Function and feature of OSN1500 AUX

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1. manage interface : provide OAN/F&f interface ,support x.25 protocol. Provide 10M/100M NMS interface .
2 clock interface : provide 2 BITS input interfaces and 2 output interfaces ,resistance 120
3. alarm switch interface : provide 3 alarm input and 1 alamr output interface
4. internal communication: implemetation communication between boards
5. power backup and check : observer 2 seperate -48V power ,also monitor over-voltage (-72v) and low -voltage (-38.4)

Other related questions:
Which protocol of 100M ethernet port on OSN1500 aux card
10M/100M auto adaptable interface

Functions of the jumpers and DIP switches on an AUX board
They are used to set subrack IDs.

The cross capacity of OSN1500
1. Q2 / Q3CXL series single board: A. high order cross ability: 20 gbit/s (128 x 128 VC - 4) B. low cross ability: 20 gbit/s (VC (128 x 128-4), equivalent to (VC 384 x 384-3) or (8064 x 8064-12) of VC) C. list frame access ability: 15 gbit/s (96 x 96 VC - 4) 2. Q5CXL series single board: A. high order cross ability: the new back: 60 gbit/s (384 x 384 VC - 4) old back: 20 gbit/s (128 x 128 VC - 4) B. low cross ability: 20 gbit/s (128 x 128 VC - 4), equivalent to (VC 384 x 384-3) or (8064 x 8064 VC - 12) C. list frame access ability, the new back: 17.5 Gbit/s (112 x 112 VC - 4) old back: 15 Gbit/s (96 x 96 VC - 4) 3. R1 / R2CXL series single board: A. high order cross ability: 15 gbit/s (96 x 96 VC - 4) B. low cross capacity: 5 gbit/s (32 x 32 VC - 4), equivalent to (VC 96 x 96-3) or (2016 x 2016 VC - 12) C. list frame access ability: 10 gbit/s (64 x 64 VC - 4)

What functions does the VP9000 series MCU support?
Refer to the product description of the matching version to view the VP9000 series MCU features and functions. 1. Visit http://support.huawei.com/enterprise. 2. Choose Support > Telepresence and Videoconferencing > MCU model. 3. Select a specific model and version. 4. View the product description of the mapping version in the product documentation.

Functions and features of VA4
The VA4 board is a variable optical attenuator (VOA) board that is used to adjust the optical power of four channels of signals. Each pair of IN/OUT optical ports on the VA4 board can receive and transmit one optical signal that requires optical power adjustment.

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