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Phelipemariano
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 Voip Signaling
Availability, Bandwidth, Networking
Which the difference between Ground Start and Loop Start ?

Software/Hardware used:
ASKED: June 1, 2006  4:49 PM
UPDATED: June 2, 2006  6:52 PM
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Look at the bottom of this link: http://www.cisco.com/univercd/cc/td/doc/product/access/acs_mod/1700/1750/1750voip/intro.htm rt
Last Wiki Answer Submitted:  June 1, 2006  6:50 pm  by  Astronomer   0 pts.
All Answer Wiki Contributors:  Astronomer   0 pts.
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Astronomers answer is 100% correct, but in simple terms, a simple off-hook (short circuit) on loop start brings up dial tone. A ground start circuit needs an off-hook with a short ground on the line to bring up dial tone and lock in the circuit. Most PBX and electronic key systems have a provision for using either,

Lmackinnon
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