NEC NEAX 2000 IPS Maintenance Manual page 65

(14) The relationship between the maximum number of networks to be managed by Centralized MAT and
the interval time which Centralized MAT detects fault information is as following table.
(15) When the detecting time takes longer than the detecting interval time, the next detecting time starts
as soon as the previous detecting time finishes.
(16) An office which belongs to both of 2000 IPS/IPS
network can be managed by both of 2000 IPS Centralized MAT and 2400 IPX Centralized MAT, but
either 2000 IPS or 2400 IPX Centralized MAT must be specified as the destination for reporting fault
information.
(17) AP program download for the CCH/CCT/DTI/IPT card used for communication with the center
office cannot be executed from Centralized MAT.
(18) MP program download cannot be executed from Centralized MAT.
(19) Centralized MAT can access multiple offices in the network at once.
(20) When the same alarm kind faults occur consecutively at the same office, the fault information is
overwritten by the new fault information.
(21) Maximum of two logical ports are available for MAT/CAT in local office. While these two ports are
used from CAT and 2400 IPX Centralized MAT, remote maintenance cannot be operated from 2000
IPS Centralized MAT.
(22) The logical port for MAT will be released automatically after ten minutes from last command entry
from 2000 IPS Centralized MAT.
CHAPTER 1 MAINTENANCE SERVICE FEATURES
INTERVAL TIME
30 seconds
1 minute
5 minutes
10 minutes
30 minutes
1 hour
12 hours
24 hours
– 55 –
MAXIMUM NUMBER
OF NETWORKS
1
1
3
3
5
5
5
5
DMR DM
/IPS /2000 IVS
CENTRALIZED MAT
2
network and Fusion
NWA-008847-001 Rev.3.0
a6ch1001.fm