-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On 25/11/15 10:29, Siva Prasad Nath wrote: > Now I am following you. > > FYI > > [root at ns1 network-scripts]# systemctl start firewalld [root at ns1 > network-scripts]# systemctl status firewalld firewalld.service - > firewalld - dynamic firewall daemon Loaded: loaded > (/usr/lib/systemd/system/firewalld.service; enabled) Active: > inactive (dead) since Wed 2015-11-25 17:20:14 SGT; 24s ago Process: > 2865 ExecStart=/usr/sbin/firewalld --nofork --nopid $FIREWALLD_ARGS > (code=exited, status=0/SUCCESS) Main PID: 2865 (code=exited, > status=0/SUCCESS) > > Nov 25 17:20:14 ns1.currencybooking.com systemd[1]: Starting > firewalld - dynamic firewall daemon... Nov 25 17:20:14 > ns1.currencybooking.com systemd[1]: Started firewalld - dynamic > firewall daemon. Nov 25 17:20:14 ns1.currencybooking.com > firewalld[2865]: 2015-11-25 17:20:14 ERROR: ebtables not usable, > disabling ethernet bridge firewall. Nov 25 17:20:14 > ns1.currencybooking.com firewalld[2865]: 2015-11-25 17:20:14 FATAL > ERROR: No IPv4 and IPv6 firewall. Nov 25 17:20:14 > ns1.currencybooking.com firewalld[2865]: 2015-11-25 17:20:14 ERROR: > Raising SystemExit in run_server Are you sure that you're running CentOS 7 and not some kind of VPS (using a shared kernel, and on which you can't modify iptables rules) ? What about "modinfo ip_tables ; uname -a " ? Cheers, - -- Fabian Arrotin The CentOS Project | http://www.centos.org gpg key: 56BEC54E | twitter: @arrfab -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.22 (GNU/Linux) iEYEARECAAYFAlZWHhUACgkQnVkHo1a+xU5mCwCfS8VqhpH6hb8GPFotAYptQPhB 1nYAnjMoqsbQlF8ObmMXudtddza5X6Du =oOB7 -----END PGP SIGNATURE-----