lug-bg: MTel + DNS + :)
- Subject: lug-bg: MTel + DNS + :)
- From: vlk@xxxxxxxxxxxxxxxxx (Vesselin Kolev)
- Date: Thu, 16 May 2002 18:13:10 +0300
Iskam da vi kazha, che se radvam za tova, che v tozi forum chlenuvat naistina
dobri i razbirashti ot rabotata systemni administratori. Mozhe da rabotiat v
nedotam
izvestni firmi, v nedotam uiutni i bogati ucherezhdeniq, no znaiat i mogat. I
dori
da ne znaiat i da greeshtat imat navika da se uchat ot greshkite si!
Naskoro pusnah s experimentalna cel edin script na Perl, koito izpolzvaiki
informaciqta ot BG TLD syvmestno s dig i host, proveriava za validnostta na
DNS informaciata za domainite.
Radosten sym, che v BG TLD povecheto serveri za imena rabotiat otlichno!
Dori da ima problemi, sam se svyrzval s horata, otgovorni za poddryzhkata i
sam pomagal s kakvoto moga za da se opravi vischko.
Ako pomnite, predi dni postnah edin problem s DNS-ite na MTel i po-specialno
s problemite v obsluzhvaneto na zonata im mtel.bg. Edin syvesten administrator
ot
Naturella se e obadil i gi e predupredil za problema. I te sa kazal, che shte go
opraviat... E, da naistina sega pone zapisite ot zonata mtel.bg se vizhdat dobre
i
niama nikakvi problemi da se vidi www.mtel.bg, no log-a s problemite se
pylneshe...
Kakav e problema ... Eto vi detaili ot nego. Da vidite i da go znaete. I kogato
povecheto
ot vas chuiat za golemi kompanii sas skypoplateni specialisti, da ne si misliat,
che
tezi specialisti osven skypoplateni sa i dobri profesionalisti.(Lichno az se
poznavam s
chovek, koito raboti za niska zaplata, v malak office, no e v sastoianie da
izchervi s
poznaniata si mnogo titulovani negovi kolegi).
Zapochvame otnovo ot registyra na BG TLD:
[root@lcpe mail]# nslookup -sil
> server ns.digsys.bg
Default server: ns.digsys.bg
Address: 192.92.129.1#53
> server ns.digsys.bg
Default server: ns.digsys.bg
Address: 192.92.129.1#53
> mtel.bg
Server: ns.digsys.bg
Address: 192.92.129.1#53
Non-authoritative answer:
mtel.bg nameserver = ns.bulplast.com.
mtel.bg nameserver = ns2.bulplast.com.
Authoritative answers can be found from:
ns.bulplast.com internet address = 213.226.7.38
ns2.bulplast.com internet address = 213.226.7.37
>
Vizhdate serverite za imena, otgovorni za domaina mtel.bg. I dvata
servera triabva da davat dostoverni otgovori za domaina. Taka li e
obache!? Eto vi informacita:
> server ns.bulplast.com
Default server: ns.bulplast.com
Address: 213.226.7.38#53
> mtel.bg
Server: ns.bulplast.com
Address: 213.226.7.38#53
mtel.bg nameserver = ns.mtel.net.
mtel.bg nameserver = ns2.mtel.net.
mtel.bg nameserver = geronimo.mtel.net.
>
Tozi server dava dostoverni otgovori... Neka sega da vidim vtoria:
> server ns2.bulplast.com
Default server: ns2.bulplast.com
Address: 213.226.7.37#53
> mtel.bg
Server: ns2.bulplast.com
Address: 213.226.7.37#53
Non-authoritative answer:
mtel.bg nameserver = ns2.mtel.net.
mtel.bg nameserver = geronimo.mtel.net.
mtel.bg nameserver = ns.mtel.net.
Authoritative answers can be found from:
ns2.mtel.net internet address = 213.226.7.35
geronimo.mtel.net internet address = 213.226.7.34
ns.mtel.net internet address = 213.226.7.34
>
Na niakoi da mu pravi vpechetlenie, che otgovorite tuk
ne sa dostoverni (Non-authoritative answer)... Savsem
sigurno vseki ot vas vizhda tova... Tezi otgovori se poluchavat
poradi edinstvenata prichina, che serverite sa pusnati v
rekursicven rezhim i praviat rekursia za vseki... opitaite da
vidite! Primerno opitaite da poluchite adresa na www.linux-bulgaria.org
i shte go poluchite:
> server ns2.bulplast.com
Default server: ns2.bulplast.com
Address: 213.226.7.37#53
> set type=a
> www.linux-bulgaria.org
Server: ns2.bulplast.com
Address: 213.226.7.37#53
Name: www.linux-bulgaria.org
Address: 212.5.145.46
>
T.e. tozi server dava NIAKAKVI otgovori zashtoto e pusnat v rekursiven
rezhim za vseki klient, koito zaiavi ot nego kakvo i da e...
Haide da podalzhim natatak... Kazva si chovek, dobre, kazano mi e kade
moga da nameria dostoverni otgovori.. da otida tam i da gi potyrsia...
Parvo otivame na geronimo.mtel.net:
> server geronimo.mtel.net
Default server: geronimo.mtel.net
Address: 213.226.7.34#53
> set type=ns
> mtel.bg
Server: geronimo.mtel.net
Address: 213.226.7.34#53
mtel.bg nameserver = geronimo.mtel.net.
mtel.bg nameserver = ns.mtel.net.
mtel.bg nameserver = ns2.mtel.net.
>
Tuk otgovora e dostoveren...
Sega da otidem na ns2.mtel.net:
> server ns2.mtel.net
Default server: ns2.mtel.net
Address: 213.226.7.35#53
> set type=ns
> mtel.bg
Server: ns2.mtel.net
Address: 213.226.7.35#53
Non-authoritative answer:
mtel.bg nameserver = ns.mtel.net.
mtel.bg nameserver = ns2.mtel.net.
mtel.bg nameserver = geronimo.mtel.net.
Authoritative answers can be found from:
ns.mtel.net internet address = 213.226.7.34
ns2.mtel.net internet address = 213.226.7.35
geronimo.mtel.net internet address = 213.226.7.34
>
:))) i tuk nedostoverni otgovri...
E, pone ns.mtel.net dava naistina dostoverni otgovori:
> server ns.mtel.net
Default server: ns.mtel.net
Address: 213.226.7.34#53
> set type=ns
> mtel.bg
Server: ns.mtel.net
Address: 213.226.7.34#53
mtel.bg nameserver = ns.mtel.net.
mtel.bg nameserver = ns2.mtel.net.
mtel.bg nameserver = geronimo.mtel.net.
>
Kogato utre se naredite na opashka v office na MTel da si
platite smetkata i proslovutata im informacionna sistema se
srine.. ili pyk se otnasiat s vas kato s klient v hleboprodavnica,
napomnete na uvazhaemite gospoda i gospozhi, che znaete
i za drugi tehni problemi:) Zashtoto kogato reklamite ti sa na vseki
ygyl, po vestnici, po radio i televizia.. e nuzhno da si na visota i da
ne pravish takiva greshki... Oshte poveche da ne gi pravish sled
kato vednyzh sa ti gi pokazali...
Pozdravi kam vsichki chelove na lug-bg, koito da po-dobri DNS
administratori ot tezi v MTel:)))
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