At the start of running KVM, I have created all the images to be used for VM’s at the same size. Just to have the additional space, without the hassle of having to add space to it. However, having images at the same size, while usage is below 10%, backup takes too much time. So, […]
Running IPv6 fully, means your systems attempt to connect over IPv6 first. Normally, when I’m browsing a site, that is not a problem. When sending mail, however, the receiving mailserver wants to be able to identify the sending server. This server says ‘hi, i’m mailserver’ so the receiving side does a verify to check to
Google mail and IPv6 Read More »
Cisco Flex links Cisco FlexLinks offers linklevel redundancy. Normally, two switches can be hooked up with a channel (LACP/PAGP) however there are sometimes setups in which you cannot use a channeling protocol. If you cannot have the STP recalculation timers, FlexLinks might offer the solution. On a FL enabled setup, STP is disabled on the
LACP or other options Read More »
