Category Archives: SLAAC

ATEN/ALTUSEN KN2132 and SLAAC

Today at work, we received an ATEN/ALTUSEN KN2132 KVM switch. Unlike our previous KVM switch, this model has IPv6 capability.

Sadly, version 1.8.174 of the firmware contains an annoying bug. If you want to use SLAAC, then the firmware neglects to invert the universal/local bit while transforming the MAC-48 address to a modified EUI-64 format interface identifier. Continue reading ATEN/ALTUSEN KN2132 and SLAAC

Disabling IPv6 autoconfiguration in Windows servers

After long hours of googling at work and at home, I finally arrived at http://www.excaliburtech.net/archives/192, stating this is the way to disable IPv6 autoconfiguration, say when you’re more keen on using a manually configured IPv6 address:

netsh interface ipv6 set interface "Local Area Connection" routerdiscovery=disabled

Continue reading Disabling IPv6 autoconfiguration in Windows servers