Ping yog dab tsi?

Ping yog dab tsi?

Ping

Tus thawj coj tab tom xa Internet cov lus tswj hwm cov txheej txheem (icmp yog cov cuab yeej rau kev thov ping raws tu qauv).

Rau lub khoos phis tawj uas peb xav tau kom ntseeg tau tias lawv tau txuas nrog ib leeg, nws yog lub cuab yeej los txheeb xyuas yog tias muaj kev sib txuas ntawm lub khoos phis tawj thiab lub router thiab nruab nrab ntawm lub router thiab lub server lossis chaw.

Vim tias Internet nkag siab cov lus ntawm cov lej nkaus xwb (0/1), uas yog vim li cas thaum kuv tsim (Google, hauv ntiaj teb Internet, tsis muaj ib yam zoo li lub npe (

Nws tsis qhia tawm cov lus teb los ntawm Google site, cov lus teb tshwm los ntawm IP ntawm Google, yog vim li cas peb thiaj ua haujlwm ntawm Ping google.com

Tuaj kom lav tias nws hloov lub npe ntawm lub xaib mus rau IP thiab hloov pauv kom lawv muaj peev xwm (DNS: Lub npe server) xav tau lub npe (

Lawv sib tham nrog lwm tus.

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DHCP: Dynamic host configuration protocol

Nws yog nws lub luag haujlwm los faib tus IP rau txhua lub khoos phis tawj, yog li tsis muaj ob lub cuab yeej hauv tib lub network tuaj yeem muaj tus IP tib yam.

MAC Chaw Nyob: Media Access Control Address

Nov yog tus lej luam tawm ntawm daim npav network, zoo ib yam li daim npav npav. Nws tsis tuaj yeem rov ua dua ntawm lwm lub khoos phis tawj nyob txhua qhov hauv ntiaj teb. Nws hloov pauv thaum peb hloov daim npav network. Qhov no yog lub hauv paus ntawm txhua lub network, txawm yog sab hauv lossis sab nraud .

Apipa: Tsis siv neeg ntiag tug tus IP chaw nyob

Nws yog tus IP txawv uas pib los ntawm dhcp, uas yog tus IP cuav uas tshwm hauv lub computer thaum muaj teeb meem

Qaum B 169.

Loopback (Tus tswv lub npe)

Qhov no yog tus IP ruaj rau txhua daim npav network, thiab tus IP no tsis tuaj yeem sau npe hauv computer vim nws tshwj xeeb rau daim npav network, tab sis nws tau tshwj tseg rau daim npav network 127.0.0.1