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Joined: Nov 2008
Posts: 953
Member
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Member
Joined: Nov 2008
Posts: 953 |
DTI is For T-1 (PRI), CCH is Common Channel Handeler.Those two card's will not be needed if your going to put copper Lines on the System.Just your ESI8 and COI. Google the book Its out there since the 192 has been discontinued.
"The Only Stupid Question, Is the Question Thats not Asked."
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Visit Atcom to get started with your new business VoIP phone system ASAP
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