Nortel 1000E Upgrade page 223

Table 18
Technical service emergency classifications
Class Degree of failure
E1 Major failure causing system
degradation or outage
E2 Major failure causing
potential system degradation
or outage
Communication Server 1000E Upgrade
Appendix B: Technical Assistance service
requests (Class S1, S2, and NS) are serviced during normal working hours.
Tables 18 and 19 describe the service classifications.
Symptoms
System out-of-service with complete loss of
call-processing capability.
Loss of total attendant console capability.
Loss of incoming or outgoing call capability.
Loss of auxiliary Call Detail Reporting (CDR) in
resale application.
Call processing degraded for reasons such as
trunk group out-of-service:
• 10% or more lines out-of-service
• frequent initializations (seven per day or more)
• inability to recover from initialization or
SYSLOAD
• consistently slow dial tone (eight seconds or
more delay)
Standby CPU out-of-service.
Frequent initializations (one per day or more).
Disk drive failure.
Two sets of disks inoperative.
Option 11C Chassis to Communication Server 1000E
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