Yadda zaka girka kuma kayi amfani da tono da kuma umarnin Ndojin a cikin Linux
A cikin wannan labarin, zaku koyi yadda ake girka matsalar hanyar sadarwa da tattara bayanai game da sunayen yanki.
Tona, takaice don Gofer Information Information, mai amfani ne na neman DNS da ake amfani dashi don binciken sabobin DNS da kuma magance matsaloli masu alaƙa da sabobin DNS. Saboda saukin amfani, masu kula da tsarin sun dogara da kayan aikin don magance matsalolin DNS.
Ana amfani da Nslookup don sarrafa abubuwan bincike na DNS kuma yana nuna mahimman bayanai kamar su rikodin MX, da adireshin IP ɗin da ke hade da sunan yanki.
Sabon sabo tsarin jirgi yana tuka da kuma amfani da kayan aiki ta hanyar tsoho. Koyaya, tsofaffin tsarin Linux bazai. Su biyun sun haɗu a cikin kunshin kayan aiki.
Bari mu ga yadda za mu iya shigar da kayan gyara matsala na DNS a cikin Linux.
- Shigar da ton & nslookup a cikin CentOS/RHEL
- Shigar da ton & nslookup akan Debian/Ubuntu
- Shigar da dig & nslookup akan ArchLinux
- Amfani da tono umarnin
- Amfani da nslookup Command
A kan Red Hat Linux/CentOS, shigar dig da nslookup ta amfani da umarnin dnf.
# dnf install bind-utils
Bayan shigarwar nasara, tabbatar da sigar ta amfani da umarnin da ke ƙasa.
# dig -v
A kan Debian da duk wasu abubuwan da suka samo daga ciki har da Debian, ana yin shigarwa ta amfani da umarnin da ya dace.
# apt install dnsutils
Sake, don tabbatar da kafuwa, gudanar da umurnin.
# dig -v
Don ArchLinux, umarnin don girka digo da nslookup zai kasance.
# pacman -Sy dnsutils
Don bincika sigar haƙa da aka shigar, gudu.
# dig -v
za a iya amfani da umarnin tona don bincika sunan yanki da kuma dawo da bayanai kamar yadda aka nuna:
# dig fossmint.com
Umurnin yana nuna tarin bayanai kamar sigar mai amfani da umarnin tona, da sabar DNS, da kuma adireshin IP mai dacewa.
; <<>> DiG 9.11.3-1ubuntu1.9-Ubuntu <<>> fossmint.com ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 58049 ;; flags: qr rd ra; QUERY: 1, ANSWER: 2, AUTHORITY: 0, ADDITIONAL: 1 ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 65494 ;; QUESTION SECTION: ;fossmint.com. IN A ;; ANSWER SECTION: fossmint.com. 300 IN A 104.27.179.254 fossmint.com. 300 IN A 104.27.171.254 ;; Query time: 6 msec ;; SERVER: 127.0.0.53#53(127.0.0.53) ;; WHEN: Fri Nov 15 12:33:55 IST 2019 ;; MSG SIZE rcvd: 73
Don samun takamaimai kuma nuna IP kawai na sunan yankin ya haɗa da gajeren mahawara kamar yadda aka nuna:
# dig fossmint.com +short 104.17.179.254 104.17.171.254
Don bincika rikodin MX na sunan yankin gudu.
# dig fossmint.com MX +short 50 mx3.zoho.com. 20 mx2.zoho.com. 10 mx.zoho.com.
Don dawo da bayanai game da sunan yanki ta amfani da amfani na nslookup, yi amfani da wannan umarnin.
# nslookup fossmint.com
Server: 127.0.0.53 Address: 127.0.0.53#53 Non-authoritative answer: Name: fossmint.com Address: 104.27.179.254 Name: fossmint.com Address: 104.27.171.254 Name: fossmint.com Address: 2606:4700:30::681b:b0fe Name: fossmint.com Address: 2606:4700:30::681b:b1fe
A cikin wannan labarin, kun koyi yadda ake girka tonawa da amfani da umarnin amfani da nslookup a cikin rarraba Linux daban-daban da kuma mahimman amfanin umarnin. Muna fatan cewa yanzu zaku iya sanya kayan masarufi cikin kwanciyar hankali yayin fuskantar tsarin ba tare da su ba.