SLT SNR Margin

prazadx

Well-known member
  • Sep 2, 2011
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    Gampaha
    SNR Margin: 4.0db(Down) 0.7db(up)
    Data Rate: 8576Kbps(Down) 1019Kbps(up)
    Distance from exchange 1.7km
    Package : web family

    speed eka awulak ne ban 8Mbps ma enawa. no disconnection. ei ban mehema SNR adu wenne? Web Family use karana unge 16Mbps wenna api request karanna onida nathnam auto process wenawada?
     

    asanka99

    Well-known member
  • Apr 3, 2009
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    Gampaha
    oya 'attainable down rate' kiyala tiyenne ube line eka support karana speed eka. a kiyane awulak nathiwa ganna puluwan wadima speed eka wage. eka tiyene ube 11mbps. ube slt exchnge eke idan godak loku durakin neme inne. but ehema baluwama ube tiyena SNR eka madi. poddak splitter ehema check karapan. and gedara athule daala tiyena wires ehema.

    ube line eke awulak nathnam oya inna durath ekka baluwama ubata SNR eka 24-30 wage enna ona. and line attenuation 18mbps wage wath wenna ona.
    so moke hari awulak tiyenawa. splitter or kanuwe idan gedarata ena wire eke or moke hari

    Thx mchan
    Exchange eka thiyenne 900m wage ape ge laga idan.
    Splitr eke idan 10m durin router eka thiyenne. Router eke idan pc ekta 6m wage thiynwa.
    Lagdi mama change kala spliter ekai cable tikai. Akunak ghala okkoma giya. Mama slt ekta cl karla balanna one :D
     

    Psych

    Member
    Jul 23, 2014
    2,058
    507
    0
    SNR Margin: 4.0db(Down) 0.7db(up)
    Data Rate: 8576Kbps(Down) 1019Kbps(up)
    Distance from exchange 1.7km
    Package : web family

    speed eka awulak ne ban 8Mbps ma enawa. no disconnection. ei ban mehema SNR adu wenne? Web Family use karana unge 16Mbps wenna api request karanna onida nathnam auto process wenawada?

    ubata 16 ganna ba ban :no:
     

    Best One

    Member
    Dec 14, 2012
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    20dB and below is outstanding
    20dB-30dB is excellent
    30dB-40dB is very good
    40dB-50dB is good
    50dB-60dB is poor and may experience connectivity issues
    60dB or above is bad and will experience connectivity issues

    Ela Ela machan:D....
     

    gihand4r

    Well-known member
  • Oct 29, 2007
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    Lanka
    Machan line attenuation 6 wune kohomada ban??? 8 kiyala neda tiyenne???:rolleyes:

    Ela ela machan.....oya wagema line attenuation aka ganath kiyapanko??kiyada tiyenda oone?:rolleyes:

    ah ow 8. line attenuation wadi kiyanne exchnage eke idan inna dura wadi kiyana eka. dura wadi kiyane godak loku speed ekak ganna ba kiyana eka.

    attenuation eka 50 ta wada wage wadi kiyane uba 5KM ta wada durin innwa kiyna eka.and koi weleth line eka drop wenna tiyena ida wadi..
     

    gihand4r

    Well-known member
  • Oct 29, 2007
    13,540
    3,956
    113
    Lanka
    SNR Margin: 4.0db(Down) 0.7db(up)
    Data Rate: 8576Kbps(Down) 1019Kbps(up)
    Distance from exchange 1.7km
    Package : web family

    speed eka awulak ne ban 8Mbps ma enawa. no disconnection. ei ban mehema SNR adu wenne? Web Family use karana unge 16Mbps wenna api request karanna onida nathnam auto process wenawada?

    uba snr adu wenna hetuwak na, wire /splitter awul athi. kanuwe idan gedarata ena wire check karapan.and gedara athule wires splitters
     

    pc kush

    Well-known member
  • Feb 5, 2010
    8,610
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    ube line eka ela. ubata 16mbps ganna puluwan wei awulak nathiwa. uba inne exchnge ekata hena lagin.
    :rolleyes: kohomada ban ehema kiyanne inne exchange eke idan laga kiyala,poddak kiya diyanko oya suttare poddak :rolleyes:
    SNR eka mage 32.2 wage tiyenawa
    kohomada machan ganna puluwan uparima speed eka oken calculate kara ganne :confused:
     

    isurueka

    Well-known member
  • Jul 26, 2008
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    :rolleyes: kohomada ban ehema kiyanne inne exchange eke idan laga kiyala,poddak kiya diyanko oya suttare poddak :rolleyes:
    SNR eka mage 32.2 wage tiyenawa
    kohomada machan ganna puluwan uparima speed eka oken calculate kara ganne :confused:

    :shocked::shocked::shocked:

    අඩෝ උඹේ දැන් speed එක කීයද?
     

    Psych

    Member
    Jul 23, 2014
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    :rolleyes: kohomada ban ehema kiyanne inne exchange eke idan laga kiyala,poddak kiya diyanko oya suttare poddak :rolleyes:
    SNR eka mage 32.2 wage tiyenawa
    kohomada machan ganna puluwan uparima speed eka oken calculate kara ganne :confused:

    danata ubata speed eka kochcharak wage enawada?
     

    pc kush

    Well-known member
  • Feb 5, 2010
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    :shocked::shocked::shocked:

    අඩෝ උඹේ දැන් speed එක කීයද?

    danata ubata speed eka kochcharak wage enawada?
    mage 512 connection eka ban thama thiyenne,ara a dawas wala gattu,mata ithin ubaprima 70kb/s wage thamai :oo: :P
    habai machan hitapu gaman pelak dawas walata 380kb/s wage yanawa,eth router eka off karala on karama ara normal speed eka thamai :P

    ay ubala ehema ahuwe :rolleyes:
     

    gihand4r

    Well-known member
  • Oct 29, 2007
    13,540
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    Lanka
    :rolleyes: kohomada ban ehema kiyanne inne exchange eke idan laga kiyala,poddak kiya diyanko oya suttare poddak :rolleyes:
    SNR eka mage 32.2 wage tiyenawa
    kohomada machan ganna puluwan uparima speed eka oken calculate kara ganne :confused:

    20dB and below is outstanding
    20dB-30dB is excellent
    30dB-40dB is very good
    40dB-50dB is good
    50dB-60dB is poor and may experience connectivity issues
    60dB or above is bad and will experience connectivity issues

    Line attenuation is a measure of how much the signal has degraded between the DSLAM and the modem. This is largely a function of the distance from the exchange. The lower the dB, the better for this measurement.

    Less than 1km = 24Mbps
    1.0km = 13.81dB = 23Mbps
    1.5km = 20.7dB = 21Mbps
    2.0km = 27.6dB = 18Mbps
    2.5km = 34.5dB = 13Mbps
    3.0km = 41.4dB = 8Mbps
    3.5km = 48.3dB = 6Mbps
    4.0km = 56dB = 4Mbps
    4.5km = 62.1dB = 3Mbps
    5.0km = 69dB = 1Mbps

    mea calculator ekata line attenuation eka dala check karala balapn ubata gnna puluwan max speed eka

    http://www.speedguide.net/dsl_speed_calc.php

    ADSL2+ Max Speed kiyana eka balapan
     
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    Supunttt

    Well-known member
  • Dec 6, 2009
    2,624
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    mage SNR eka 6k wage thiyenne :nerd: slt line test karana dawas wala nam 16Mbps awa dan nam 14 thama wadima :(
     

    isurueka

    Well-known member
  • Jul 26, 2008
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    mage 512 connection eka ban thama thiyenne,ara a dawas wala gattu,mata ithin ubaprima 70kb/s wage thamai :oo: :P
    habai machan hitapu gaman pelak dawas walata 380kb/s wage yanawa,eth router eka off karala on karama ara normal speed eka thamai :P

    ay ubala ehema ahuwe :rolleyes:

    512kbps එකේනම් ඔය SNR එක normal 16mbps එකේ ඔය SNR එක එනවනම් ඒක සුපිරි connection එකක් :)
     

    isurueka

    Well-known member
  • Jul 26, 2008
    14,214
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    mage SNR eka 6k wage thiyenne :nerd: slt line test karana dawas wala nam 16Mbps awa dan nam 14 thama wadima :(

    උඹ ඉන්නේ ගැට්ටේ....ගොඩක් Router 6ට අඩුවෙන් tolerate කරන්නේ නෑ :(
     

    pc kush

    Well-known member
  • Feb 5, 2010
    8,610
    2,119
    113
    20dB and below is outstanding
    20dB-30dB is excellent
    30dB-40dB is very good
    40dB-50dB is good
    50dB-60dB is poor and may experience connectivity issues
    60dB or above is bad and will experience connectivity issues

    Line attenuation is a measure of how much the signal has degraded between the DSLAM and the modem. This is largely a function of the distance from the exchange. The lower the dB, the better for this measurement.

    Less than 1km = 24Mbps
    1.0km = 13.81dB = 23Mbps
    1.5km = 20.7dB = 21Mbps
    2.0km = 27.6dB = 18Mbps
    2.5km = 34.5dB = 13Mbps
    3.0km = 41.4dB = 8Mbps
    3.5km = 48.3dB = 6Mbps
    4.0km = 56dB = 4Mbps
    4.5km = 62.1dB = 3Mbps
    5.0km = 69dB = 1Mbps

    mea calculator ekata line attenuation eka dala check karala balapn ubata gnna puluwan max speed eka

    http://www.speedguide.net/dsl_speed_calc.php

    ADSL2+ Max Speed kiyana eka balapan
    Thanks machan
    512kbps එකේනම් ඔය SNR එක normal 16mbps එකේ ඔය SNR එක එනවනම් ඒක සුපිරි connection එකක් :)
    :D:D:D
     

    ravsfm

    Well-known member
  • Mar 29, 2011
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    Piliyandala
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