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BT NTE51 & NTE52

Another x21 / G703 NTE, these have incoming circuits presented over sdsl on two pairs of copper.

These are both used to present primary rate ISDN circuits to a Cisco WIC card.

Both these units are line powered.


According to the LEDs, this can present 1MB/s or a 2MB/s connection.


The first pic shows normal operation, the second was taken during an outage on the BT (SDSL) side.

telecoms/bt-nte51-2.txt · Last modified: 07/01/2021 17:40 by andrew