The CTU board implements system communication, provides a clock source for system communication, and supports 1+1 redundancy (active/standby backup).
Table 1 describes the functions and features of the CTU board.
Function and Feature | Description |
---|---|
Basic function |
|
DCC communication | Supports DCC communication between NEs. |
Active/Standby backup | Supports active/standby backup. Usually, two CTU boards are configured in a subrack for 1+1 protection. If the active CTU board fails, the standby CTU board automatically becomes active. NOTE: After active/standby switching is completed, NE data must be manually uploaded. |
Clock function | Provides an ITU-T G.813, ITU-T G.823 and ITU-T G.8275.1 compliant clock signal to service boards.
|
Electrical-layer ASON | Supported. |
Specifications include dimensions, weight, and power consumption.
TNU1CTU: Dimensions of the front panel (H x W x D): 477.3 mm (18.8 in.) x 30.5 mm (1.2 in.) x 220.0 mm (8.7 in.)
TNS1CTU: Dimensions of the front panel (H x W x D): 183 mm (7.2 in.) x 30.5 mm (1.2 in.) x 220.0 mm (8.7 in.)
TNU1CTU: 2.7 kg (6.0 lb.)
TNS1CTU: 1.0 kg (2.2 lb.)
Board | Typical Power Consumption (W) | Maximum Power Consumptiona (W) |
---|---|---|
TNU1CTU | 55 | 60.5 |
TNS1CTU | 30 | 33 |
a: The maximum power consumption is the power consumed by the board when it works normally under the highest ambient temperature. |
Delivery Options | Estimated Delivery Time |
---|---|
![]() ![]() ![]() | 3-5 business days |
![]() | 3-5 business days |
![]() | 10-20 business days |
Notice:
Above mentioned information are just for your reference only,we will keep you posted for the tracking delivery schedule.There are two delivery options available for by air and by sea:
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Uonel will quote all destination charge prior once we have confirmed order.
Uonel is responsible for transporting goods to door after you have made the payment.
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