Linode Blog > Networking

Available now off the Member’s Overview page is the Reverse DNS Configuration Manager (look near the “Network Information” button — there is a link to it). It is fairly bare-bones at the moment, but get’s the job done. [b]Requirements[/b] Your reverse DNS hostname must first forward resolve to one of your IPs. I couldn’t find […]

I deployed new “transparent” network filtering yesterday evening around midnight. The filtering falls into two categories, global filtering and Linode-specific filtering. The global filtering is already activated on all the hosts. This filters most of the broadcast traffic, the HSRP messages, and UDP port 137 traffic. The Linode specific filtering filters broadcast traffic, and ARP […]

I’ve made some changes behind the scenes to eliminate having to click on “Calculate Network Usage” in the Members Control panel. This was a huge resource hog, slowing everything down. The host servers are now updating the monthly cumulative number instead of capturing 60-second snapshots that then have to be calculated together. So, the “Network […]

If you purchase additional IP addresses for your Linode, you must reboot your machine before the IP addresses will function correctly. Also, remember that the first IP address is used when your DHCP client requests network info. This can cause problems if your IP was 64.5.53.20 and now you’ve added 64.5.53.100 because when sorted, the […]