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G.DMT or T1.413? which modulation?
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TSfillet
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May 25 2009, 01:06 AM, updated 17y ago
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i've been using streamyx for 7 years now..
in my area,
i can set the modem to connect either using G.DMT mode, or T1.413 mode.
my question is, what's the different? there's no different in the SNR margin 24db-26db....
the only difference is
G.DMT, got extra delay, 4ms (from the modem it says, crc ..blka bla bla interleaved)
T1.413 , don't have this CRC thing...
This post has been edited by fillet: May 25 2009, 01:06 AM
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nders
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May 25 2009, 01:12 AM
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and one more: g.lite. although g.lite gives me better dsl sync, i can't actually feel the difference in actual use really...
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wsummon2004
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May 25 2009, 08:44 AM
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New Member
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maybe u can't feel the difference in malaysia
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lamode
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May 25 2009, 09:03 AM
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TS - if you dun mind to tel, where are you connect from?
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BlueWind
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May 25 2009, 05:36 PM
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skyxis
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May 26 2009, 12:15 AM
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no significant diff between g.dmt and t1.413 in malaysia
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TSfillet
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May 31 2009, 02:25 PM
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for the past 4 days, i've been switching between T1.413 and Gdmt.
My Findings are:
1. When i Use GDMT mode, the modem will lose SYNC after about 20 hours.. and i get a new IP everyday.
2. When i Use ANSI T1.413, The modem Stay SYNC even after 35 hours... for 2 days, i've been on the SAME IP.
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fabianz03
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May 31 2009, 04:58 PM
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conclusion?
T1.413 better than G.DMT?
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