On 11/25/2015 12:58 PM, Siva Prasad Nath wrote: > modinfo: ERROR: Module alias ip_tables not found. > Linux ns1.currencybooking.com 3.10.0-229.20.1.el7.x86_64 #1 SMP Tue Nov 3 > 19:10:07 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux you should have gotten something like.... [root at c7test1 ~]# modinfo ip_tables filename: /lib/modules/3.10.0-229.11.1.el7.x86_64/kernel/net/ipv4/netfilter/ip_tables.ko description: IPv4 packet filter author: Netfilter Core Team <coreteam at netfilter.org> license: GPL rhelversion: 7.1 srcversion: 44A16130862F8CA2ECA59D9 depends: intree: Y vermagic: 3.10.0-229.11.1.el7.x86_64 SMP mod_unload modversions signer: CentOS Linux kernel signing key sig_key: 99:7D:A0:E2:1A:70:E7:B6:13:42:3A:B6:22:65:07:4A:78:60:35:4C sig_hashalgo: sha256 [root at c7test1 ~]# uname -a Linux c7test1.XXXXXX 3.10.0-229.11.1.el7.x86_64 #1 SMP Thu Aug 6 01:06:18 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux (minor version number differences not important, just means I've not updated in a few weeks) -- john r pierce, recycling bits in santa cruz