The subnet-router anycast address

Phil Mayers p.mayers at
Wed Oct 9 15:07:22 CEST 2013

On 09/10/13 10:41, Harald Terkelsen wrote:
> Hi!
> Is anyone actually using the subnet-router anycast address in your network?


Frankly I've never understood what purpose it served other than to confuse.

> responds when IPv6 forwarding is enabled. On our wireless subnets, we
> see lots of DAD requests for the subnet-router anycast coming from MAC
> addresses registered to HTC. If the address is already in use, it looks
> like the HTC-device do not do anything about it. If the address is not
> in use, it will enable the subnet-router anycast address and starts
> responding to NS requests for this address.

Great. More brokenware...

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