Test skorosti interneta dlya shirokopolosnogo dostupa


Pol'zovateli komp'yuterov ispol'zuyut testy skorosti Interneta, chtoby proverit' svoye soyedineniye s ostal'nym mirom. Eta informatsiya polezna pri popytke opredelit', yest' li v oborudovanii vashego komp'yutera ili setevom podklyuchenii kakiye-libo problemy, kotoryye mogut zamedlit' skorost' peredachi dannykh, ili kogda vy ispytyvayete problemy s zaderzhkoy vo vremya igry v onlayn-igry.

Sushchestvuyut razlichnyye sposoby proverki skorosti Interneta; eta stat'ya pokazhet vam nekotoryye iz nikh i dast sovety, kak interpretirovat' vashi rezul'taty.

Yesli vy uzhe znayete, chto takoye IP-adres, i znayete, kak nayti odin yego tip (ili ping), to srazu perekhodite k metodu â„– 3 dlya proverki propusknoy sposobnosti s pomoshch'yu «iperf». Yesli net, chitayte dal'she!

Chto takoye IP-adres?

IP-adres (adres internet-protokola) - eto unikal'nyy nomer, kotoryy identifitsiruyet vash komp'yuter v Internete. Eto pokhozhe na pochtovyy adres vashego komp'yutera, i yego mozhno ispol'zovat', chtoby nayti vas, yesli vy prosmatrivayete Internet doma. Bez znaniya togo, chto takoye IP-adresa i kak ikh nayti, testirovaniye skorosti Interneta stanovitsya nevozmozhnym (ili trebuyet ochen' mnogo vremeni).

Samyy bystryy i prostoy sposob proverit' IP-adres v Windows 7 - eto sdelat' sleduyushcheye:

1. Shchelknite «Pusk», zatem shchelknite «Vse programmy»> «Standartnyye».

2. Shchelknite pravoy knopkoy myshi «Komandnaya stroka», zatem shchelknite levoy knopkoy myshi «Zapusk ot imeni administratora» (vam mozhet potrebovat'sya podtverdit' eto deystviye). Primechaniye. Yesli vy ne vidite etot parametr, prosto shchelknite strelku ryadom s komandnoy strokoy i vyberite «Zapusk ot imeni administratora».

3. Vvedite sleduyushchuyu komandu i nazhmite Enter: ipconfig.

4. Naydite svoy IPv4-adres (vozmozhno, v razdele «Podklyucheniye po lokal'noy seti Ethernet-adaptera» ili chto-to podobnoye). Eto dolzhno vyglyadet' primerno tak: 192.168.0.101. Yesli vy khotite proverit' drugiye komp'yutery v svoyey lokal'noy seti, prosto zamenite 192.168 drugim chislom (naprimer, 192.168.1), kotoroye vyshe, chem tekushcheye naibol'sheye chislo, uzhe imeyushcheyesya v etoy podseti (obychno ono eksklyuzivnoye, to yest' ne mozhet povtoryat'sya v toy zhe podseti).

Chto takoye ping?

Ping proveryayet, skol'ko vremeni trebuyetsya dlya peredachi dannykh s odnogo komp'yutera na drugoy (vremya prokhozhdeniya tuda i obratno) i obratno. Kogda vy pinguyete veb-sayt (ili IP-adres, kotoryy ispol'zuyetsya isklyuchitel'no dlya tseley testirovaniya i ne naznachayetsya kakomu-libo konkretnomu komp'yuteru), dannyye otpravlyayutsya s vashego komp'yutera, a zatem vozvrashchayutsya veb-saytom posle ikh polucheniya. Eto dayet nam predstavleniye o tom, skol'ko vremeni trebuyetsya dannykh, chtoby pereyti ot odnogo kontsa soyedineniya k drugomu, i my mozhem ispol'zovat' etu informatsiyu, chtoby pomoch' opredelit', chto mozhet vyzyvat' problemy so skorost'yu Interneta, takiye kak zaderzhka, ili yest' li kakiye-libo problemy. s vashim oborudovaniyem ili setevym podklyucheniyem.

Samyy prostoy sposob proverit' ping v Windows 7 - eto sdelat' sleduyushcheye:

1. Shchelknite «Pusk», zatem shchelknite «Vse programmy»> «Standartnyye».

2 Shchelknite pravoy knopkoy myshi «Komandnaya stroka», zatem shchelknite levoy knopkoy myshi «Zapusk ot imeni administratora» (vam mozhet potrebovat'sya podtverdit' eto deystviye). Primechaniye. Yesli vy ne vidite etot parametr, prosto shchelknite strelku ryadom s komandnoy strokoy i vyberite «Zapusk ot imeni administratora».

3. Vvedite sleduyushchuyu komandu i nazhmite Enter: ping www.google.com.

4. Obratite vnimaniye na to, kak dolgo vashi dannyye peremeshchayutsya s vashego komp'yutera na servery Google i obratno (vremya prokhozhdeniya tuda i obratno). Khorosheye sredneye znacheniye sostavlyayet okolo 30 ms, no vse, chto nizhe 100 ms, mozhno schitat' normal'nym. Yesli vy khotite proverit' drugiye komp'yutery v svoyey lokal'noy seti, prosto zamenite www.google.com lyubym IP-adresom v etoy podseti bez probelov.

V: Kakaya skorost' zagruzki?

O: Skorost' zagruzki - eto mera v bitakh v sekundu (odin bit raven odnoy tsifre), s kotoroy informatsiya mozhet byt' peredana iz seti na komp'yuter. V zavisimosti ot vashego internet-soyedineniya u vas budet raznaya skorost'. Yesli vy ispol'zuyete svoy smartfon ili planshet dlya podklyucheniya k Internetu cherez sotovuyu set', u vas budet drugaya skorost' zagruzki, chem pri podklyuchenii k Internetu cherez soyedineniye Wi-Fi.

V: Kakaya skorost' zagruzki?

O: Skorost' zagruzki - eto mera v bitakh v sekundu (odin bit raven odnoy tsifre), s kotoroy informatsiya mozhet byt' peredana s komp'yutera v set'. V zavisimosti ot vashego internet-soyedineniya u vas budet raznaya skorost'. Yesli vy ispol'zuyete svoy smartfon ili planshet dlya podklyucheniya k Internetu cherez sotovuyu set', u vas budet drugaya skorost' zagruzki, chem pri podklyuchenii k Internetu cherez soyedineniye Wi-Fi.

V: Chto oznachayet propusknaya sposobnost'?

O: Polosa propuskaniya chasto ispol'zuyetsya kak sinonim skorosti peredachi dannykh, osobenno v otnoshenii tekhnologiy tsifrovoy svyazi, takikh kak seti i modemy, no boleye strogo ona primenyayetsya k analogovomu elektricheskomu signalu v kanale svyazi.

V: Chto takoye Mbit / s?

O: Vash internet-provayder (ISP), skoreye vsego, ob"yavlyayet o svoyey skorosti v megabitakh v sekundu (Mbit / s). Odin million bit raven odnomu megabitu. Naprimer, yesli vash internet-provayder govorit, chto vy poluchite skorost' zagruzki 10 Mbit / s, eto oznachayet, chto vy smozhete zagruzhat' 10 millionov bit v sekundu.

V: Chto takoye ADSL?

O: Tekhnologiya asimmetrichnoy tsifrovoy abonentskoy linii (ADSL) - eto semeystvo tekhnologiy, kotoryye ispol'zuyutsya dlya vysokoskorostnoy peredachi dannykh po obychnym mednym telefonnym liniyam s vitoy paroy. Otlichitel'nymi tekhnicheskimi kharakteristikami ADSL yavlyayutsya yego vysokaya skorost' peredachi dannykh i podderzhka mul'tipleksora dostupa k tsifrovoy abonentskoy linii (DSLAM). DSL obespechivayet gorazdo boleye nizkiye skorosti i chasto rabotayet s sushchestvuyushchey uslugoy POTS, pozvolyaya postepenno perekhodit' na novuyu uslugu.

V: Chto takoye internet-provayder?

O: Provayder internet-uslug (ISP) mozhet otnosit'sya k tipu kompanii, kotoraya predlagayet podklyucheniye k Internetu, ili mozhet otnosit'sya boleye konkretno k: postavshchiku dostupa k Internetu, kotoryy yavlyayetsya tipom kompanii, predostavlyayushchey podklyucheniye k Internetu. On takzhe mozhet otnosit'sya k postavshchiku uslug kabel'nogo televideniya v Internete na osnove shirokopolosnykh kabel'nykh modemov. Zaderzhka pinga

V: Chto takoye zaderzhka pinga?

O: Vremya pinga - eto mera zaderzhki peredachi i priyema paketov v komp'yuternoy seti. Chem men'she eto chislo, tem luchshe vashe soyedineniye s internet-provayderom. Signaly ICMP otpravlyayutsya setevym stekom operatsionnoy sistemy dlya proverki nalichiya soyedineniya. Etot test izmeryayet, skol'ko vremeni trebuyetsya dlya peredachi signala na tselevoy khost i obratno.

V: Chto takoye dzhitter?

O: Dzhitter - eto raznitsa v zaderzhke mezhdu paketami, obychno izmeryayemaya v millisekundakh. Eto mozhet vyzvat' problemy s prilozheniyami, kotorym trebuyutsya potoki dannykh v real'nom vremeni, naprimer VoIP, onlayn-igry ili videokonferentsii. Chtoby predotvratit' poteryu paketov i umen'shit' dzhitter, mozhno obespechit' boleye stabil'noye podklyucheniye k Internetu s pomoshch'yu marshrutizatora i brandmauera.

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