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ADTRAN T1 CSU ACE NetComWorks.com
WebOct 18, 2010 · Most all of the DS-1s in existence today are 4 wires, however 2 wire DS-1s can be found in older installations. The main difference is 2 wire T1s are half-duplex and 4 wire T1s are full-duplex, half-duplex T1s … WebFind many great new & used options and get the best deals for CISCO T1- CSU/DSU P/N-WIC-1DSU-T1 at the best online prices at eBay! Free shipping for many products! from troy ounce to gram
Channel Service Unit/Data Service Unit (CSU/DSU)
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