Netstat - I-Linux Command - Unix Command

NAME

netstat - Unxibelelwano lwezonxibelelwano zenethiwekhi, iitheyibhile zokuhamba , izibalo zobungakanani, ukudibanisa i-masquerade , kunye nobulungu be-multicast

I MI ZEKELO

SYNOPSIS

netstat [ idilesi_family_options ] [ --tcp | -t ] [ --udp | -u ] [ --raw | -w ] [- ukukhetha | -l ] [- konke | -a ] [ -numerica | -n ] [- amashishini angabonakali ] [- amachiza asezantsi ] [- amachiza asezantsi ] [ --yimboli | -N ] [ --extend | -e [ --extend | -e] ] [ --timers | -o ] [ --program | -p ] [ --verbose | -v ] [- okuqhubekayo | -c] [ukulibazisa] netstat { --route | -r } [ idilesi_iyimiyalezo ] [ --extend | -e [ --extend | -e] ] [ --verbose | -v ] [ -numerica | -n ] [- amashishini angabonakali ] [- amachiza angaphandle ] [- amashishini angaphandle ] [- aqhubekayo | -c] [ukulibazisa] netstat { --infacfaces | -i } [ iface ] [- konke | -a ] [ --extend | -e [ --extend | -e] ] [ --verbose | -v ] [ --program | -p ] [ -numerica | -n ] [- amashishini angabonakali ] [- amachiza angaphandle ] [- amashishini angaphandle ] [- aqhubekayo | -c] [ukulibazisa] netstat {- amaqela | -g } [ -numerica | -n ] [- amashishini angabonakali ] [- amachiza angaphandle ] [- amashishini angaphandle ] [- aqhubekayo | -c] [ukulibaziseka] netstat { --kushiya | -M } [ --extend | -e ] [ -numerica | -n ] [- amashishini angabonakali ] [- amachiza angaphandle ] [- amashishini angaphandle ] [- aqhubekayo | -c] [ukulibazisa] netstat { --statistics | -s } [ --tcp | -t ] [ --udp | -u ] [ --raw | -w ] [ukulibazisa] netstat { --version | -V } netstat { --help | -h } idilesi_iyomndeni_iyomxholo :

[ --protocol = { inet , unix , ipx , ax25 , netrom , ddp } [, ...] ] [ --unix | -x ] [ --inethi | --ip ] [ --ax25 ] [ --ipx ] [ --netrom ] [ --ddp ]

INKCAZELO

I-Netstat iprinta ulwazi malunga nessystem system . Uhlobo lolwazi oluprintwe lulawulwa ngxabano yokuqala, ngale ndlela:

(akukho)

Ngokungagqibekanga, i- netstat ibonisa uluhlu lwezisekelo ezivulekileyo. Ukuba awucacisi nayiphi na idilesi zeedilesi, iziseko ezisebenzayo zazo zonke iindidi zeedilesi ezicwangcisiweyo ziya kuprintwa.

, -r

Bonisa iitafile zendlela zokuhamba ngekernel.

amaqela, -g

Bonisa ulwazi lobulungu beqela le-multicast ye-IPv4 ne-IPv6.

- inamba & # 61; iface, -i

Bonisa itafile yazo zonke iinkcukacha zomnatha, okanye iqhosha elichaziweyo ) .

-

Bonisa uluhlu lweekhonkco ezifihliweyo.

- iinkcukacha, -s

Ukubonisa iinkcazo zenkcazo yeprotocol nganye.

IMISEBENZI

--verbose, -v

Tshela umsebenzisi okwenzekayo ngokubhaliweyo. Ngokukodwa ukuprinta ulwazi oluncedo malunga neentsapho zedilesi ezingaqinisekanga.

-numeric, -n

Bonisa amakheli eenombolo kunokuba uzame ukumisela ummiselo wamagama, amachwethi okanye amagama omsebenzisi.

- abemi-abemi

ibonisa idilesi yamanani kwidilesi kodwa ayichaphazeli isisombululo segama lesipoti okanye umsebenzisi.

- echwepheni

ibonisa iinombolo zeenombolo zeenjini kodwa ayichaphazeli isisombululo samagama omncedisi okanye umsebenzisi.

abasebenzisi abasebenzisi

ibonisa ii-ID zomsebenzisi ezingabonakaliyo kodwa ayichaphazeli isisombululo samagama angabamkeli okanye amachwethi.

- protocol & # 61; usapho, -A

Icacisa imindeni yeedilesi (mhlawumbi ichazwe kangcono njengezikhokelo zamanqanaba aphantsi) apho kudibaniswa khona. Intsapho i-comma (',') yahlula uludwe lwamagama eefayile zeentsapho ezifana ne- inet , unix , ipx , ax25 , netrom , kunye neddp . Oku kunempembelelo efanayo nokusebenzisa i - --inet , --unix ( -x ), --ipx , --ax25 , --netrom , kunye ne - --ddp . Idilesi yentsapho inet ibandakanya iziseko eziluhlaza, i-udp kunye ne-tcp protocol.

-c, - eqhubekayo

Oku kuya kubangela ukuba i- netst iprinte ulwazi olukhethiweyo rhoqo kwisibini ngokuqhubekayo.

-e, -extend

Bonisa ulwazi olongezelelweyo. Sebenzisa le ndlela ngokuphindwe kabini ukufumana ingcaciso.

-o, --timers

Faka iinkcukacha ezinxulumene nexesha lokunxibelelana.

-p, - inkqubo

Bonisa i-PID kunye negama lenkqubo apho isiseko ngasinye singabakho.

-l, - ukukhetha

Bonisa kuphela iziseko zokuphulaphula. (Ezi zishiywe ngokungagqibekanga.)

-a, - konke

Bonisa zombini iziseko zokuphulaphula nokungalaleli. Ngokukhethwa kwe - --infacfaces , bonisa iintsimbi ezingabonakaliyo

-F

Inkcazelo yokuhamba yokuprinta esuka kwi-FIB. (Oku kungagqibekanga.)

-C

Inkcazelo yokuhamba yokushicilela esuka kwindlela yokugcina i-cache.

ukulibaziseka

I-Netstat iya kujikeleza ukushicilela ngokubalwa kwamanqaku onke amanqanaba okulibazisa . UP .

UKUSEBENZA

I-Intanethi esebenzayo ye-intanethi (TCP, UDP, eluhlaza)

Proto

Iprotocol (tcp, udp, eluhlaza) esetyenziswe yiseko.

Recv-Q

Ubalo bee -tes abukopiswanga yiprogram yomsebenzisi eqhagamshelwe kule sixhobo.

Thumela-Q

Ubalo bama-bytes abuvunywanga ngumphathi ohlala kude.

Idilesi yasekhaya

Idilesi kunye nenombolo yefowuni yesiphelo sendawo yesiseko. Ngaphandle kokuba ikhetho -numeric ( -n ) ikhethiweyo, idilesi yesikhokelo isonjululwe kwigama layo lomninimzi (FQDN), kunye nenombolo yefowuni iguqulelwe kwigama lenkonzo ehambelana nayo.

Idilesi yangaphandle

Idilesi kunye nenombolo yefowuni ekupheleni kokude kwesikhokelo. Idibaniso kwi "Idilesi yaseKhaya."

Lumente

Umbuso wesiseko. Ekubeni akukho zizwe kwimodi eluhlaza kwaye ngokuqhelekileyo akukho nanye asetyenziswayo kwi-UDP, le kholomu ingashiywa ingenanto. Ngokuqhelekileyo oku kunokuba yindoda yamanani amaninzi:

UKUSETYENZISWA

Isiseko sinxibelelwano olusisiseko.

SYN_SENT

Isiseko sizama ukuzama ukuqalisa uxhulumaniso.

SYN_RECV

Isicelo sokuxhuma sifumaneke kwinethiwekhi.

FIN_WAIT1

Isiseko sivaliwe, kwaye uqhagamshelo luvaliwe.

FIN_WAIT2

Uxhumano luvaliwe, kwaye isalathini silinde ukuvala ukuphela kokuphela.

TIME_WAIT

Isalathini silinde emva kokusingatha ukuphatha iipakethi esisekho kwinethiwekhi.

KUVALWE

Isiseko asisebenzi.

CLOSE_WAIT

Umda wokude uvale, ulinde isiseko ukuvala.

LAST_ACK

Umda wokude uvale, kwaye isiseko sivaliwe. Ukulinda ukuvuma.

LALELA

Isiseko siphulaphule ukungena okungenayo. Iziseko ezinjalo azifakiwe kwimveliso ngaphandle kokuba ucacise ukukhetha ( -l ) okanye -all ( -a ).

UKUVALWA

Izibini zombini zivaliwe kodwa asinayo yonke idatha yethu ithunyelwe.

AZIWAZI

Umbuso wesiseko awuyazi.

Umsebenzisi

Igama lomsebenzisi okanye id idiski yomsebenzisi (UID) yomnikazi wesiseko.

Igama lePID / Inkqubo

Ididi ehlukeneyo ye-Slash ye-ID yenkqubo (PID) kunye negama lenkqubo yenkqubo eyenza isiseko. - iprogram ibangela ukuba le kholomu ifakwe. Uzakufuna kwakhona amalungelo amaninzi ukuze ubone le ngcaciso kwiziseko ezingenazo. Olu lwazi lokuchonga alukafumaneki kwizisekelo ze-IPX.

Isikhathi

(oku kufuneka kubhalwe)

Izikhokelo zesiqalo ze-UNIX

Proto

Iprotocol (ngokuqhelekileyo unix) isetyenziswe ngesikhokelo.

RefCnt

Inani lokubhaliweyo (okt iinkqubo eziqhotyoshelwe apha ngezantsi).

Iiflegi

Iiflegi eziboniswe yi-SO_ACCEPTON (iboniswe njenge- ACC ), SO_WAITDATA ( W ) okanye SO_NOSPACE ( N ). I-SO_ACCECPTON isetyenziswe kwiziseko ezingaxhunyiwe ukuba iinkqubo ezihambelanayo zilindele isicelo sokuxhuma. Amanye amaflegi awanalo umdla oqhelekileyo.

Uhlobo

Kukho iintlobo ezahlukeneyo zokufikelela kwesikhokelo:

SOCK_DGRAM

Isiseko sisetyenziswe kwiDatagram (ukungenanto) kwimodi.

SOCK_STREAM

Lo ngumlambo (uxhumano) iscket.

SOCK_RAW

Isiseko sisetyenziswe njengesiseko esiluhlaza.

SOCK_RDM

Lo ukhonza imiyalezo ethembekileyo.

SOCK_SEQPACKET

Le ngxowa yepakethe elandeleleneyo.

SOCK_PACKET

Isalathisi sokufikelela ngokukhawuleza.

AZIWAZI

Ngubani owaziyo ikusasa eliza kusizisa - gcwalisa apha :-)

Lumente

Le ntsimi iya kuba neenkcukacha ezilandelayo:

MAHHALA

Isiseko asikwabiwe

UKUVAVA

Isiseko siphulaphule isicelo sokuxhuma. Iziseko ezinjalo zifakwe kuphela kwisiphumo ukuba ucacisa ukukhetha ( -l ) okanye -all ( -a ).

UKUQHUBA

Isiseko si malunga nokuseka uxhulumaniso.

QHUMANA

Isiseko sidibanekile.

UKUQALA

Isiseko siyakunqanyulwa.

(ezingenanto)

Isiseko asixhunyiwe kwenye.

AZIWAZI

Eli rhulumente alingaze lenzeke.

Igama lePID / Inkqubo

I-ID yeProgram (PID) kunye negama leprogram yenkqubo ene-socket evulekile. Ulwazi oluthe lufumaneke kwiCandelo leNxibelelwano le-Intanethi elibhaliweyo ngenhla.

Indlela

Leli gama lendlela efana neenkqubo ezihambelana nesiseko.

Iziseko ze IPX

(oku kufuneka kwenziwe ngumntu owaziyo)

Iziseko ze-NET / ROM ezisebenzayo

(oku kufuneka kwenziwe ngumntu owaziyo)

Iziseko zeAX.25 ezisebenzayo

(oku kufuneka kwenziwe ngumntu owaziyo)

BONA KWAKHO

indlela ( 8), ifconfig (8)

Kubalulekile: Sebenzisa umyalelo womntu ( % umntu ) ukubona indlela umyalelo usetyenziswa ngayo kwiikhomputha yakho ethile.