Nortel Networks OPTera Metro 3500 - Manual (Page 144)

2-106 Operation, administration, and maintenance (OAM) features
OPTera Metro 3500 Multiservice Platform NTRN10AN Rel 12.1 Standard Iss 1 Apr 2004
ES-P Errored seconds, path • SONET: Count of one second intervals with
BIP-8 errors (B3) >=1 or LOP-P >=1 or AIS-P
>=1
• DS3x3 / DS3x12e: Count of one second
intervals with P-bit parity errors >=1 or SEF >=1
or AIS >=1, receive and transmit
• DS3x12: Count of one second intervals with
P-bit parity errors >=1 or SEF >=1 or AIS >=1,
transmit only
• DS1-SF: Count of one second intervals with
SEF >=1, AIS >=1 or FE >=1, receive and
transmit
• DS1-ESF: Count of one second intervals with
CRC >=1, SEF >=1 or AIS >=1, receive and
transmit
ES-PFE Errored seconds, path,
far-end • SONET: Count of one second intervals with
FEBE-P >=1 or RDI-P >=1
• DS1-ESF: Count of one second PRM intervals
with (G1-G6=1 or SE=1 or SL=1) in the PRM or
RAI signal, receive and transmit
SES-P
(See Note )
Severely errored
seconds, path • SONET: Count of one second intervals with
BIP-8 errors (B3) >=2400 or AIS-P= or LOP-P
>=1
• DS1-SF: Count of one second intervals with
FE>=8 or SEF >=1 or AIS >=1, receive and
transmit
• DS1=ESF: Count of one second intervals with
CRC >=320 or SEF >=1 or AIS >=1, receive and
transmit
• DS3x3 / DS3x12e: Count of one second
intervals with P-bit parity errors >44 or SEF 1 or
AIS, receive and transmit
• DS3x12: Count of one second intervals with
P-bit parity errors >44 or SEF 1 or AIS, transmit
only
• STS-3c: Count of one second intervals with
BIP-8 errors (B3) >=2400
• STS-12c: Count of one second intervals with
BIP-8 errors (B3) >=2400
• STS-24c: Count of one second intervals with
BIP-8 errors (B3) >=2400
• STS-48c: Count of one second intervals with
BIP-8 errors (B3) >=2400
Table 2-22 (continued)
Performance monitoring parameter definitions
Parameters Definitions