Exfo FTB-800 Series for FTB-1 Bedienungsanleitung Seite 295

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Test Results
NetBlazer 285
Alarms/Errors
TCM (SONET/SDH)
Note: TCM is displayed for rates up to OC-192/STM-64 under the STS-x/AU-x or
VT/TU alarms/errors group when TCM is enabled.
Alarms
TC-UNEQ-P / HPTC-UNEQ (Unequipped)
RX/TX: An all “0”s pattern is received/generated in the higher order
path signal label byte (C2), the TCM byte (N1) and the path trace byte
(J1), and a valid BIP-8 bytes (B3).
TC-UNEQ-V / LPTC-UNEQ (Unequipped)
(LPTC - Unequipped)
RX/TX: An all “0”s pattern is received/generated in the lower order path
signal label (bit 5, 6, 7 of byte V5), the TCM byte (Z6/N2) and the path
trace byte (J2), and a valid BIP-2 (bits 1, 2 of V5 byte).
TC-LTC-P / TC-LTC-V / HPTC-LTC / LPTC-LTC (Loss of Tandem
Connection)
RX/TX: A wrong FAS multiframe is received/generated.
TC-IAIS-P / HPTC-IAIS (Incoming Alarm Indication Signal)
RX/TX: Bits 1 through 4 of the N1 byte are set to “1110”.
TC-IAIS-V / LPTC-IAIS (Incoming Alarm Indication Signal)
RX/TX: Bit 4 of the Z6/N2 byte is set to “1”.
TC-ODI-P / TC-ODI-V / HPTC-ODI / LPTC-ODI (Outgoing Defect
Indication)
RX/TX:
SONET: Bit 7 of the N1/Z6 byte frame 74 is set to “1”.
SDH: Bit 7 of the N1/N2 byte multiframe 74 is set to “1”.
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