Networking

CentOS / Redhat: Install nginx As Reverse Proxy Load Balancer

by on February 24, 2010 · 24 comments

How do I configure nginx as failover reverse proxy load balancer in front of two Apache web servers under CentOS / RHEL 5.x?

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KVM: Starting / Stopping Guest Operating Systems With virsh Command

by on January 12, 2010 · 6 comments

The virsh command can be used to mange local or remote guest operating systems. The program can be used to create, pause, and shutdown domains. It can also be used to list current domains.

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Troubleshooting KVM Virtualization Problem With Log Files

by on January 12, 2010 · 0 comments

There are various log files stored on the host system to assist with debugging KVM related problems. In this tutorial, I will cover log file locations and tools used to track down KVM problems.

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Iptables Open VNC Port To Allow Incoming VNC Connections

by on July 30, 2009 · 8 comments

How do I configure Linux system firewall to allow incoming VNC connections?

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FreeBSD: IPv6 Configuration Set Prefixlen Value

by on July 21, 2009 · 0 comments

How do I set the prefixlen for an IPv6 address under FreeBSD operating systems?

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Suse Linux ( SLES10 ) IPv6 Configuration

by on March 18, 2009 · 8 comments

How do I configure IPv6 networking under SUSE Linux Enterprise Server (SLES v10.2) or OpenSuse Linux by Novell?

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Red Hat / CentOS: Swap / Change Ethernet Aliases

by on January 14, 2009 · 12 comments

Q. My Ethernet aliases are randomly switched and they are bound to the wrong interface. My eth0 became eth1 and eth1 become eth0. This is causing all sort of trouble for services and firewall configurations. How do I swap back and make sure Ethernet aliases works correctly under CentOS Linux server?

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