Zimene - Telnet doko? Kulumikiza ndi kuyamba Telnet

Bwino - chodabwitsa chosaona shutdowns. M'munda wa kusintha luso zambiri zimachitika tsiku lililonse pali zatsopano, anayamba kuchepa otha ntchito zake. Koma pali zida kuti n'ngotchukabe ngakhale pali njira ina. A chitsanzo chapadera ndi protocol Telnet. Telnet Kodi ndi momwe ntchito?

A pang'ono mbiri: pamene ndi zimene anaonekera Telnet?

Telnet anaonekera zaka zoposa 40 zapitazo, atangobadwa unsembe wa woyamba Seva ARPANET. Ichi ndi chimodzi mwa ndondomeko wamkulu Internet. Pa nthawi imeneyo ya GUI sanali pamaso, ndipo maukonde woyamba kale anaonekera, kufunika kugwirizana akutali chipangizo ulembedwe zofuna zawo. Yankho poyamba anali ndi vuto, ndi onse wotsatira, mukhoza ntchito chipangizo kumidzi ake. The mawonekedwe a mzere lamulo analipo mbali zonse mothandizidwa ndi makina akumidzi. Wokwanira kuti mlingo kofunika kupeza ndi kudziwa malamulo Telnet. Kodi ndi zimene lipoti lino, ife kumvetsa. Koma lero akuyendera kugwirizana Telnet?

Kuyambira osachiritsika. Kulolerana wa zina zofunikla

Mu panopa machitidwe Windows zikugwira ntchito, pamaso akuthamanga Telnet, muyenera kufufuza ngati chigawo waikidwa mu dongosolo. Kophweka. Windows 7, ambiri mu tsiku lalero ya opaleshoni dongosolo, muyenera kutsatira ndondomeko izi:

1. Sankhani "Control gulu" kapena gulu Control mu "Start" menyu (Start).
2. Pawindo kuti atsegula, kusankha "Ntchito." Mu Baibulo English a dongosolo ndi kukhala Ntchito.
3. Pitani ku tsamba "Yambitsani kapena kuletsa Windows Features" (Tembenukirani Windows zimaonetsa kapena kuvula). Kachitidwe analemba mndandanda wa zigawo zikuluzikulu zonse zilipo. Anaika kale siidzasoŵa ndi mbendera. Zimenezi akhoza kutenga mphindi zingapo.
4. Pambuyo katundu mndandanda, muyenera kupeza chinthu Telnet-kasitomala. Mu menyu kumeneko ndi Telnet-Seva, koma izi tidzakhalanso ina. Ngati chongani pafupi katunduyo adafuna ife si koyenera, chiyenera kuikidwa.
5. Pambuyo kuwonekera "Chabwino" dongosolo amayamba kuika zigawo zikuluzikulu zofunika protocol ntchito molondola. Izi zikhoza kutenga nthawi zina, koma lero makompyuta ndondomeko n'zokayikitsa woposa miniti. Choncho, funso mmene athe Telnet, linathera mapazi 5 mosavuta.

Telnet utumiki: Seva zomwe ndi Telnet kasitomala?

Pang'ono pamwamba kale mfundo onse a chamutu wa. Monga ndi ntchito zina zambiri, kusiyanitsa Telnet kasitomala ndi makina. Komabe, Telnet Server - makina si mu tinganene mawu. The kompyuta imene kugwirizana akuti ndi chipangizo kasitomala kumene kugwirizana anapangidwa, makina adzakhala. Kungakhale rauta, kompyuta, lophimba ndi anakwanitsa, kapena khamu ina kuti muzilowa kasamalidwe ku mzere lamulo. Pankhani chosonyeza kupereka kompyuta wosuta munthu kapena Seva, Telnet-doko ayenera kukhala omasuka. nthawi zambiri kutsekedwa kwa chitetezo, kotero kuti inu mumvetsa uthenga kulakwitsa pamene inu amayesetsa kukhazikitsa gawoli. Kuyesa poyera ndi chatsekedwa madoko, mungagwiritse ntchito zofunikira apadera kapena utumiki intaneti. Muyezo Telnet doko - 23. Ngati mukufuna kuti nokha yekha kulumikiza kompyuta zina, koma kulola utsogoleli wa PC kudzera Telnet, mofanana opaleshoni dongosolo chithunzithunzi kuti bango ndi pandunji pa chigawo Telnet Seva. Mofananamo, iwo ayenera kukhazikitsidwa PC ndi hardware Seva kuti kupereka.

Mapulogalamu ntchito ndi Telnet

Pambuyo akuthamanga ntchito zonse chofunika Telnet akhoza bwinobwino kuyamba ndi anamanga-Windows chida - mzere lamulo. Amanenela ku "Start" menyu, kapena dinani pa item yoyenera, kapena liwiro oyimba (cmd). Iwo m'pofunika kuti nthawi zonse kuthamanga mzere lamulo ufulu wa wosuta "boma" (kapena zipangizo m'dera limene inu mukugwira ntchito, kapena dambwe). Pankhaniyi, mulibe Chisudzulo Chikuwononga ntchito, ngati chofunika okwera. Kuwonjezera pa zida analipo a opaleshoni dongosolo, pali mapulogalamu lachitatu chipani kuti amalola kupeza ndi Telnet-protocol. Wotchuka kwambiri pa zonsezi ndi Putty. Pamodzi ndi ndiwo bwino ndi ntchito zina kuthamanga pa machitidwe osiyana opaleshoni, monga TeraTerm, AnyConnect, DTelnet, EasyTerm, KoalaTerm ndi ena ambiri. Kodi pulogalamu ntchito, aliyense kudzisankhira yekha, malingana ndi zokonda, amafuna mawonekedwe, ndi zina zotero. D. Panalibe kusiyana kwambiri mawu a magwiridwe pakati pawo, ndipo sangakhale. Aliyense wa zipangizo zimene zilipo kukhazikitsa mndandanda wonse wa Telnet akulamula.

Telnet-magulu: mmene kumvetsa?

An odziwa woyang'anira maukonde sadzakhala kovuta mu maminiti pang'ono kukhazikitsa zigawo zikuluzikulu zofunika (ngati iwo anaika pamaso), kutsegula Telnet-zokambirana ndi kuchita zoikamo onse a gulu lakutali. Komabe, pali atsopano, amene kuona kutonthoza, pafupifupi kwa nthawi yoyamba mu moyo wanga. Kodi ndimaona mndandanda wa malamulo zikupezeka Telnet? Kodi adazolowera AUTH kapena Ikani LOCALECHO? Si monga zovuta monga woyamba Zikuoneka. Choyamba, tiyenera kukumbukira kuti mawonekedwe aliyense lamulo ali ndi anamanga-thandizo. Zimapezeka pa mafungulo muyezo Mwachitsanzo, thandizo kapena '?'. Kachiwiri, kuganizira momwe protocol ichi, maukonde Mungapeze chiwerengero wopandamalire chuma ndi mfundo zothandiza pa malembedwe a. Choncho, kuona kwathunthu kanthu. Khalani limasonyeza kuti mizere ndi zochepa chabe mwa malamulo kuti iyende zosavuta nthawi zambiri. Ndipo pambuyo magawo angapo, mudzapeza chidaliro ndi malamulo popanda kunena za malembedwe-wothandizira.

Telnet chipangizo maukonde

Takambirana kale zoti ntchito protocol Telnet akhoza lizilamuliridwa osati makompyuta komanso zosiyanasiyana zipangizo zopezera. The kalasi ambiri makina onga - ndi rauta. Nanga Telnet kuti rauta, n'chifukwa chiyani tiyenera izo, momwe zimenezi?

Malinga ndi Mlengi ndi chitsanzo yeniyeni kuti athe kupeza kudzera Telnet angakhale osiyana. Inu mukhoza kupita ku rauta Web mawonekedwe kapena kudzera kutonthoza lapansi. Mbali yoyamba, muyenera kupeza Akutali Administration item, zinapereka mpata mtundu kugwirizana (Telnet, ssh). Zikatero, wachiwiri mwayi zingakhalepo kudzera mzere lamulo. Aliyense woyang'anira amasankha yabwino iwo sewero. Komabe, pali routers kuti litsatira mmodzi wa awiriwo mitundu zotheka kugwirizana koyamba, mwachitsanzo, okhawo Kufikika ukonde mawonekedwe. Woyang'anira, anazolowera kugwira ntchito ndi kutonthoza adzakhala wovuta kwambiri kuyang'ana imene muyenera kuika mudzichonga wapatali, koma kwenikweni kanthu zovuta za izo. The mawonekedwe a routers zambiri zamakono n'zomveka ndithu. Menyu maina zikuyendera, minimalist kamangidwe sadzalola kuti kusochera.

Ubwino Telnet-magawo

Pa nthawi imeneyi, ife ndife bwino sayansi, kulankhula za ubwino ndi kuipa kwa Telnet mokwanira. Ziribe kanthu momwe yabwino mankhwala anali, sitingathe kunena kuti kwathunthu wopanda zovuta. Ndipo ngati tikukamba za msonkhano umene litatulutsidwa oyambirira 70 ntchentche Mu zaka zapitazo, kuiwala mfundo imeneyi, ndipo sikuthandiza.

Kuyambira ubwino zoonekeratu zedi kuona kuphweka, liwiro ndi mayiko Protocol. Pasanathe mphindi yabwino kasitomala adiresi ku Seva anasankha TCP-doko ndipo adzalenga m'dera osachiritsika kutsanzira. Pamwamba tinakambirana za muyezo 23 doko ntchito. Ndipotu, onse "kumvera" ndi "kulankhula" kudzera Telnet akhoza kukhala pa doko iliyonse. Kuti ndi protocol wa kusinthasintha lapansi.

Poyerekeza ndi ndondomeko zina Telnet makonzedwe kutali ndi oumirira kuti purosesa lapansi. Ndi mayendedwe atsopano a chitukuko cha mwayi uwu zingaoneke ngati zochepa, koma pa koyamba. Pamodzi ndi chitukuko cha sayansi, kodi chilili ndi makampani yotulutsa mapulogalamu. Mapulogalamu akukhala zambiri wolemera, zochuluka litayamba danga, kukumbukira zambiri, mapurosesa wamphamvu kwambiri. Kagwiritsidwe kuti kwa ena mapulogalamu anaika udzanyeketsa pang'ono chuma dongosolo kungakhale kothandiza kwambiri.

Kuipa Telnet-protocol

Waukulu ndi zambiri lotengeka ndi kupanda Telnet - kupeza chipangizo kumidzi amachitidwa pa ntchito njira unencrypted. Vuto okha tizilomboto ndi wosuta kutsimikizika pamene kutsegula Telnet-gawo, mwachitsanzo lamulo la malowedwe achinsinsi. Komabe, deta chimenechi opatsirana mu mawonekedwe unencrypted. Chotero, ngati munthu adzati cholinga kuthyolako mwayi Telnet, moti kuthamanga kwa nthawi yochepa paketi sniffer (mapulogalamu kuti "adani" phukusi). Patapita nthawi, woyang'anira adzatsegula ake Telnet gawo, nadzalalikira kwa akumidzi Seva malowedwe achinsinsi, kenako adzakhala intercepted ndi tizilomboto mu bwino. Mu ichi yachigawo Telnet zina ndi SSH (kugwirizana otetezeka). Kotero osavomerezeka ntchito Telnet kuti kupezeka lonse Intaneti Mwachitsanzo, kunja udindo wanu kutetezedwa LAN. Komanso, tiyenera kukumbukira kuti kulumikiza makina akhoza udzasokonezedwa.

Mapeto. Gwiritsani ntchito kapena ayi?

Kumene, kwa zaka zoposa zinayi, pali ena akutali makonzedwe njira. wotchuka SSH. Zingaoneke, Telnet ayenera kuti anatha kalekale. Koma zikufunika, akugwiritsabe ntchito. Ngati mutsatira mfundo zina chitetezo, osati kuiwala kuti maukonde m'dera lanu m'dera ayenera kutetezedwa kunja sikukhala, ntchito Telnet sizidzawapweteka zipangizo zanu. Pamene inu kunyalanyaza kwa chitetezo, osandimva SSH iliyonse, kapena luso lina lililonse.

Telnet akadali ntchito m'madera monga zamalumikizidwe Nawonso achichepere, onani kupezeka kwa zipangizo zopezera (routers ndi masiwichi), hardware Seva, ndi zina zotero. D.