Portál AbcLinuxu, 10. května 2025 06:25
kobliha.fuj.com
) jde bez problemu, na serveru ping na hlavni domenu fuj.com
jde taky. Ale kdyz chci z klientskeho pc dat ping na fuj.com
tak mi napise ze nenasel tuto domenu, ale ping na maso.fuj.com
jde. Nevite kde by mohl byt problem? Pri startu bindu neni zadna chybova hlaska. Ve forwardes
mam dns sveho poskytovatele internetu. A uz fakt nevym ke by mohla byt chyba. Pokud by to bylo nutne dam sem i konfiguraky bindu. v /etc/hosts
mam (mimo localu)172.16.2.1 srv.fuj.com srv 213.164.xxx.xxx fuj.comV
host.conf
mam aby uprednostnil bind.
V resolv.conf
mam search fuj.com nameserver 127.0.0.1
tcpdump
jsem jiz zkousel ale bohuzel nic prevratneho z nej nevylezlo, dostal pozadavek a vratil tazately s tim ze u tazatele to hodilo ze nezna fuj.com. I pri uplne vypnutym firewallu se to chova stejne zadna zmena. Kudla to je divne vse jede net jede vse v poho. JInak na klientskem PC s XP kdyz to testnu pres nslookup
tak mi pri set type=a fuj.comhodi
server: srv.fuj.com adresa 172.16.2.1 nazev: fuj.com
tcpdump
u:
09:49:53.187433 IP maso.fuj.com.32768 > srv.fuj.com.domain: 38375+ A? fuj.com. (29) 09:49:53.188612 IP srv.fuj.com.domain > maso.fuj.com.32768: 38375* 0/1/0 (77) 09:49:53.188796 IP maso.fuj.com.32768 > srv.fuj.com.domain: 52962+ A? fuj.com.fuj.com. (41) 09:49:53.189655 IP srv.fuj.com.domain > maso.fuj.com.32768: 52962 NXDomain* 0/1/0 (89)Vypis
dig @localhost
:
root@srv:~# dig @localhost ; <<>> DiG 9.3.1 <<>> @localhost ; (1 server found) ;; global options: printcmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 47830 ;; flags: qr rd ra; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 13 ;; QUESTION SECTION: ;. IN NS ;; ANSWER SECTION: . 77894 IN NS A.ROOT-SERVERS.NET. . 77894 IN NS B.ROOT-SERVERS.NET. . 77894 IN NS C.ROOT-SERVERS.NET. . 77894 IN NS D.ROOT-SERVERS.NET. . 77894 IN NS E.ROOT-SERVERS.NET. . 77894 IN NS F.ROOT-SERVERS.NET. . 77894 IN NS G.ROOT-SERVERS.NET. . 77894 IN NS H.ROOT-SERVERS.NET. . 77894 IN NS I.ROOT-SERVERS.NET. . 77894 IN NS J.ROOT-SERVERS.NET. . 77894 IN NS K.ROOT-SERVERS.NET. . 77894 IN NS L.ROOT-SERVERS.NET. . 77894 IN NS M.ROOT-SERVERS.NET. ;; ADDITIONAL SECTION: A.ROOT-SERVERS.NET. 164294 IN A 198.41.0.4 B.ROOT-SERVERS.NET. 164294 IN A 192.228.79.201 C.ROOT-SERVERS.NET. 164294 IN A 192.33.4.12 D.ROOT-SERVERS.NET. 164294 IN A 128.8.10.90 E.ROOT-SERVERS.NET. 164294 IN A 192.203.230.10 F.ROOT-SERVERS.NET. 164294 IN A 192.5.5.241 G.ROOT-SERVERS.NET. 164294 IN A 192.112.36.4 H.ROOT-SERVERS.NET. 164294 IN A 128.63.2.53 I.ROOT-SERVERS.NET. 164294 IN A 192.36.148.17 J.ROOT-SERVERS.NET. 164294 IN A 192.58.128.30 K.ROOT-SERVERS.NET. 164294 IN A 193.0.14.129 L.ROOT-SERVERS.NET. 164294 IN A 198.32.64.12 M.ROOT-SERVERS.NET. 164294 IN A 202.12.27.33 ;; Query time: 88 msec ;; SERVER: 127.0.0.1#53(127.0.0.1) ;; WHEN: Sat Nov 25 09:53:39 2006 ;; MSG SIZE rcvd: 436Jeste dodam z vnejsi site jde domena bez problemu pingnout. To znamena znami u jineho poskytovatele v jinem meste mou dome bez problemu pingne a vrati mu to mou verejnou IP.
named.conf
.Snad nekoho neco napadne.
key "rndc-key" { algorithm hmac-md5; secret "y2UZu8nWDm3ULEwGDVGqOA=="; }; controls { inet 127.0.0.1 port 953 allow { 127.0.0.1; } keys { "rndc-key"; }; }; options { directory "/var/named/"; pid-file "/var/run/named/named.pid"; auth-nxdomain yes; query-source port 53; forwarders { 213.xxx.xxx.xxx; 213.xxx.xxx.xxx; }; forward only; }; logging { category lame-servers {null;}; }; zone "." IN { type hint; file "named.ca"; }; zone "0.0.127.in-addr.arpa" IN { type master; file "named.local"; }; zone fuj.com { type master; file "primary/named.fuj.com"; }; zone 2.16.172.in-addr.arpa { type master; file "primary/named.rev.fuj.com"; };Prosim pomozte uz nevim kudy kam.
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