Scenario / Question: I can not use yum and appears that iptables is blocking yum from establishing a connection with the internet. Solution / Answer: IPTables needs to be configured to allow incoming ESTABLISHED,RELATED connections and establish connection with yum servers by allowing outgoing connections on port 80. Incoming search terms:iptables blocking yum (9)yum iptables [...]
Search Results
Install & Configure Squid Proxy Server on CentOS or Enterprise Linux 5 and Implement ACL
September 8th, 2010 
Frank BorosSquid server is a popular open source GPLd proxy and web cache. It has a variety of uses, from speeding up a web server by caching repeated requests, to caching web, name server query , and other network lookups for a group of people sharing network resources. It is primarily designed to run on Linux [...]
