Lucent Technologies ADM 16/1 manual Performance Monitorings, Supervision and alarms

Performance Monitorings

Trail Termination Points	Equipment
VC-12	for each DS1 and E1 port
VC-3	for each DS3, E3 and STM-0 interfaces
VC-4	for each E4 interface and on the Cross-Connect
MS-0	Multiplex Section on the STM-0 interfaces
MS-1	Multiplex Section on the STM-1 interfaces
MS-4	Multiplex Section on the STM-4 interfaces
RS-16	Regenerator Section of the 2.5 Gbps interfaces
MS-16	Multiplex Section of the 2.5 Gbps interfaces
Non-Intrusive Monitoring	on VC-4, VC-3 & VC-12 trails & VC- 4- 4c
Severity setting for alarms	on each TP instance
Enhancements	compliant 24 hr counters Unavailable period storage
History bin:	every 15 minutes (16 bins + 4 hour storage time)
	Every 24 hours (1 bin + 1 day storage time)
Threshold reports
Supervision and alarms
Plug-in circuit pack Indication		LED continuously on: diagnostic error
		LED flashing: transmission signal error
System Controller indicators/buttons:
LED indicators		Power, Prompt and Deferred alarm
		Abnormal, Info, Suppressed, UseCIT,
		and Disconnect
Push-buttons		Suppress, Disconnect
CIT connector F-interfaces		V.10/RS-232
Station alarm interface outputs		Floating
Miscellaneous Discretes		8 inputs and 8 outputs
Q-LAN interface		to connect to EMS or other Network
		Elements

Protection and redundancy

Tributary Level Redundancy:

1:N Equipment protection on 1.5 Mbps & 2 Mbps Interface circuit packs (N= max. 8) 1+1 Equipment protection on 34/45 Mbps, 45 Mbps Interface circuit packs

1:N Equipment protection on 140/STM1e (N= max. 4)

1+1 Equipment protection on Cross-connect circuit pack and Power & Timing circuit pack

SNC/N protection:

VC-4 level

VC-12, VC-3 level

Programmable hold-off times

Dual Node Interworking (DNI):

between two MS-SPRings

between MS-SPRing and LO-SNC protected SubNetworks

Support of VC-4-4c Concatenation

MSP:

1+1 MSP on optical STM-0 (G.783 Annex B), STM-1 (G.783 Annex A & B) and STM-4 (G.783 Annex A & B) tributary Interface signals

1+1 MSP on optical Line Interface circuit packs STM-16 (G.783 Annex A)

MS-SPRing:

MS-SPRing in two fiber ring Add/Drop applications

Selective MS-SPRing

Cascading of protection schemes in one Network Element

Programmable hold-off times

Maximum of 50 ms switching time for all protection mechanisms