I am interested in Configuration & Testing of Zimbra in my environment. For that I have Undergone Below Prerequisites. Before Starting the Installation . I was hoping that our Forum Experts Check athe Below Configuration Specially MX Record & DNS Configuration.
1) Godaddy Domain Settings for technotronicsitsolutions.co.in
Type Name Value TTL
a @ 166.62.10.28 10800 seconds
a admin 166.62.10.28 10800 seconds
a mail 166.62.10.28 10800 seconds
a mail 117.240.214.226 10800 seconds
cname cpanel @ 10800 seconds
cname webdisk @ 10800 seconds
cname webdisk.admin @ 10800 seconds
cname whm @ 10800 seconds
cname www @ 10800 seconds
cname http://www.admin @ 10800 seconds
cname _domainconnect _domainconnect.gd.domaincontrol.com 1 Hour
mx technotronicsitsolutions.co.in @ (Priority: 1) 10800 seconds
ns @ ns37.domaincontrol.com 1 Hour
ns @ ns38.domaincontrol.com 1 Hour
soa @ Primary nameserver: ns37.domaincontrol.com. 1 Hour
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Server Details:-
1) Public IP:- 117.240.214.226
2) Private IP:- 192.168.1.13
Zimbra version :- ZCS 8.8.10
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[root@technotronicsitsolutions NetworkManager]# cd /opt/
[root@technotronicsitsolutions opt]# ll
total 246676
drwxr-xr-x. 2 root root 6 Oct 31 00:47 rh
-rw-r--r--. 1 root root 252594694 Oct 1 2018 zcs-8.8.10_GA_3039.RHEL7_64.20180928094617.tgz
[root@technotronicsitsolutions opt]#
Host File:-
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[root@technotronicsitsolutions]# cat /etc/hosts
127.0.0.1 localhost localhost.localdomain localhost4 localhost4.localdomain4
::1 localhost localhost.localdomain localhost6 localhost6.localdomain6
192.168.1.13 mail.technotronicsitsolutions.co.in mail
[root@technotronicsitsolutions]#
Hostname:-
[root@technotronicsitsolutions etc]# hostname
technotronicsitsolutions.co.in
[root@technotronicsitsolutions etc]#
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Name Servers:-
[root@technotronicsitsolutions NetworkManager]# cat /etc/resolv.conf
# Generated by NetworkManager
search co.in
nameserver 212.248.255.211
nameserver 212.248.255.212
nameserver 4.2.2.2
# NOTE: the libc resolver may not support more than 3 nameservers.
# The nameservers listed below may not be recognized.
nameserver 8.8.8.8
[root@technotronicsitsolutions NetworkManager]#
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IP-Details:-
[root@technotronicsitsolutions NetworkManager]# ifconfig -a
ens192: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
inet 192.168.1.13 netmask 255.255.255.0 broadcast 192.168.1.255
inet6 fe80::20c
fed6:7b60 prefixlen 64 scopeid 0x20<link>ether 00:0c:29:d6:7b:60 txqueuelen 1000 (Ethernet)
RX packets 385810 bytes 573152909 (546.6 MiB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 240903 bytes 18603422 (17.7 MiB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
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MX & A Record Details :-
[root@technotronicsitsolutions NetworkManager]# dig -t A mail.technotronicsitsolutions.co.in
; <<>> DiG 9.9.4-RedHat-9.9.4-73.el7_6 <<>> -t A mail.technotronicsitsolutions.co.in
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 23734
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 1
;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 8192
;; QUESTION SECTION:
;mail.technotronicsitsolutions.co.in. IN A
;; ANSWER SECTION:
mail.technotronicsitsolutions.co.in. 10800 IN A 117.240.214.226
;; Query time: 166 msec
;; SERVER: 4.2.2.2#53(4.2.2.2)
;; WHEN: Tue Apr 23 21:04:52 IST 2019
;; MSG SIZE rcvd: 80
[root@technotronicsitsolutions NetworkManager]#
[root@technotronicsitsolutions NetworkManager]# dig -t mx mail.technotronicsitsolutions.co.in
; <<>> DiG 9.9.4-RedHat-9.9.4-73.el7_6 <<>> -t mx mail.technotronicsitsolutions.co.in
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 36406
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1
;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 8192
;; QUESTION SECTION:
;mail.technotronicsitsolutions.co.in. IN MX
;; AUTHORITY SECTION:
technotronicsitsolutions.co.in. 600 IN SOA ns37.domaincontrol.com. dns.jomax.net. 2019042302 28800 7200 604800 600
;; Query time: 148 msec
;; SERVER: 4.2.2.2#53(4.2.2.2)
;; WHEN: Tue Apr 23 21:06:36 IST 2019
;; MSG SIZE rcvd: 135
[root@technotronicsitsolutions NetworkManager]#
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Firewall Status:-
[root@technotronicsitsolutions NetworkManager]# systemctl status firewalld
â firewalld.service - firewalld - dynamic firewall daemon
Loaded: loaded (/usr/lib/systemd/system/firewalld.service; disabled; vendor preset: enabled)
Active: inactive (dead)
Docs: man:firewalld(1)
Apr 24 01:24:07 technotronicsitsolutions.co.in systemd[1]: Starting firewalld - dynamic firewall daemon...
Apr 24 01:24:08 technotronicsitsolutions.co.in systemd[1]: Started firewalld - dynamic firewall daemon.
Apr 23 21:07:56 technotronicsitsolutions.co.in systemd[1]: Stopping firewalld - dynamic firewall daemon...
Apr 23 21:07:57 technotronicsitsolutions.co.in systemd[1]: Stopped firewalld - dynamic firewall daemon.
[root@technotronicsitsolutions NetworkManager]#
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SE-Linux Permissions:-
[root@technotronicsitsolutions NetworkManager]# getenforce
Enforcing
[root@technotronicsitsolutions NetworkManager]#
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OS-Details:-
[root@technotronicsitsolutions ~]# cat /etc/system-release
CentOS Linux release 7.6.1810 (Core)
[root@technotronicsitsolutions ~]#
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Server-Resources:-
CPU:- 1 Core
Memory:- 10 GB
Hard-Drive: - 80 GB
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Network-Firewall DNS Settings:-
Host-Name:- mail.technotronicsitsolutions.co.in
IP Address TTL Weight Publish on WAN
192.168.1.13 60 1 Yes
117.240.214.226(PortB) 60 1 Yes
Reverse DNS Lookup On
