ZyXEL Communications MSC1024G Series User Manual page 165

Table 48 Alarm Descriptions (continued)
ALARM
LINK_RX_MIS_CONN
LINK_TX_FAULT
LINK_RX_FAULT
LINK_TX_UNSUABLE_FE
LINK_RX_UNSUABLE_FE
TDM
DS1_LOS
DS1_LOF
DS1_AIS
DS1_RDI
DS1_OOCASMF
DS1_OOCRCMF
DS1_SF
DS1_SD
DS1_15MIN_ES_TCA
DS1_15MIN_SES_TCA
DS1_15MIN_UAS_TCA
MSC1000G/1024G/1224G Series User's Guide
SEVERITY MSC ALC SLC VLC VOP IMA DESCRIPTION
minor
minor
minor
minor
minor
critical
critical
major
minor
minor
minor
major
minor
minor
minor
minor
Chapter 6 Alarm Screens
X A receiving link is not connected
to the same remote IMA device
as the other receiving links in
the group.
X The transmit link is in the FAULT
state detected by the local IMA
line card.
X The receiving link is in the
FAULT state detected by the
local IMA line card.
X The remote IMA reports the
transmit link is unusable.
X The remote IMA reports the
receiving link is unusable.
X The Loss Of Signal seconds
were detected.
X The Loss Of Frame seconds
were detected.
X An Alarm Indication Signal (AIS)
was received.
X A Remote Defect Indication
(RDI) was received.
X Out of CAS multi-frame was
detected.
X Out of CRC multi-frame was
detected.
X A Signal Fail (SF) case was
detected.
It is called an SF case when the
code violation rate is greater
-3
than 10 bps.
X A Signal Degrade (SD) case
was detected.
It is called an SD case when the
code violation rate is greater
-5
than 10 bps.
X The Error Seconds within the
current 15 minutes on the E1
line has reached the threshold.
X The Severely Errored Seconds
within the current 15 minutes on
the E1 line has reached the
threshold.
X The UnAvailable Seconds within
the current 15 minutes on the
E1 line has reached the
threshold.
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