Tag Archives: ipv6

Fix “IPv6 addrconf: prefix with wrong length” messages in Linux

Posted on January 24, 2012 by martijn

Glancing trough the system-logging of one of my Internet VPS nodes, I noticed that the Kernel Ring Buffer (dmesg) was quite noisy with IPv6 Router Advertisement messages as: “IPv6 addrconf: prefix with wrong length 48″ Some research learned me that … Continue reading →

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IPv6 and Postfix

Posted on August 23, 2010 by martijn

Postfix supports IPv6 from version 2.2 and up. By default only IPv4 support in enabled. Enabling IPv6 is as easy as adding one parameter to Postfix’s main.cf: /etc/postfix/main.cf: # You must stop/start Postfix after changing this parameter. inet_protocols = ipv4 … Continue reading →

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