Merhabalar,

BIND named(8) üzerinde bazı adreslerin çözümü uzun zaman sürüyor. 
Örneğin "newsrss.bbc.net.uk" adresini çözümlemesi uzun süre alıyor, 
bazen de çözemiyor.
Bu konuda fikri olan var mı acaba?

# nslookup
 > newsrss.bbc.net.uk
;; Got SERVFAIL reply from 10.1.0.5, trying next server
;; Got SERVFAIL reply from 10.1.0.10, trying next server
;; connection timed out; no servers could be reached
 >
şeklinde hata veriyor.

/var/log/messages dosyasındaki loglarda ise aşağıdaki bilgiler yer alıyor;

Mar 12 13:47:06 ns1 named[27732]: too many timeouts resolving 
'newsrss.bbc.net.uk/A' (in 'bbc.net.uk'?): disabling EDNS
Mar 12 13:47:06 ns1 named[27732]: too many timeouts resolving 
'newsrss.bbc.net.uk/A' (in 'bbc.net.uk'?): disabling EDNS
Mar 12 13:47:09 ns1 named[27732]: too many timeouts resolving 
'www.natvet.su.se/A' (in 'se'?): disabling EDNS
Mar 12 13:47:09 ns1 named[27732]: client 193.140.248.41#32940: RFC 1918 
response from Internet for 11.0.1.10.in-addr.arpa
Mar 12 13:47:09 ns1 named[27732]: too many timeouts resolving 
'ns-sec.ripe.net/A' (in 'ripe.net'?): disabling EDNS
Mar 12 13:47:09 ns1 named[27732]: too many timeouts resolving 
'ns-sec.ripe.net/AAAA' (in 'ripe.net'?): disabling EDNS
Mar 12 13:47:10 ns1 named[27732]: too many timeouts resolving 
'SUNIC.SUNET.SE/A' (in 'se'?): disabling EDNS
Mar 12 13:47:10 ns1 named[27732]: too many timeouts resolving 
'202.160.191.91.in-addr.arpa/PTR' (in '91.in-addr.arpa'?): disabling EDNS
Mar 12 13:47:10 ns1 named[27732]: too many timeouts resolving 
'SUNIC.SUNET.SE/AAAA' (in 'se'?): disabling EDNS
Mar 12 13:47:10 ns1 named[27732]: too many timeouts resolving 
'203.160.191.91.in-addr.arpa/PTR' (in '91.in-addr.arpa'?): disabling EDNS
Mar 12 13:47:10 ns1 named[27732]: too many timeouts resolving 
'203.160.191.91.in-addr.arpa/PTR' (in '91.in-addr.arpa'?): disabling EDNS
Mar 12 13:47:10 ns1 named[27732]: too many timeouts resolving 
'174.166.191.91.in-addr.arpa/PTR' (in '91.in-addr.arpa'?): disabling EDNS
Mar 12 13:47:10 ns1 named[27732]: too many timeouts resolving 
'174.166.191.91.in-addr.arpa/PTR' (in '91.in-addr.arpa'?): disabling EDNS
Mar 12 13:47:10 ns1 named[27732]: too many timeouts resolving 
'www.science.su.se/A' (in 'se'?): disabling EDNS
Mar 12 13:47:10 ns1 named[27732]: too many timeouts resolving 
'29.96.101.212.in-addr.arpa/PTR' (in '212.in-addr.arpa'?): disabling EDNS
Mar 12 13:47:10 ns1 named[27732]: too many timeouts resolving 
'31.96.101.212.in-addr.arpa/PTR' (in '212.in-addr.arpa'?): disabling EDNS
Mar 12 13:47:10 ns1 named[27732]: too many timeouts resolving 
'NS-EXT.ISC.ORG/A' (in 'ISC.org'?): disabling EDNS
Mar 12 13:47:10 ns1 named[27732]: too many timeouts resolving 
'NS-EXT.ISC.ORG/AAAA' (in 'ISC.org'?): disabling EDNS
Mar 12 13:47:10 ns1 named[27732]: too many timeouts resolving 
'26.72.79.77.in-addr.arpa/PTR' (in '77.in-addr.arpa'?): disabling EDNS
Mar 12 13:47:10 ns1 named[27732]: too many timeouts resolving 
'ns2.dns.br/A' (in 'br'?): disabling EDNS
Mar 12 13:47:11 ns1 named[27732]:last message repeated 2 times
Mar 12 13:47:11 ns1 named[27732]: too many timeouts resolving 
'NS-EXT.ISC.ORG/A' (in 'ISC.org'?): disabling EDNS
Mar 12 13:47:11 ns1 named[27732]: too many timeouts resolving 
'NS-EXT.ISC.ORG/AAAA' (in 'ISC.org'?): disabling EDNS
Mar 12 13:47:11 ns1 named[27732]: too many timeouts resolving 
'29.96.101.212.in-addr.arpa/PTR' (in '212.in-addr.arpa'?): disabling EDNS
Mar 12 13:47:11 ns1 named[27732]: too many timeouts resolving 
'ns2.dns.br/AAAA' (in 'br'?): disabling EDNS
Mar 12 13:47:12 ns1 named[27732]:last message repeated 2 times
Mar 12 13:47:12 ns1 named[27732]: too many timeouts resolving 
'202.160.191.91.in-addr.arpa/PTR' (in '91.in-addr.arpa'?): disabling EDNS

-- 
İzmir Yüksek Teknoloji Enstitüsü
Bilgi İşlem Daire Başkanlığı
Ağ ve Sistem Yönetim Grubu
Mümin ÖLMEZ
Tel: +90-(232)-750 7664
Email: [email protected]
http://www.iyte.edu.tr

_______________________________________________
Linux-sunucu E-Posta Listesi
[email protected]

Liste kurallarını http://liste.linux.org.tr/kurallar.php  bağlantısından 
okuyabilirsiniz;

Bu Listede neden bulunduğunuzu bilmiyorsanız veya artık bu listeden gelen 
e-postaları almak istemiyorsanız aşağıdaki bağlantı adresini kullanarak 1 
dakika içinde üyeliğinizi sonlandırabilirsiniz.
http://liste.linux.org.tr/mailman/listinfo/linux-sunucu

Cevap