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TAP-100
TH-OPRN-HT or TH-OPRN-LT
TH-OPRN-HT indicates optical power received upper threshold crossed for OFA,
151
OC-48, or OC-192 facilities. TH-OPRN-LT indicates optical power received lower
threshold crossed for OFA, OC-48, or OC-192 facilities.
Go to step 160.
TH-OPTN-HT or TH-OPTN-LT
TH-OPTN-HT indicates optical power transmitted upper threshold crossed for OFA
152
facilities. TH-OPTN-LT indicates optical power transmitted lower threshold crossed
for OFA facilities.
Go to step 160.
TIM-P
TIM-P indicates a path trace mismatch between incoming and expected STS-1,
153
STS-3C, STS-12C, or STS-48C facility.
Check provisioning of near-end and far-end NE. Correct provisioning if necessary.
Refer to 1677 SONET Link Operation and Administration manual
(PN 3EM13851AF). Go to step 161.
UNEQ-P or UNEQ-V
UNEQ-P indicates unequipped path for STS-1, STS-3C, STS-12C, or STS-48C facility.
154
UNEQ-V indicates unequipped VT1.
Check provisioning of supporting equipment. Correct provisioning if necessary. Refer
to 1677 SONET Link Operation and Administration manual (PN 3EM13851AF). Go
to step 161.
WKSWBK or WKSWPR
WKSWBK indicates automatic switch from protection to working for OC-3, OC-12,
155
OC-48, or OC-192 facilities. WKSWPR indicates automatic switch from working to
protection for OC-3, OC-12, OC-48, or OC-192 facilities.
Go to step 161.
WTR
WTR indicates OC-3, OC-12, OC-48, or OC-192 facility is in wait to restore state.
156
Wait for wait-to-restore timer to expire, at which time equipment returns to normal
working order. Go to step 161.
4-22
3EM13853AF
Issue 01, September 2007
Facility Alarm or Event
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