firewall centos

when the httpd server not accesible from outside then you just Firewall Notice that in some versions of CentOS, a firewall is installed by default which will block access to port 80, on which Apache runs. The following command will open this port: sudo iptables -I INPUT -p tcp –dport 80 -j ACCEPT Remember to […]

setting java home linux centos 6.6

alternatives —config java     Selection    Command ———————————————————————–    1           /usr/java/jdk1.6.0_26/jre/bin/java    2           /usr/lib/jvm/jre–1.6.0–openjdk/bin/java    3           /usr/java/jdk1.7.0_55/jre/bin/java *+ 4           /usr/java/jdk1.8.0_25/jre/bin/java press 3 copy path from list above

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