The Test Access Matrix (TAM) units are generic and connect to the DSLAM via cables. The actual units reside on a shelf and the number can be increased easily for expansion.
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A typical street cabinet installtion. The right hand side has the connection and cross connection IDC blocks. The left hand side contains the DSLAM, power and communications equipment. |
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Left: The DSLAM configuration prior to fitting the Test Head and Test Access Matrix equipment. Note the standard 19" racking and allowance for future expansion.
Right: Test Head and Test Access Matrix (TAM) equipment fitted, cables diverted and installation working. Outage time is typically less than one hour for retro fit installations. |