Hi,
I am trying to configure a DNS server on OEL 6 U4 on virtualbox. When i try to forward nslookup , nslookup fails with 'connection timed out; no servers could be reached'.
Below is the information from my setup files.
hostname_
[root@Rac1 ~]# hostname
Rac1.localdomain
ifconfig_
[root@Rac1 ~]# ifconfig
eth0 Link encap:Ethernet HWaddr 08:00:27:67:5B:A8
inet6 addr: fe80::a00:27ff:fe67:5ba8/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:6 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 b) TX bytes:468 (468.0 b)
eth1 Link encap:Ethernet HWaddr 08:00:27:9B:CA:D2
inet addr:192.168.56.101 Bcast:192.168.56.255 Mask:255.255.255.0
inet6 addr: fe80::a00:27ff:fe9b:cad2/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:119 errors:0 dropped:0 overruns:0 frame:0
TX packets:101 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:8236 (8.0 KiB) TX bytes:5266 (5.1 KiB)
eth2 Link encap:Ethernet HWaddr 08:00:27:8D:E7:58
inet addr:192.168.1.101 Bcast:192.168.1.255 Mask:255.255.255.0
inet6 addr: fe80::a00:27ff:fe8d:e758/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:17 errors:0 dropped:0 overruns:0 frame:0
TX packets:22 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:1170 (1.1 KiB) TX bytes:1448 (1.4 KiB)
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:16436 Metric:1
RX packets:110 errors:0 dropped:0 overruns:0 frame:0
TX packets:110 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:11190 (10.9 KiB) TX bytes:11190 (10.9 KiB)
*/etc/named.conf*
options {
listen-on port 53 {192.168.56.1; 127.0.0.1; };
listen-on-v6 port 53 { ::1; };
directory "/var/named";
dump-file "/var/named/data/cache_dump.db";
statistics-file "/var/named/data/named_stats.txt";
memstatistics-file "/var/named/data/named_mem_stats.txt";
allow-query { localhost; };
recursion yes;
dnssec-enable yes;
dnssec-validation yes;
dnssec-lookaside auto;
/* Path to ISC DLV key */
bindkeys-file "/etc/named.iscdlv.key";
managed-keys-directory "/var/named/dynamic";
forwarders { 194.168.1.101;};
};
logging {
channel default_debug {
file "data/named.run";
severity dynamic;
};
};
zone "." IN {
type hint;
file "named.ca";
};
zone "localdomain." IN {
type master;
file "localdomain.zone";
allow-update { none; };
};
zone "56.168.192.in-addr.arpa." IN {
type master;
file "56.168.192.in-addr.arpa";
allow-update { none; };
};
include "/etc/named.rfc1912.zones";
include "/etc/named.root.key";
*/var/named/localdomain.zone*
$TTL 86400
@ IN SOA localhost root.localhost (
42 ; serial (d. adams)
3H ; refresh
15M ; retry
1W ; expiry
1D ) ; minimum
IN NS localhost
localhost IN A 127.0.0.1
Rac1 IN A 192.168.56.101
Rac2 IN A 192.168.56.102
Rac1-priv IN A 192.168.1.101
Rac2-priv IN A 192.168.1.102
Rac1-vip IN A 192.168.56.103
Rac2-vip IN A 192.168.56.104
Rac1-scan IN A 192.168.56.105
Rac1-scan IN A 192.168.56.106
Rac1-scan IN A 192.168.56.107
*/var/named/56.168.192.in-addr.arpa*
$ORIGIN 56.168.192.in-addr.arpa.
$TTL 1H
@ IN SOA Rac.localdomain. root.maggie.localdomain. ( 2
3H
1H
1W
1H )
56.168.192.in-addr.arpa. IN NS Rac.localdomain.
101 IN PTR Rac1.localdomain.
102 IN PTR Rac2.localdomain.
103 IN PTR Rac1-vip.localdomain.
104 IN PTR Rac2-vip.localdomain.
105 IN PTR Rac1-scan.localdomain.
106 IN PTR Rac1-scan.localdomain.
107 IN PTR Rac1-scan.localdomain.
*/etc/hosts*
127.0.0.1 localhost.localdomain localhost
# Public
192.168.56.101 Rac1.localdomain Rac1
192.168.56.102 Rac2.localdomain Rac2
# Private
192.168.1.101 Rac1-priv.localdomain Rac1-priv
192.168.1.101 Rac2-priv.localdomain Rac2-priv
# Virtual
192.168.56.103 Rac1-vip.localdomain Rac1-vip
192.168.56.104 Rac2-vip.localdomain Rac2-vip
*/etc/resolv.conf*
# Generated by NetworkManager
search localdomain
nameserver 192.168.56.1
Service iptables is stopped (firewall) and SELINUX is disabled
this is the error i get when try nslookup
[root@Rac1 ~]# nslookup Rac1-vip.localdomain
;; connection timed out; trying next origin
;; connection timed out; no servers could be reached
Would appreciate any help!!
Regards,
Erfan