Issue while starting Named service

Question

HI All,
I an in process of upgrading cluster from 1.2.0.5 to 11gr2.My OS is Redhat linux 5.3 For the same i am trying to configure DNS and scan .As i dont' have much idea  about network so
I followed the link for configuring DNS Oracle 11gR2 2-node RAC on VMWare Workstation 8 – Part VII | The Gruff DBA  . As per link i installed below rpms
[root@nod1 log]# rpm -qa bind*
bind-libs-9.3.4-10.P1.el5
bind-utils-9.3.4-10.P1.el5
bind-chroot-9.3.4-10.P1.el5
bind-9.3.4-10.P1.el5
[root@nod1 log]#
root@nod1 log]# rpm -qa cach*
caching-nameserver-9.3.4-10.P1.el5
[root@nod2 named]# more /etc/named.conf---> Named.conf file from nod2
options {
        directory "/var/named";
dump-file "/var/named/data/cache_dump.db";
statistics-file "/var/named/data/named_stats.txt";
        forwarders { 192.168.1.1; };
include "/etc/rndc.key";
zone "mydomain" IN {
type master;
file "mydomain.zone";
allow-update { none; };
[root@nod1 named]# pwd
/var/named
[root@nod1 named]# more mydomain.zone
$TTL  86400
@ IN SOA      mydomain. mydomain.(
42          ; serial (d. adams)
3H          ; refresh
15M         ; retry
1W          ; expiry
1D )        ; minimum
nod1.                        IN NS   192.168.56.2
localhost                     IN A   127.0.0.1
nod2.mydomain                 IN A   192.168.56.5
nod1.mydomain                 IN A    192.168.56.2
nod2-vip.mydoamin.            IN A    192.168.56.7
nod1-vip.mydoamin..           IN A    192.168.56.4
underworld-scan.mydomain.     IN A    192.168.56.20
underworld-scan.mydomain.     IN A    192.168.56.21
[root@nod2 named]# more /etc/resolv.conf
nameserver  192.168.56.5    # nod2 DNS server
nameserver 192.168.56.2     # nod1 DNS server
nameserver 192.168.1.1    # Primary DNS in the domain
search mydomain # Local Domain
But i am hitting issue when i am starting named service:
[root@nod1 log]# service named start
Starting named:
Error in named configuration:
zone mydomain/IN: loading master file mydomain.zone: file not found
_default/mydomain/IN: file not found
                                                           [FAILED]
[root@nod1 log]# Can anyone please help me out .. as its really hitting me badly . Thanks in advance

Answer 1

Hi
To configure the SCAN , this SCAN IP should be resolve through DNS or /etc/hosts file .Please follow the below link to configure the DNS.
If you face any problem , then please let me know .
shivenracdba: configure DNS for Installtion of Oracle Grid Infrastructure RAC cluster
warm regards
Shivendra Narain Nirala