SM8546M optical network unit

Optical network unit (UN) SM8546M XPON UN

The optical network unit (UN) is a user-side device on the PUN network, which provides users with access services for data and other services. The main function of the UN device is to receive optical signals in the descending direction and turn them into Ethernet messages to be transmitted to users, and convert the Ethernet messages received from the user's computer or network into optical signals in the ascending direction and transmit them to the upper layer network through the PUN network. PUN network to the top layer network.

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