Multicast Ethernet frames not bridging between wired and wireless, Netgear CPE

Jared Mauch jared at puck.nether.net
Mon Feb 11 01:25:54 UTC 2013


I've seen some Linux boxes in bridge mode do strange things with wireless and ipv6. Using wds mode resolved it. Is the wireless in wds mode?

On Feb 9, 2013, at 2:31 PM, "Christopher J. Pilkington" <cjp at 0x1.net> wrote:

> I've a Netgear 7550 B90 provided by Frontier. (Yes, it's my only choice
> other than VSAT. Rural US. Yes, I am already looking into getting my own
> CPE, but humor me.)
> 
> Since Frontier doesn't support IPv6, I've linux box on the LAN building an
> AYIYA tunnel, and doing the usual router thing on the wired Ethernet.
> Everything on the wired side works splendid.
> 
> Wireless clients didn't seem to want to play. Further digging indicates
> that RA and NS don't cross the bridge from wired to wireless. Manually
> assigning IPv6 address and nailing NDP entries allows ICMPv6 echo request
> to work.
> 
> Has anyone seen this class of device drop multicast between the wireless
> radio and the wired ethernet switch?
> 
> Or am I brain dead this morning and missing something obvious?  Heck, I
> even tried disabling WPA2 thinking it was some wonky encryption thing.
> 
> Thanks,
> -cjp




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