C-7
Cisco ONS 15454 DWDM Installation and Operations Guide, R6.0
August 2005
Appendix C      DWDM Administrative and Service States
C.3.2 Optical Payload Port Service State Transitions
OOS-AU,AINS (ANSI)
Unlocked-disabled,automaticInService 
(ETSI)
All required OCHNC 
connections exist.
IS-NR (ANSI)
Unlocked-enabled (ETSI)
Put the port in the OOS,MT 
(ANSI) or Locked,maintenance 
(ETSI) administrative state.
OOS-MA,MT (ANSI)
Locked-enabled,maintenance (ETSI)
Put the port in the OOS,DSBLD 
(ANSI) or Locked,disabled 
(ETSI) administrative state.
OOS-MA,DSBLD (ANSI)
Locked-enabled,disabled (ETSI)
Alarm/condition is raised. OOS-AU,AINS & FLT (ANSI)
Unlocked-disabled,automaticInService & 
failed (ETSI)
OOS-AU,AINS & FLT (ANSI)
Unlocked-disabled,automaticInService & 
failed (ETSI)
Alarm/condition is cleared. OOS-AU,AINS (ANSI)
Unlocked-disabled,automaticInService 
(ETSI)
Put the port or cross-connect in 
the IS (ANSI) or Unlocked 
(ETSI) administrative state.
OOS-AU,FLT (ANSI)
Unlocked-disabled,failed (ETSI)
Put the port or cross-connect in 
the OOS,DSBLD (ANSI) or 
Locked,disabled (ETSI) 
administrative state.
OOS-MA,DSBLD (ANSI)
Locked-enabled,disabled (ETSI)
Put the port or cross-connect in 
the OOS,MT (ANSI) or 
Locked,maintenance (ETSI) 
administrative state.
OOS-AUMA,FLT & MT (ANSI)
Locked-disabled,failed & maintenance 
(ETSI)
OOS-AU,FLT (ANSI)
Unlocked-disabled,failed (ETSI)
Alarm/condition is cleared. IS-NR (ANSI)
Unlocked-enabled (ETSI)
Put the port or cross-connect in 
the IS,AINS (ANSI) or 
Unlocked,automaticInService 
(ETSI) administrative state.
OOS-AU,AINS & FLT (ANSI)
Unlocked-disabled,automaticInService & 
failed (ETSI)
Put the port or cross-connect in 
the OOS,DSBLD (ANSI) or 
Locked,disabled (ETSI) 
administrative state.
OOS-MA,DSBLD (ANSI)
Locked-enabled,disabled (ETSI)
Put the port or cross-connect in 
the OOS,MT (ANSI) or 
Locked,maintenance (ETSI) 
administrative state.
OOS-AUMA,FLT & MT (ANSI)
Locked-disabled,failed & maintenance 
(ETSI)
Table C-5 ONS 15454 Optical Payload Port Service State Transitions (continued)
Current Service State Action Next Service State