Internet

qeeb hauv internet yam

qeeb hauv internet yam

Internet ceev nyob ntawm ntau yam, qhov tseem ceeb tshaj plaws yog: Av kab zoo Nws tswj hwm kev nrawm ntawm Is Taws Nem uas tus neeg siv tau txais los ntawm Cov muab kev pabcuam hauv Is Taws Nem,

Piv txwv tias koj sau npe mus rau qhov nrawm ntawm 30 Mbps, qhov zoo ntawm kab yuav tsum zoo heev txhawm rau kom tau txais qhov nrawm no tag nrho

Ntawm cov xwm txheej uas tswj hwm txoj kab zoo:

Teeb liab-rau-Noise piv SNR

Lub teeb liab-rau-suab nrov piv yog tus nqi ntsuas hauv decibels (dB) thiab piav qhia txog kev sib raug zoo ntawm qib teeb liab lub zog ntawm cov ntaub ntawv dhau los ntawm kab xov tooj piv rau lub suab nrov cuam tshuam rau kab. Txawm tias cov kab hluav taws xob zoo tshaj plaws nqus qee cov suab nrov.

Qhov no yog amazing 'suab nrov'yog kev cuam tshuam hluav taws xob los ntawm:

Lwm cov xovtooj ze rau kab xovtooj xws li high voltage cables Thiab coaxial cable uas xa lub TV teeb liab.
- cov neeg ua haujlwm tsis zoo.
Cov motors thiab cov hloov hluav taws xob nyob ze ntawm kab.
Lub xov tooj cua yees, uas txhais tau tias cov yees uas xa cov cim hluav taws xob hauv xov tooj cua ntau zaus, xws li cov xov tooj sib txuas lus, Is Taws Nem, thiab tshaj tawm suab.

Qhov siab dua tus nqi decibel, tus nqi ntau dua. SNR Qhov koj kab zoo dua, lub teeb liab muaj zog tshaj lub suab nrov.
- Yog tias tus nqi yog 29 dB lossis ntau dua, nws txhais tau tias lub suab nrov tsis muaj zog thiab qhov no qhia tau tias kab zoo heev.
-Yog tias tus nqi nyob nruab nrab ntawm 20-28 dB, qhov no zoo heev, nws txhais tau tias txoj kab zoo thiab tsis muaj teeb meem cuam tshuam rau qhov nrawm.
-Yog tias tus nqi nyob nruab nrab ntawm 11-20 dB qhov no lees txais.
- Yog tias tus nqi tsawg dua 11 dB, qhov no tsis zoo thiab muaj suab nrov nrov ntawm lub teeb liab, uas cuam tshuam rau kev nrawm hauv Is Taws Nem.

Koj kuj tseem yuav xav pom:  Kev piav qhia luv luv ntawm LB Link interface router teeb tsa ua haujlwm

 Kab Attenuation

Txhua kab hauv ntiaj teb raug kev txom nyem los ntawm kev txo qis.

Nws yog ntsuas ntsuas piav qhia qhov poob ntawm lub zog teeb liab thaum hla dhau txoj kab. Tus nqi no nyob ntawm qhov kev ncua deb ntawm tus neeg siv thiab kev sib tham hauv xov tooj, nrog rau qhov zoo ntawm txoj kab tooj liab nws tus kheej. Kab Attenuation Qhov no txhais tau tias poob ntau dua hauv lub zog ntawm lub teeb liab dhau los ntawm kab, uas ua rau cov neeg siv Internet tsis zoo thiab yog li ntawd qhov nrawm dua li kev cog lus nrog tus muab kev pabcuam hauv Is Taws Nem.
Thiab rov ua dua, qhov sib txawv me dua ntawm koj thiab kev sib tham hauv xov tooj, qis dua tus nqi ntawm Kab Attenuation Qhov no txhais tau tias koj yuav tau txais kev txuas internet nrawm dua.

Yog tias tus nqi yog 20 dB lossis tsawg dua, qhov ntawd zoo heev.
Yog tias tus nqi nruab nrab ntawm 20-30 dB, qhov ntawd zoo.
-Yog tias tus nqi nyob nruab nrab ntawm 30-40 dB uas zoo heev.
Yog tias tus nqi nruab nrab ntawm 40-50 dB uas yog qhov zoo.
Yog tias tus nqi ntau dua 50 dB qhov no tsis zoo thiab koj yuav tau txais kev siv internet tsis tu ncua thiab tsis zoo.

Internet ceev tau cuam tshuam ncaj qha los ntawm Kab Attenuation Hmoov tsis zoo, yog tias qhov kev ncua deb nruab nrab ntawm koj thiab kev sib tham hauv xov tooj nyob deb dhau, tsis muaj ib yam dab tsi uas koj tuaj yeem ua tau txog qhov teeb meem qeeb tsuas yog tiv tauj koj tus tswv hauv xov tooj thiab qhia rau lawv tias koj xav mus rau qhov kev sib tham hauv xov tooj sib ze.

ADSL thev naus laus zis yog dab tsi thiab nws ua haujlwm li cas?

Muaj qee cov lus qhia uas koj tuaj yeem ua los txhim kho lub teeb liab-rau-suab nrov piv (SNR)

Yuav ib lub router zoo heev Yuav lis tus piv ntawm SNR qis.
• Siv splitter Kev ua tau zoo cais cov xov tooj hauv xov tooj los ntawm Internet channel hauv kab tooj.

Koj kuj tseem yuav xav pom:  draytek router teeb tsa

Vim li cas peb thiaj siv lub splitter?
• Hloov cov kab txuas sib txuas thiab siv cov tshiab, cov xov tooj zoo zoo, vim cov xov tooj tsis zoo tuaj yeem cuam tshuam kab.

Piav qhia yuav ua li cas kom tshem tau qhov kev pabcuam internet qeeb hauv tsev

Kev piav qhia ntawm kev txwv Windows 10 hloov tshiab thiab daws qhov teeb meem ntawm kev pabcuam Internet qeeb

Thiab koj nyob hauv kev noj qab haus huv zoo tshaj plaws thiab kev nyab xeeb ntawm peb cov neeg nyiam

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