Disable NetworkManager on Redhat 6.x

The Network Manager service is currently enabled by default on Red Hat Enterprise Linux installations where one of these package groups was selected during installation:


NM_CONTROLLED will be installed so that your network interface be managed the NetworkManager daemon.  This means the traditional means of managing your network interfaces via the /etc/sysconfig/network-scripts/ifcfg-ethX files will no longer work.  Thus, our problem.

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BIND DoS vulnerability CVE-2015-5477 – Security fix for in CentOS, RedHat, Debian and Ubuntu Servers

Vulnerability Issue:
A flaw was found in the way BIND handled requests for TKEY DNS resource records. A remote attacker could use this flaw to make named (functioning as an authoritative DNS server or a DNS resolver) exit unexpectedly with an assertion failure via a specially crafted DNS request packet.

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