These are the common steps to install the snmp library’s on your CentOs box. I put it up just since I always forget the snmpconf command. yum install net-snmp yum install net-snmp-utils snmpconf -g basic_setup This will generate tyou’re /etc/snmp/snmpd.conf Don’t forget to : chkconfig snmpd on service snmpd start While at it , here’s [...]
First of, I found this GREAT article at http://deepakarora1984.blogspot.com/2010/08/gre-tunnels-unleashed-making-breaking.html, it’s really good. Thanks for explaining this for me Deepak. GRE Tunnels Unleashed – Making , Breaking & Troubleshooting Generic Routing Encapsulation (GRE) is a tunneling protocol that can encapsulate a wide variety of network layer protocol packet types inside an IP tunnels, creating a virtual [...]
Ok, I admit I have copied this article, but it’s still a great one. It’s nice to have somewhere so I find it when needed. For IP, HSRP allows one router to automatically assume the function of the second router if the second router fails. HSRP is particularly useful when the users on one subnet [...]
I always forget this so I’ll just make a quick post with it. Let’s say you need to access something from you Xen Server that isn’t reachable via your default route. No you can of course just add a static route with the route command. The problem with this is that it doesn’t stick after [...]