
process maintains an independent sequence of poll requests to uniquely identify
the poll responses.
Prep ACK “Last Prepare for Poll Acknowledge” sequence number and time of the last Report
On when IPPV is enabled Number of unsent purchases