Specifications

88 CBI Buffer Formats HighWire MTP-2 - 1.2, September 4, 2002
link_avail_status
link_avail_statuslink_avail_status
link_avail_status
The availability status. This field can take the following values:
update_parms_pending
update_parms_pendingupdate_parms_pending
update_parms_pending
Update parameters SET or CANCEL pending. This field indicates whether L2
has received and processed a CBI_M2_UPDATE_PARMS TEST and is currently
expecting a SET or CANCEL to follow.
event_code
event_codeevent_code
event_code
Event Registration status. Flags for the events for which L3 is currently
registered to receive notifications. This field can take a combination of the
values, combined using a bitwise OR. Constants for indication types:
CBI_M2_AVAIL_
UNDEFINED
The L2 has not sent a CBI_M2_AVAILABLE or a
CBI_M2_UNAVAILABLE signal to the L3 yet.
CBI_M2_AVAILABLE The L2 has sent a CBI_M2_AVAILABLE to the
L3, and has never sent a
CBI_M2_UNAVAILABLE.
CBI_M2_UNAVAILABLE The L2 has sent a CBI_M2_UNAVAILABLE
signal to the L3.
CBI_YES L2 is expecting a pending SET or
CANCEL.
CBI_NO L2 is not expecting a pending SET or
CANCEL.
CBI_M2_EV_LINK_STATUS Changes in link status.
CBI_M2_EV_SL_FAIL_ALL Link failure - all reasons.
CBI_M2_EV_SL_FAIL_FIBR_BSNR Link failure - abnormal FIBR/BSNR.
CBI_M2_EV_SL_FAIL_NO_RSP Link failure because the partner L2 process failed to
respond within the required time.
CBI_M2_EV_SL_FAIL_ERROR_RATE Link failure because the Error Monitor has failed the link.
CBI_M2_EV_SL_FAIL_CONG_DELAY Link failure because L2 has been without send credit for
longer than the allowed period.
CBI_M2_EV_CONG_WITH_DISCARD_1 The first message has been discarded at discard level 1
after moving to this level.
CBI_M2_EV_CONG_WITH_DISCARD_2 The first message has been discarded at discard level 2
after moving to this level.
CBI_M2_EV_CONG_WITH_DISCARD_3 The first message has been discarded at discard level 3
after moving to this level.
CBI_M2_EV_ALL_EVENTS Any of the events listed above have occurred.